Rolls-Royce Archives
| Identifier | Entry | ||
| Scan001 | Proposal to address corrosion in Swan Neck Pipes by applying a 'calorizing' treatment and testing them on experimental cars. | ||
| View original record | X4635 RHC. c. Hs. c. Order Office. In order to try and overcome the failure of Swan Neck Pipes owing to the moisture corroding them at the top of the bend, I propose that you should prepare and send… | ||
| Scan002 | Issues and proposed solutions for exhaust union nuts on the 40/50 HP chassis. | ||
| View original record | 17635 EP/MT. C. Hs. O. Br. BY3/H. 28. 5. 24. 40/50 HP. CHASSIS, EXHAUST UNION NUTS. -------------------------------------- Referring to EP/Mx2/H. 7. 5. 24. and in reply to Br1/H. 2. 5. 24. whilst we… | ||
| Scan003 | Anti-corrosion treatments for exhaust parts, comparing Calorizing, Sherardizing, and Zinc Spraying. | ||
| View original record | 44635 IN. c. Hs. ------- Referring to PN6/DM. 3. 6. 24. the question of the corrosion of the Exhaust is having careful consideration. We have experiments in hand at the moment for treating the Exhaust… | ||
| Scan004 | Testing the Calorized process on Condor 111 exhaust pipes. | ||
| View original record | R.R. 493 (40 H) (SL 42 12-7-23). J.H. D. X4635 EXPERIMENTAL REPORT. COPIES TO: RCJ BJ. WOR. By. E. Da EE PN or: RG Expl. No. X4635 REF: Hs/TMW1/LG19.9.24. OBJECT OF TEST. Condor 111. To test the… | ||
| Scan005 | The necessity to calorize two steel exhaust downtake pipes. | ||
| View original record | +4635 Ex. Dept. Copy to. c. Roy. c. Hs. ------- BYS/H. 24.3.25. ------- It will be necessary for us to calorize the two steel exhaust downtake pipes both internally and externally. With reference to… | ||
| Scan006 | The process for calorizing pipes, considering the melting point of the brazing spelter used for joints. | ||
| View original record | 44635 E. Dept. c. Roy. c. Hs. BY9/H. 25.3.25. Further to BY8/H.24.3.25. in looking over the details of the pipes I find that certain flanges etc. are secured to the pipes by brazing. Before I can… | ||
| Scan007 | The impracticability of calorising parts with brazed joints due to the high temperatures required. | ||
| View original record | 44635 By. from Wd. c. to "E" Dept. c. to Roy. c. to Hs. Wd1/NJ16.7.25. Calorising. Referring to yours By8/H24.3.25 and By9/H25.3.25 and the conversation I had with you yesterday, I have had a… | ||
| Scan008 | Challenges of calorizing brazed exhaust pipes and exploring alternatives. | ||
| View original record | +4635 HS. BYG/H. 17.7.25. CALORIZING OF EXHAUST PIPES. I find, as anticipated, that it is impossible to treat brazed up joints by the Calorizing process. The temperature of Calorizing is 800 to 900°C.… | ||
| Scan009 | Use of Rustless Steel pipes and testing the processes of dip brazing and calorizing. | ||
| View original record | +4635 HS. BY15/H. 6.8.25. I attach herewith copy of a letter and my reply to same, which we have received from the Calorizing Corporation. You will note from my previous memoranda that I am attempting… | ||
| Scan010 | Letter from The Calorizing Corporation discussing the process and challenges of calorizing down-take pipes, including issues with brazing and distortion. | ||
| View original record | Copy The Calorizing Corporation of Great Britain, Carlton House, Regent Street, London. S.W.1. 23rd July, 1925. Wd6/NJ.22725. RS/JCP. Messrs Rolls Royce Ltd. Derby. Dear Sirs, We beg to acknowledge… | ||
| Scan011 | Calorizing of 'V' series exhaust pipes, focusing on issues with welding and brazing. | ||
| View original record | Wd. c. Hs. BY14/H. 6.8.25. CALORIZING OF EXHAUST PIPES. "V" SERIES. --------------------------------------- Referring to the Calorizing Corporation's letter of the 23rd ultimo, our replies to the… | ||
| Scan012 | Pipe distortion due to extreme heat and proposing Stainless Iron as a solution. | ||
| View original record | - 2 - BY14/H. 6.8.25. ----------- It is the extreme heat maintained on the lagged portion of the pipe the whole time the engine is running which is the cause of our trouble. 4. We could bend back the… | ||
| Scan013 | Letter discussing the calorizing of 'V' Series exhaust pipes and correspondence with the Calorizing Corporation of Great Britain. | ||
| View original record | By. from Wd. c. to By/S. Dept. c. to Hs. c. to Roy. c. to OG/Dn X4635 Wd4/NJ11.8.25. Calorizing of Exhaust Pipes. "V" Series. Referring to By14/H6.8.25 and previous correspondence on the same subject,… | ||
| Scan014 | Process and issues with calorizing 'V' Series exhaust pipes. | ||
| View original record | Ry. from Wd. c. to By/E.Dept. c. to Hs. c. to Roy. [crossed out] c. to C&/Dn. [crossed out] X.4635 Wd1/NJ13.8.25. Calorizing of Exhaust Pipes - "V" Series. I confirm mine Wd4/WJ11.8.25. This morning… | ||
| Scan015 | The calorizing process for 'V' Series exhaust pipes. | ||
| View original record | 44635 By. from Wd. c. to By/E.Dept. c. to Hs. c. to Roy. c. to Dn. Wd10/NJ24.8.25. Calorizing of Exhaust Pipes - "V" Series. I confirm mine Wd7/NJ13.8.25. On the 14th inst. we wrote the Calorizing… | ||
| Scan016 | Distortion of 'V' Series exhaust pipes during the calorizing treatment. | ||
| View original record | 44685 By from Wd. c.to By/E.Dept. c.to Hs. c.to Roy. c.to OO/Bn. Wd2/NJ25.8.25. Calorizing of Exhaust Pipes - "V" Series. I confirm mine Wd10/NJ24.8.25. This morning we are in receipt of a letter from… | ||
| Scan017 | Letter from The Calorizing Corporation regarding the distortion of a tube during treatment and advice for brazing flanges. | ||
| View original record | COPY. THE CALORIZING CORPORATION OF GREAT BRITAIN, CARLTON HOUSE, REGENT STREET, LONDON, S.W.1. YOUR REF:- WD9/NJ14825. OUR REF:- CAL.O/1313/RS/CJP. 24th August 1925. Messrs. Rolls-Royce Ltd.… | ||
| Scan018 | Request to fit a set of Hall's main bearings with white metal clearances to a B-16 unit. | ||
| View original record | To RHC. File Hs/Ru.15/KW.2.9.35. B-16 Unit. Will you please fit a set of Hall's main bearings to B-16 unit, with white metal clearances. Hs/Rm. | ||
| Scan019 | Sectional drawing of a Super-Atmospheric, Two-stroke cycle engine. | ||
| View original record | SUPER ATMOSPHERIC TWO STROKE-CYCLE ENGINE 4 1/4 BORE 5" STROKE E.H. HINKLEWOOD PLYMOUTH X4647 A C B SECTION C.D D SECTION A.B M14 A Super-atmospheric, Scavanged, Two-stroke-cycle Engine, in which the… | ||
| Scan020 | Cross-sectional diagram of a super-atmospheric, scavenged, two-stroke cycle engine with splash lubrication. | ||
| View original record | M.16 A super-atmospheric, Scavanged, Two-stroke-cycle Engine, in which the Crank Case is used only for splash lubrication. A Working Cylinder. B Induction end of Pump Cylinder. C Scavaging end of Pump… | ||
| Scan021 | Letter from E.H. Micklewood to E. Hives regarding the dispatch of an experimental engine and a follow-up visit. | ||
| View original record | 74647 178 HOLLAND ROAD PLYMOUTH July 8th, 1924. E.Hives Esq, Msrs Rolls-Royce Ltd, DERBY. Dear Sir, I am presuming you will be aware of the corres- pondence between Mr Royce and myself as to my… | ||
| Scan022 | Letter to E.H. Micklewood regarding the arrival of an engine, the making of pedestals, and the works holiday closure. | ||
| View original record | +4647 Hsl/LG. 19th. July 1924. E.H. Micklewood, Esq., 16, Sutherland Rd., Plymouth. Dear Sir, Referring to your letter of the 8th.inst. The case containing the Engine arrived yesterday. We are making… | ||
| Scan023 | Requesting clarification on who will bear the costs for experimental work on the Mickelham 'Two-stroke' Engine. | ||
| View original record | 44647 To Hs from My/Rns. My/Rns3/V/1A/BJ 14.8.24. Mr. Warwick of your Department has requested an Order number to cover Experimental work on the Mickelham "Two-stroke" Engine. Will you please say if… | ||
| Scan024 | Arrangement to test the Micklewood 2-stroke engine at the company's expense. | ||
| View original record | My/Rns. from Hs. 74647 Hsl/LG15. 8. 24. MICKLEWOOD 2-STROKE ENGINE. With reference to the above. We attach copy of a letter from R. The arrangement is that we shall test the engine at our own expense.… | ||
| Scan025 | Letter from F. H. Royce to E. H. Micklewood arranging the testing of an experimental engine. | ||
| View original record | WEST WITTERING, CHICHESTER. R2/M24.6.24. 24th. June 1924. E.H.Micklewood Esq., 18 Sutherland Rd., Plymouth. Dear Mr. Micklewood, With regard to our conversation during your visit here on the 21st.… | ||
| Scan026 | Invitation to E.H. Micklewood Esq. to visit the Derby Works to view his experimental engine. | ||
| View original record | 4647 Hs4/LG. 14th. Aug. 1924. E.H. Micklewood Esq., 16, Sutherland Rd., Plymouth. Dear Sir, Your experimental engine has now been fixed on to a 'bed' and attached to the water brake. It would be… | ||
| Scan027 | Tests of a Micklewood 2-stroke engine. | ||
| View original record | R.R. 493 (40 H) (SL 42 12-7-23). J.H., D. X4647 EXPERIMENTAL REPORT. COPIES TO: R.CJ. BJ. WOR. By. E. Da. EP. PN. OY. Expl. No. 4647 REF. HS2/LGS.9.24. OBJECT OF TEST. TESTS ON MICKLEWOOD 2-STROKE… | ||
| Scan028 | The poor performance of the Micklewood 2-stroke engine during bench tests. | ||
| View original record | R.R. 493A (40 H) (SL 42 12-7-23). J.H. D. EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rn/LG4.9.24. MICKLEWOOD 2-STROKE ENGINE. We have carried out motoring and indicator tests on the bench with this… | ||
| Scan029 | Engine performance based on indicator cards, including compression, ignition, and carburation. | ||
| View original record | R.R. 403 A (40 H) (8L 42 12-7-23). J.H., D. -2- EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rm/LG5.9.24. INDICATOR CARDS. It will be observed from the indicator cards that the cylinder fills up very well,… | ||
| Scan030 | Engine performance issues related to pumping losses, exhaust valve design, and results from motoring tests. | ||
| View original record | R.R. 403A (40 H) (SL 42 12-7-23). J.H.,D. -3- EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rm/LG5.9.24. be a probability of the air being mixed with exhaust gas. Owing to pumping losses, it was found… | ||
| Scan031 | Engine performance, focusing on piston friction, scavenging, and pumping losses. | ||
| View original record | R.R. 493A (40 H) (SL 42 12-7-28). J.H., D. -4- EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rm/LG5.9.24. piston friction is considerable. The test was repeated at 1000 r.p.m. when the losses were found to… | ||
| Scan032 | Page discussing potential engine redesigns regarding the rotary valve, ports, and piston friction for improved performance. | ||
| View original record | R.R. 493A (40 H) (SL 42 12-7-28). J.H.D. -5- EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rm/LG5.9.24. possible by altering the period and timing of the scavenging port. It seems, however, as if it will be… | ||
| Scan033 | Engine performance indicator diagrams for a Micklewood 2-stroke engine, showing pressure versus crank angle. | ||
| View original record | MICKLEWOOD 2 STROKE FIRING 4 1/2 BORE 5 STROKE SCAVENGING PR. 3 LBS/D" DIAGRAM AREA B.718 D" SPRING RATING 50 LBS/D" I.M.E.P. 54.5 LBS/D" EXP. PRESSURE 250 LBS/D" LBS/D" ATS LBS/D" IGNITION 14… | ||
| Scan034 | Performance analysis and specification drawings for the Micklewood 2 Stroke engine. | ||
| View original record | MICKLEWOOD 2 STROKE POWER LOSS ANALYSIS (LEFT DIAGRAM): 100% I.M.E.P. 500 R.P.M 9% SCAVENGING THROUGH ROTARY VALVE. 4% REMOVAL OF VALVE CAPS, PLUGS ETC. 29% LOST BY INDUCING CHARGE THROUGH ROTARY… | ||
| Scan035 | Cross-sectional diagram of a super-atmospheric, scavenged, two-stroke-cycle engine with a parts legend. | ||
| View original record | M.16 A super-atmospheric, Scavanged, Two-stroke-cycle Engine, in which the Crank Case is used only for splash lubrication. A Working Cylinder. B Induction end of Pump Cylinder. C Scavaging end of Pump… | ||
| Scan036 | Questioning the reasons for testing a Micklewood 2-stroke engine. | ||
| View original record | To Hs. from BJ. X4647 BJ/Py23/Av/H8.9.24. TESTS ON MICKLEWOOD 2-STROKE ENGINE. With reference to Hs2/LG5.9.24, will you please let me know why we are making tests on this 2-stroke engine? Through what… | ||
| Scan037 | Cover note forwarding instructions for tests on a Micklewood 2-stroke engine. | ||
| View original record | X4647 To BJ/Py. from Hs. Hs1/LG9.9.24. BJ/Py23/Av/H8.9.24. TESTS ON MICKLEWOOD 2-STROKE ENGINE. We attach copy of letter from R. giving instructions in connection with this engine. You will see that a… | ||
| Scan038 | Request for instructions regarding the Micklewood 2-stroke engine. | ||
| View original record | To R. from Hs. c. to E. X4647 Hs4/LG26.9.24. RE. MICKLEWOOD 2-STROKE ENGINE. We should be pleased to have your instructions as to what you wish us to do with this engine. This engine was reported on… | ||
| Scan039 | From RS to HS inquiring about the status of the Micklewood Two Stroke Engine. | ||
| View original record | X.4647 TO HS. FROM RS. RS3/M23.4.25. MICKLEWOOD TWO STROKE ENGINE. With reference to the above engine which was submitted to you for examination by Mr. Micklewood about last August, R. now presumes… | ||
| Scan040 | Arranging the return of a loaned Micklewood 2-stroke engine to its owner after testing. | ||
| View original record | +4647 To BP. from Hs. c. to Stores (Mr. Chatwin) Hsll/LG27.4.25. We are sending into the Stores - Box containing - 1 Micklewood 2-stroke Engine. This is to be returned to Mr. Micklewood, 16,… | ||
| Scan041 | Despatch note for the return of a loaned 2-stroke engine after testing. | ||
| View original record | R.R. 615a (50T Sets) (SE 592 13-3-18 MP 1000) No Archives L4647 76906 WKS. ORDER No. CHASSIS No. Customer's Order No. Hs11/LG27.4.25 Customer's No. Owner's Name Customer Mr. Micklewood, 16, Sutherland… | ||
| Scan042 | Letter detailing two engine faults observed during testing: a 'fade away' issue and comparatively low speed. | ||
| View original record | 4647 16, Sutherland Road, PLYMOUTH. April 27th 1925. E.W.Hives Esq, Msrs Rolls-Royce Limited, DERBY. Dear Sir, As I have at long last succeeded in winding up my business affairs I am now free to… | ||
| Scan043 | Letter discussing a new engine type for flying machines intended to supersede the present four-cycle type for high altitude operation. | ||
| View original record | (2) E.W.Hives Esq continued More and more I note that the question of the Flying Machine and its importance as a weapon of War or as an adjunct to Commerce is forcing itself on the attention of the… | ||
| Scan044 | Letter acknowledging the return of a Micklewood 2-stroke engine and advising a report will follow. | ||
| View original record | 44647 Hs/LG. 1st. May 1925. E. H. Micklewood Esq., 16, Sutherland Rd., Plymouth. Dear Sirs, MICKLEWOOD 2-STROKE ENGINE. inst. We thank you for your letter of the 27th. The engine in question was… | ||
| Scan045 | Letter to E.W. Hives regarding a broken piston found upon dismantling a recently received engine. | ||
| View original record | X4647 16, Sutherland Road, PLYMOUTH. 9th May 1925. E.W.Hives Esq, c/o Msrs Rolls-Royce Ltd, DERBY. Dear Sir, I duly received the Engine as per your advice as also your letter of 1st instant in which a… | ||
| Scan046 | Letter to E.H. Micklewood regarding a failed engine experiment, advising that serious modifications are required. | ||
| View original record | 44647 Hs2/LG. E.H. Micklewood, Esq., 16, Sutherland Rd., Plymouth. 12th. May 1925. Dear Sir, Answering your letter of the 9th.inst. We attach a report in connection with the experiments carried out on… | ||
| Scan047 | Bench tests of a Micklewood 2-stroke engine, detailing its poor performance. | ||
| View original record | R.R. 493A (50n) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rm/LG4.9.24. MICKLEWOOD 2-STROKE ENGINE. We have carried out motoring and indicator tests on the bench with this… | ||
| Scan048 | Analysing engine performance from indicator cards, focusing on compression, ignition, and external factors. | ||
| View original record | R.R. 493A (50m) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. Expl. No. REF: Hs/Rm/LGS.9.24. COPY. INDICATOR CARDS. It will be observed from the indicator cards that the cylinder fills up very well,… | ||
| Scan049 | Page detailing issues with engine scavenging, exhaust valve design, and high fuel consumption. | ||
| View original record | R.R. 493A (50m) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. -2- Expl. No. REF: Hs/Rm/LG5.9.24. so that for at least 15% of the stroke, exhaust gas was being blown into the reservoir. When,… | ||
| Scan050 | Motoring tests analyzing engine frictional and pumping losses. | ||
| View original record | R.R. 493a (50a) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. Expl. No. REF Hs/Am/LG5.9.24. C O P Y. MOTORING TESTS. It was observed that at 500 r.p.m. the frictional and pumping losses of this… | ||
| Scan051 | Analysing engine pumping losses, scavenging pressure, and potential improvements to valve timing and design. | ||
| View original record | R.R. 493a (50a) (D.B. 175 25-9-24) J.H.D. EXPERIMENTAL REPORT. -2- Expl. No. REF: Hs/Rn/LG5.9.24. transfer port for the supercharge is only .625" X .687" in area with irregular outline, while the… | ||
| Scan052 | Indicator diagrams for a Micklewood 2-stroke engine showing firing and motoring cycles against crank angle. | ||
| View original record | MICKLEWOOD 2 STROKE FIRING 4 1/2" BORE 5" STROKE SCAVENGING PR. 3 LBS/D'' DIAGRAM AREA 8.718 D'' SPRING RATING 50 LBS/D'' I.M.E.P. 54.5 LBS/D'' EXP. PRESSURE 250 LBS/D'' LBS/D'' ATS LBS/D'' IGNITION… | ||
| Scan053 | Performance analysis and specification sheet for the Micklewood 2-stroke engine. | ||
| View original record | MICKLEWOOD 2 STROKE 100% I.M.E.P. 500 R.P.M 9% SCAVENGING THROUGH ROTARY VALVE. 4% REMOVAL OF VALVE CAPS, PLUGS ETC. LOST BY INDUCING 29% CHARGE THROUGH ROTARY VALVE & EXPELLING SAME. 31% PISTON AND… | ||
| Scan054 | Outline drawing of an ignition coil with multiple views and dimensions. | ||
| View original record | OUTLINE 002178 X4654 7/32 DIAM 4 HOLES 3 2 2 3/8 1 1/4 4 7/16 2 9/16 25/32 1 15/16 7 M.M. WIRE 31/32 13/16 2 3/4 IGNITION COIL 10-9-22 FULL Russell OUTLINE 002178 | ||
| Scan055 | Technical memo on American battery ignition systems, discussing power consumption, reliability versus magnetos, and construction materials. | ||
| View original record | X4654 To EFC. } from R. E. } c. OJ. Rs c. Hs. Da. By. R2/M3.4.24. BATTERY IGNITION. X.3199. X.981. X.4654. Mr. Olley tells me "that American battery ignitions take 1¼ amps. @ 6 volts = 7½ watts Bosch… | ||
| Scan056 | Poor longevity of platinum points in a car's electrical system and potential solutions. | ||
| View original record | X4654 To EFC. from R. c. to OJ. Hs. Ev. RE CAR IN FRANCE. X.4652/4. X.8780. X.8680. X.3199 I hear that the platinum points are not lasting well on the above car. Unless this can be accounted for it is… | ||
| Scan057 | Letter discussing a job vacancy and a technical patent for a nearly closed circuit coil. | ||
| View original record | X. 4654 35, MAYFIELD ROAD, MOSELEY, BIRMINGHAM. 17th May, 1925. Dear Mr Fowler Clarke, Many thanks for your letter; I did not expect more than you have kindly done. I know vacancies do not occur so… | ||
| Scan058 | Note about sending figures and an observation on Delco's practically closed circuit coil from the 1923 Show. | ||
| View original record | I am hunting out some figures which I will send to you in a few days' time; they may interest you. I noted with decided interest (at the Show in 1923 I think) that Delco had a practically closed… | ||
| Scan059 | Request to obtain a patent specification for a 'Nearly Closed Iron Circuit Ignition Coil'. | ||
| View original record | X4654 To BY/NHW. from EFC. EFC4/T19.5.25. Would you kindly obtain for me Patent Specification No.199879 of 1922, the author of which is Dr. E.O. Turner, and the subject matter of which is 'Nearly… | ||
| Scan060 | Experiments on ignition coils to reduce energy output, considering alternative windings and a patent by the Lucas Company. | ||
| View original record | 14654 To R. from EFC. c. c. GJ. EY. EFC2/T20.5.25. RE IGNITION COILS. X.4079 X.4353/4 X.8710. Reference your R1/M11.5.25, now that our ignition coils are consistently satisfactory from the point of… | ||
| Scan061 | Continued discussion on the design and experimentation of a closed circuit iron core coil. | ||
| View original record | Contd. -2- EFC2/T20.5.28. closed circuit type of coil somewhere, having observed sparks of greater utility (capability of overcoming leaky gaps) from such coils, though he does not express a definite… | ||
| Scan062 | Instruction sheet detailing the design and electrical properties of a Delco coil, including a wiring diagram. | ||
| View original record | RR 238 (150 BKS.) [SH57. 20-8-20.] MP 224559 X.4654 ROLLS-ROYCE LTD. INSTRUCTIONS. To E.F.C. Order No. WB57 Customer's No. X4284. November 2ND 1925 Delco coil. NO2178. X4654 This coil is… | ||
| Scan063 | Instruction sheet detailing the electrical properties and test results of a coil's primary and secondary windings. | ||
| View original record | RR 238 (150 BKS.) (SH37 29-6-20.) MP 224388 ROLLS-ROYCE LTD. INSTRUCTIONS. 19 To Order No. (2) Customer's No. Primary winding. Resistance 16°C = .662 ohms Impedance = 2.75 ohms Inductance = .0084… | ||
| Scan064 | Performance comparison between platinum and tungsten interrupter points, and English vs. American coils and condensers. | ||
| View original record | Cy 2-E-61126. X4654 June 11th 1926. Mr. Basil Johnson, Rolls-Royce Ltd., London, England. { Copy for attention of Mr. F.H. Royce " " " " Works Committee " " " " Mr. Nadin. X8680 X2894 X4652/4 Dear… | ||
| Scan065 | Technical note on the performance and testing of American Bosch and Delco coils and condensers. | ||
| View original record | Cy2-E-61126 -2- June 11th 1926. 2. Coils. On American Bosch ignitions it is usual for contacts to run 10,000 miles without attention, and 25,000 miles without replacement. The Bosch coil like the… | ||
| Scan066 | Extract discussing Remy Ignition and the magnetic properties of coils. | ||
| View original record | X4654² Extract from EFC1/T1.7.26. Re Remy Ignition. X.4284. _____________________________________ --- We ourselves do not think there is a great deal in coils with nearly closed magnetic circuit. In… | ||
| Scan067 | Improvements and experiments related to battery ignition systems, contacts, and coils. | ||
| View original record | To EFC. from R. c. BJ. EY. Hs. X4654 R2/M9.12.27. BATTERY IGNITION. X.8692. X.8690. X.8710. X.4654. X.2894. Although the minor improvements after the scrubbing contacts are not of very great… | ||
| Scan068 | Advantages and disadvantages of two ignition coil designs, one with a reversed build order and one with a nearly closed iron circuit. | ||
| View original record | To R. from EFC. c. BJ. BY. Y4654 EFC4/T19.12.27. IGNITION COIL WITH NEARLY CLOSED MAGNETIC CIRCUIT. technical No great advantage is shown on test, neither does there appear to be any reason in… | ||
| Scan069 | Description of the construction of a coil with an inside secondary and outside primary winding. | ||
| View original record | -2- Contd. current. The construction of the coil with the inside secondary and outside primary is such that the circuit is largely closed by the magnetic casing into which the coil is finally sealed;… | ||
| Scan070 | Extract from a memo discussing open vs. closed magnetic circuits for induction coils. | ||
| View original record | X4654 Extract from memo in X.6058 ref. RL/M5.1.31. It is usually thought that open magnetic circuit is best for an induction coil used under our conditions, but we originally (and still) made hedgehog… | ||
| Scan071 | Agreeing to the manufacture of parts for the Kestrel Six-cylinder Unit. | ||
| View original record | Rgt from Wor. Copy to Mr Hs. Ing. Dept. X4659 Wor19/T25.1.33. Kestrel Six-cylinder Unit. I,note from your Rg/Tsa3/DM19.1.33 and your Rg/Tanl/DM23.1.33 that, in connection with the unit which Sg.… | ||
| Scan072 | The performance of the Kestrel Six Cylinder Unit, noting M.E.P., surging, and critical speed. | ||
| View original record | Rg. From Hs/Ryce. c. to Wor. c. to Lr. X4659. Hs/Ryce.5/MA.25.1.33. KESTREL SIX CYLINDER UNIT. The power curve and consumption loop herewith have been taken on the above units. The M.E.P. is… | ||
| Scan073 | Performance graph showing the consumption loop for a Kestrel six-cylinder unit at 2250 RPM and full throttle. | ||
| View original record | KESTREL SIX CYLINDER UNIT CONSUMPTION LOOP 2250 RPM FULL THROTTLE FUEL. DTD. 134 + 3 cc T.E.L. / GAL. OIL. P4 + T.E.L. + ZnO PLUGS. K.L.G. V9/1 AND OTHERS IGNITION BEST SETTING C.R. 7.0/1 NOM: SP.… | ||
| Scan074 | Power curve graph for a Kestrel Six Cylinder Unit engine at full throttle. | ||
| View original record | KESTREL SIX CYLINDER UNIT. POWER CURVE FULL THROTTLE FUEL D.T.D. 134 + 3 cc T.E.L./GAL. OIL P4 + T.E.L. + ZNO PLUGS. K.L.G V9/1 AND OTHERS. IGNITION BEST SETTING C.R. 7.0/1 NOM: Y-AXIS LABELS: SP.… | ||
| Scan075 | Letter to the Air Ministry on Compression Ignition and a contract for running on Ethylene Glycol. | ||
| View original record | 4689 To Blb. From Hs. Hs.6/MJ.8.3.33. As regards our letter to the Air Ministry on Compression Ignition, Rg. has arrived back today and suggests that as Sg. will be here tomorrow we might hold this… | ||
| Scan076 | Contract with Mr. Tweedie for work on a 6-cylinder engine involving Ethylene Glycol. | ||
| View original record | Y 4659 S/W. Py/Blb.3/PH.9.3.33. To Hs from Py/Blb. Copy to Wor. RE: Hs.6/MJ.8.3.33. We have received the above with enclosures and will this morning hand your letter to Mr. Tweedie. With regard to… | ||
| Scan077 | Letter to the Air Ministry detailing results of engine cooling tests with Ethylene Glycol and proposing to move from single to six-cylinder unit tests. | ||
| View original record | c. to R. Sg. c. to Wor. Wg. c. to C/Ab. HS/Pkn.8/MA. March 11th., 1933. The Secretary, Air Ministry, Adastral House Kingsway, W.C.2. For the attention of Mr.Tweedie. Dear Sir, We have now completed… | ||
| Scan078 | Proposed 50-hour test programme for the Kestrel six-cylinder engine, focusing on high-temperature and evaporative cooling systems. | ||
| View original record | -2- We should like, therefore, to submit a programme for a 50 hrs. contract for running the Kestrel six-cylinder unit. An advantage that could be obtained by the use of this unit is that the two… | ||
| Scan079 | Proposals for engine performance tests using undiluted Glycol and high outlet temperatures. | ||
| View original record | -3- (7) To examine the general performance an behaviour of the engine when running on undiluted Glycol. Tests on the Single Cylinder Unit showed that special rubber was required to provide… | ||
| Scan080 | Comparison of radiator sizes required on the 'Fury' aircraft, contrasting water and ethylene glycol coolants at 12,000 ft. | ||
| View original record | COMPARISON IN SIZE OF RADIATOR REQUIRED ON THE 'FURY' AIRCRAFT AT THE FULL THROTTLE HEIGHT OF 12,000 FT. (a) Operating as at present with water just below the boiling point corresponding to the… | ||
| Scan081 | Programme for 50 hours of research on a 6-cylinder unit using Ethylene Glycol. | ||
| View original record | 84659. Py/Blb.6/HL.13.3.33 X1435. S/W. To Hs from Py/Blb. Copy to Wer. D/L. Hs. D/BP. Hg. RE: ETHYLENE GLYCOL. - TESTS ON 6-CYLINDER UNIT. When Mr. Tweedie was at the Works on the 1st inst. it was… | ||
| Scan082 | Forwarding a document regarding tests on Ethylene Glycol in a 6-cylinder unit. | ||
| View original record | 84659 Py/RMC.4/PL.15.3.33. S/W. To C/HB From Py/RML. Copy to Mr. Hs. D/L. Rg. D/BP. Re: ETHYLENE GLYCOL - TESTS ON 6-CYLINDER UNIT. We attach a copy of Py/Hlb.6/PL.13.3.33. which was addressed to Us… | ||
| Scan083 | Approval for 50 hours' development testing on a 6-cylinder 'Kestrel' unit with ethylene glycol. | ||
| View original record | S/W. 84659 To Hs. From Blb. Copy to Wor. " " Rg. Py/Blb.1/LAM.5.4.33. Re: 50 HOURS' DEVELOPMENT TESTING ON 6-CYLINDER "KESTREL" UNIT WITH ETHYLENE GLYCOL. You will be pleased to learn that the above… | ||
| Scan084 | The condition of a Kestrel Six Cylinder Unit after an eight-hour, non-stop, glycol-cooled run. | ||
| View original record | X4659. To Sg. From Hs/Ryce. c. to Wor. c. to Rg. c. to By. c. to Lr. c. to Lg. c. to Mr. Jaques. Hs/Ryce.8/MJ.26.4.33. KESTREL SIX CYLINDER UNIT. GLYCOL COOLED RUNNING. This engine has made a… | ||
| Scan085 | Chasing a completion date for the water supply for a six-cylinder test unit. | ||
| View original record | To EJJ. From Hs. c. to Pskt. c. to Sft. 84659. Hs.4/MJ.3.6.33. SIX CYLINDER TEST UNIT. We must have a promise for when the water supply for this unit will be completed. We are committed to A.M.… | ||
| Scan086 | Water supply for a Six Cylinder Unit, confirming instructions have been given and material ordered. | ||
| View original record | Hs... from EJJ. c to Sft. c to Millwrights ------------------- x4659? EJJ3/WB12.6.33. ------------------- Re Water Supply for Six Cylinder Unit ------------------------------------ Hs.4/MJ.3.6.33. All… | ||
| Scan087 | Works order for 50 hours of research running on a Kestrel 6 cylinder unit with Ethylene Glycol cooling. | ||
| View original record | R.R. 616C (30H) (20230 19-11-31) G.C.B. H'a 84659. YB 565 WORKS ORDER No. 55811 Date: 16th June 1933 CHASSIS OR AERO ENGINE ORDER OR CONTRACT REF. XX 249757/33 C.2.a. 7-6-33 Customer: The Secretary,… | ||
| Scan088 | Works order for the Air Ministry detailing the required structure and content of a final report. | ||
| View original record | R.R. 616C (30H) (20230 19-11-31) G.C.B. WORKS ORDER No. 55811 Date 16th June 1933 YB 566 CHASSIS OR AERO ENGINE ORDER OR CONTRACT REF. 249757/33 C.2.a. 7-6-33 Customer The Secretary, Air Ministry,… | ||
| Scan089 | Test report on the effects of high water flow and low jacket temperatures on detonation in a Kestrel six-cylinder engine unit. | ||
| View original record | 84659. To Sg. From Hs/Ryce. Hs/Ryce.5/MJ.20.7.35. c. to Rg. c. to Wor. c. to By. c. to Lr. x2965. KESTREL SIX CYLINDER UNIT. EFFECT OF HIGH WATER FLOW AND LOW JACKET TEMPERATURES ON DETONATION. It has… | ||
| Scan090 | Conclusions of engine detonation tests, its effects on joint rings, and proposed future development. | ||
| View original record | -2- Hs/Ryce.5/MJ.20.7.33. Cont'd. The apparent attack visible in the photograph on No.1 cyl. is due to oil which was inadvertently left on the part. CONCLUSIONS. The result of this test indicates that… | ||
| Scan091 | Blueprint illustrating the effects of detonation on a Kestrel engine cylinder joint ring. | ||
| View original record | RING ATTACKED ONLY WHERE SHEWN WITH A THICK LINE DETONATION ATTACK OF KESTREL CYLINDER JOINT RING HSF 19.7.33 | ||
| Scan092 | Photograph of a six-cylinder, four-valve-per-cylinder engine cylinder head on a stand. | ||
| View original record | ", | ||
| Scan093 | Close-up photograph of an engine cylinder head showing the valves. | ||
| View original record | INITIALS ONLY | ||
| Scan094 | Instructions to modernise the Kestrel Six Cylinder Unit No.1. | ||
| View original record | 84659 To RHC. From Hs/Ryce. Hs/Ryce.9/MJ.1.8.33. KESTREL SIX CYLINDER UNIT NO.1. Will you please modernize this unit as follows:- Conn. Rods. - Goshawk type with ears sawn off. Big ends & Main… | ||
| Scan095 | From H.S. Royce requesting a spare Goshawk block for a Kestrel Six Cylinder No.2 engine with specific valve requirements. | ||
| View original record | To RHC. From Hs/Ryce. 84659 Hs/Ryce.10/MJ.1.8.33. KESTREL SIX CYLINDER NO.2. Will you please prepare a spare Goshawk block for this engine complete with N.L.C. valve seats and sodium cooled stellited… | ||
| Scan096 | Test results of running Kestrel single and six-cylinder units with Helmore treated oils. | ||
| View original record | FOR FILES. r 46859 Hs/Rvce.2.8.33. x2465. r4686. HELMORE TREATED OILS RUN ON THE KESTREL SINGLE CYLINDER AND SIX CYLINDER UNITS. Helmore treatment consists in the addition of some form of lead and… | ||
| Scan097 | Experiment using metallic lead in oil to reduce carbon deposits on a piston crown, with plans for further development. | ||
| View original record | -2- Hs/Rvce.2.8.33. Cont'd. As it was thought that there was rather less tendency to form carbon deposits with this oil metallic lead was smeared over half the underside of the piston crown. This in… | ||
| Scan098 | Test report on lead separation from the centre main bearing of a Kestrel six-cylinder unit. | ||
| View original record | γ 4659. To Rg. From Ha/Ryco. c. to Wcr. c. to By. c. to Lr. c. to KP. c. to lp. c. to Fl. c. to Mr. Jaques. Ha/Ryco.2/W.J.5.8.33. KESTREL SIX CYLINDER UNIT. LEAD BRONZE BEARINGS. Separation of lead… | ||
| Scan099 | Instructions for fitting a 6-cylinder Kestrel engine with a custom induction manifold and a specific carburetter type. | ||
| View original record | YNG see me Y 4659 HS RHO c. Hs. Im. Rg/Tsn.7/DM.26.9.32. 6-Cylinder Kestrel Unit. ----------------------------- This is to confirm asking you to fit this engine up with one half of a carburetter unit,… | ||
| Scan100 | Urgent memorandum regarding modifications to the transmission coupling and brake capacity on the Kestrel 6 cylinder unit. | ||
| View original record | r 659 To EJJ. From Hs/Ryce. Hs/Ryce.4/MJ.20.12.33. 83269 KESTREL 6 CYL. UNIT. The transmission on the 6 cyl. unit has been modified by the replacement of J.7918 and J.7922 by EX.10670. We should like… | ||
| Scan101 | Confirming the completion of a research contract on a six-cylinder unit following an amendment from the Air Ministry. | ||
| View original record | Y 4659. Hs. ~~due~~ D/BP/N23/CG9-2-34. Re: Contract 249757/33 - Research Running on six cylinder unit. We have received a letter from the Air Ministry amending the above contract to read 6 1/2 hours.… | ||
| Scan102 | Confirmation to fit a standard Kestrel cylinder block to a six-cylinder unit, with no top joint rings. | ||
| View original record | V4659 RHC/HPS c. Hs. Rg/Tsn.1/DM.26.2.34. Six-Cylinder Unit. This is to confirm asking you to fit a standard Kestrel cylinder block to this unit, with no top joint rings. Rg/Tsn. | ||
| Scan103 | Cylinder head temperatures, comparing Glycol and water cooling on a Kestrel Six Cylinder engine. | ||
| View original record | EXPERIMENTAL DEPARTMENT REPORT. REFERENCE :- Hs/Ryce.5/MJ.9.8.34. Subject of Report:- Cylinder Head Temperatures. General Conclusions :- The head is at least 40°C. hotter Glycol cooled than water… | ||
| Scan104 | The effect of different coolants upon the cylinder head temperature of a Kestrel six-cylinder engine unit. | ||
| View original record | Hs/Ryce.5/MJ.9.8.34. KESTREL SIX CYLINDER UNIT. EFFECT OF COOLANT UPON CYLINDER HEAD TEMPERATURE. In view of the apparently more severe conditions obtained on main engines running Glycol cooled, head… | ||
| Scan105 | Findings from tests comparing Glycol and water as engine coolants, noting temperature issues, flow reduction, and plans for further development. | ||
| View original record | -2- Hs/Ryce.5/MJ.9.8.34. Cont'd. (c) (Fig.3) At 135°C. inlet Glycol temperature, either slight preignition, or detonation, sets in on No.5 cyl. causing a sharp rise in temperature. On richening up… | ||
| Scan106 | Graph showing the effect of coolant type and inlet temperature on the cylinder head temperature for a Kestrel six-cylinder unit. | ||
| View original record | FIG I KESTREL SIX CYLINDER UNIT CURVES SHOWING THE EFFECT OF COOLANT AND COOLANT TEMPERATURE ON CYL. HEAD TEMP. BLOCK - STD KESTREL E 37513/4 R.P.M. 2500 BOOST + 8.0" Hg FUEL D.T.D. 230 CONSTANT TOTAL… | ||
| Scan107 | Graph showing the effect of coolant on cylinder head temperature for a Kestrel Six Cylinder Unit. | ||
| View original record | FIG. II KESTREL SIX CYLINDER UNIT CURVES SHOWING THE EFFECT OF COOLANT TEMP ON CYL. HEAD TEMP. WATER COOLED BLOCK STD KESTREL (E.37513/4) R.P.M. 2500 BOOST +8.0" HG FUEL D.T.D. 230 CONSTANT TOTAL… | ||
| Scan108 | Graph showing the effect of coolant inlet temperature on the cylinder head temperature for a Kestrel six-cylinder unit. | ||
| View original record | FIG. III KESTREL SIX CYLINDER UNIT CURVES SHOWING THE EFFECT OF COOLANT TEMP ON CYL: HEAD TEMP GLYCOL COOLED BLOCK STD. KESTREL (E.37513/4) R.P.M. 2500 BOOST +8.0" Hg FUEL D.T.D. 230 CONSTANT TOTAL… | ||
| Scan109 | Sketch showing the position of thermocouples in a Kestrel six-cylinder unit block. | ||
| View original record | FIG IV KESTREL SIX CYLINDER UNIT SKETCH SHEWING POSITION OF THERMOCOUPLES IN CYLINDER BLOCK KESTREL TYPE BLOCK E.37513/4 FIRE CLAY TUBING COUPLE WIRES BROUGHT THROUGH GAS STARTER PLUG, & HELD IN BY… | ||
| Scan110 | Performance chart comparing water and glycol coolant on a Kestrel six-cylinder engine unit. | ||
| View original record | FIG. V KESTREL SIX CYLINDER UNIT COMPARATIVE WATER AND GLYCOL FLOWS AND POWER OUTPUTS R.P.M. 2500 BOOST + 8.0" HG BLOCK STD KESTREL F.37513/4 FITTED WITH UNRESTRICTED INLET AND FRONT OUTLET, STD… | ||
| Scan111 | Specification sheet for a Kestrel 6-Cylinder Unit, listing component part numbers. | ||
| View original record | To Hs. from RHC/WSC. X4659. RHC/WSC3/IS.26.1.33. KESTREL 6-CYLINDER UNIT. We give herewith specification to which the above Unit is built. PASSED TO TEST 21.12.32. Crankcase & Bearings IOP.E.34773.… | ||
| Scan112 | Typed list of engine components and their corresponding part numbers, page 2. | ||
| View original record | -2- Valves & Fittings.XEP. E.28651 Inlet Valves (S/SLV.) E.38330 Exhaust Valves (S/SLV.)Salt Cooled. E.38324 Outer Valve Springs. E.38327 Bottom Washers. E.38325 Inner Valve Springs. E.38328 Top… | ||
| Scan113 | List of engine components with associated part numbers and specifications for an engine. | ||
| View original record | -3- RHC/WSC3/LS.26.1.33. -------------------- Oil Relief Valve LOP.E.30476. New, complete to LOP. Magnetos. B.T.H.Type SC.12-7B. ex Buzzard No.11.Engine. "A" Side No. B.8612. "B" Side No. B.9204.… | ||
| Scan114 | List of specifications for carburetter, controls, petrol pump, and direct drive components. | ||
| View original record | -4- RHC/WSC3/IS.26.1.33. Carburetter LOP.E.36303. Jet Controlled Type-Front Carb.only & adapted to suit. Controls. Mock-up to suit Engine. Petrol Pump LOP.E.30464. Complete to LOP. ex T.49 Engine.… | ||
| Scan115 | Specification revision for a Kestrel 6-Cylinder Unit detailing changes to the Magneto Driving Gear after test bed work. | ||
| View original record | To Hs. from RHC/WSC. c. Helying. c. ... D.) c. Rey/Ten. r4659. RHC/WSC1/LS.27.1.33. KESTREL 6-CYLINDER UNIT. Specification of the above Unit issued in RHC/WSC3/LS.26.1.33. is revised as follows:- WORK… | ||
| Scan116 | Specification revision for the Kestrel 6 Cylinder Unit, detailing changes to pistons and cylinders. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Eng. c. Mr. Jaques. (A.I.D) c. Rg/Tsn. RHC/WSC. 3/AP. 24.5.33. Kestrel 6 Cylinder Unit. Specification of the above Unit issued in RHC/WSC. 3/LS. 26.1.33. is revised as… | ||
| Scan117 | Specification revision for a Kestrel 6 Cylinder Unit's water connections. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Eng. c. Mr. Jaques. (A.I.D) c. Rg/Ten. RHC/WSC. 4/AP. 24. 5. 33. Kestrel 6 Cylinder Unit. Specification of the above Unit is revised as follows:- Work Carried Out on Test… | ||
| Scan118 | Revised specification for a Kestrel 6 Cylinder Unit, detailing the components of the Flywheel assembly. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Yng. (strikethrough) c. Mr. James (A.I.D) (strikethrough) c. Re/Ten. (strikethrough) RHC/WSC. 5/AP.24.5.33 Kestrel 6 Cylinder Unit. Specification of the above Unit is… | ||
| Scan119 | Specification revision for Kestrel FS 6 Cylinder Unit No.1, detailing changes to pistons and valves. | ||
| View original record | To Hs. from RHC/WSC. C. Mr. Jaques. (A.I.D) 84659 RHC/WSC.1/AP.4.11.33. KESTREL FS. 6 CYLINDER UNIT No.1. Specification of the above Unit is revised as follows:- PASSED TO TEST 1.11.33. Previous… | ||
| Scan120 | Specification revision document comparing previous and revised parts for various engine components. | ||
| View original record | (2) RHC/WSC.1/AP.4.11.33. Previous Specification. Cylinder. Complete as shewn in spec. RHC/WSC.3/LS.26.1.33. Removed. Revised Specification. Cylinders LOP.E.40795. 1-E.39720 Cylinder Block "A" side… | ||
| Scan121 | Comparison of previous and revised specifications for various engine parts. | ||
| View original record | (3) RHC/WSC.1/AP.4.11.33. Previous Specification. Mag.Drive & Fittings. Complete as shewn in spec. RHC/WSC.3/LS.26.1.33. Removed. Camshaft & Rocker Mechn.LOP. E.32837. Complete to the above LOP. "A"… | ||
| Scan122 | Comparison sheet detailing previous and revised specifications for various engine components. | ||
| View original record | (4) Previous Specification. Carburetter LOP.E.36303. Complete to the above LOP. Jet controlled type - front Carb. only. Removed. Water Connections-"A" side. Complete as shewn in spec.… | ||
| Scan123 | Revised specification for a Direct Drive F.10 Type, incorporating a strengthened driving flange. | ||
| View original record | (5) RHC/WSC.1/AP.4.11.33. Previous Specification. Revised Specification. Direct Drive F.10 Type -DES.1447. Complete to the above scheme - fitted ex.Kestrel 6 Cyl.No.2.- incorporating:- 1-Ex11340… | ||
| Scan124 | Specification revision for a Kestrel FS. 6 Cylinder Unit No.1, detailing the components fitted. | ||
| View original record | r 4659. To Hs. from RHC/WSC. c. Hs/Yng. [crossed out] c. Mr. Jaques.(A.I.D) [crossed out] c. Hs/Tsn. [crossed out] RHC/WSC.6/AP.18.11.33. KESTREL FS. 6 CYLINDER UNIT No.1. Specification of the above… | ||
| Scan125 | List of engine components and their corresponding List of Operations (LOP) numbers and status. | ||
| View original record | (2) RHC/WSC.6/AP.18.11.33. Spring Drive LOP.E.31024. Complete to the above LOP. Wheelcase & Gears LOP.E.32298. Complete to the above LOP. Camshaft Drives LOP.E.37346 ("A" side) Complete to the above… | ||
| Scan126 | List of engine component schemes and modifications, with their respective reference numbers. | ||
| View original record | (3) RHC/WSC.6/AP.18.11.33. Carburetter LOP.E.36324. Complete to the above LOP. ----------------------- Water Connections DES.1693 ("A" side) Complete to the above scheme. -----------------------… | ||
| Scan127 | Revised specification for a Kestrel FS 6 Cylinder Unit No.1 regarding the remachining of exhaust valves. | ||
| View original record | 84659. To Hs. from RHC/WSC c. Hs/Yng [struck through] c. Mr. Jaques (A.I.D) [struck through] c. IC/Pcn. [struck through] RHC/WSC.10/AP.25.11.33. Kestrel FS. 6 Cylinder Unit No.1. Specification of the… | ||
| Scan128 | Specification revision for a Kestrel FS. 6 Cylinder Unit No.1, detailing changes to the exhaust valves. | ||
| View original record | Y4659 To Hs. from RHC/WSC. C. Hs/mg C. Mr. Jaques.(A.I.D) C. Hs/Man. RHC/WSC.F1/AP.25.11.33. Kestrel FS. 6 Cylinder Unit No.1. Specification of the above Unit issued in RHC/WSC.10/AP.25.11.33. is… | ||
| Scan129 | Specification revision for a Kestrel FS 6 Cylinder Unit No.1, detailing removed and refitted parts. | ||
| View original record | To Hs. from RHC/WSC. 84659 RHC/WSC.5/AP.25.11.33. KESTREL F.S. 6 CYLINDER UNIT NO.I. Specification of the above Unit is revised as follows:- All the undermentioned details removed from this Unit and… | ||
| Scan130 | Specification revision for Kestrel FS. 6 Cylinder Unit No.1, detailing new parts fitted. | ||
| View original record | To Hs. from RHC/WSC. Y4659 RHC/WSC.7/AP.1.2.34. c. Hs/ms. c. Mr. Jaques. (A.I.D) c. Ps/Tsn. KESTREL FS. 6 CYLINDER UNIT No.1. Specification of the above Engine is revised as follows:- PASSED TO TEST… | ||
| Scan131 | List of parts and replacements for various engine components on a Kestrel 6 Cylinder No. 2 Unit. | ||
| View original record | (2) RHC/WSC7/AP.1.2.34. Spring Drive LOP.E.31024. Complete to the above LOP. fitted ex. Kestrel 6 Cylinder No.2. with the following new replacements:- 1-E.31004 Main Drive shaft. 1-E.31005/1 Spindle… | ||
| Scan132 | List of engine components and specifications for a Kestrel 6 Cylinder No.2 Unit. | ||
| View original record | (3) RHC/WSC.7/AP.1.2.34. Magneto Drives & Fittings LOP.E.37683. Complete to the above LOP. fitted ex. Kestrel 6 Cyl.No.2. Unit:- Watford SP.12-2 Mags. "A" side No. 135255. "B" side No. 135249. Cam &… | ||
| Scan133 | Record of component modifications and replacements for a Kestrel 6 Cylinder No. 2 Unit. | ||
| View original record | (4) RHC/WSC.7/AP.1.2.34. Controls LOP.E.33170. Complete to the above LOP. fitted ex. Kestrel 6 Cyl. No.2. Unit. -------- Ignition Wires & Fittings LOP.E.32281. Complete to the above LOP. fitted ex.… | ||
| Scan134 | Specification revision for a Kestrel FS. 6 Cylinder No.1 engine, detailing magneto replacement. | ||
| View original record | Y 4659. To Hs. from RHC/WSC. c. Hs/Yng. c. Mr. Jaques (A.I.D) c. rg/Ten. RHC/WSC.8/AP.1.2.34. KESTREL FS. 6 CYLINDER No.1. Specification of the above Engine issued in RHC/WSC7/AP.1.2.34. is revised as… | ||
| Scan135 | Specification revision for a Kestrel FS. 6 Cylinder No.1 engine, detailing a replacement magneto driving gear. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Yng. c. Mr. Jaques.(A.I.D) c. RS/Tsn. 84659. RHC/WSC.9/AAP.1.2.34. KESTREL FS. 6 CYLINIER No.1. Specification of the above Engine issued in RHC/WSC8/AP.1.2.34. is revised as… | ||
| Scan136 | Specification revision for a Kestrel FS.6 Cylinder No.1, detailing changes to the piston. | ||
| View original record | To Hs from RHC/WSC. c. Hs/Yng. c. Mr. Jaques. (A.I.D) c. Rg/Tsn. r 659. RHC/WSC.10/AP.1.2.34. .KESTREL FS.6 CYLINDER No.1. Specification of the above Engine is revised as follows:- PASSED TO TEST… | ||
| Scan137 | Specification revision for a Kestrel FS. 6 Cylinder No.1 engine. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Ins. (strikethrough) c. Mr. Jaques.(A.I.D) c. Hs/Ten. (strikethrough) Handwritten: 846591 RHC/WSC.11/AP.1.2.34. KESTREL FS. 6 CYLINDER No.1. Specification of the above… | ||
| Scan138 | Revised specification for a Kestrel FS 6 Cylinder Unit No.1, detailing changes to valves and springs. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/YDS. c. Mr.Jaques.(A.I.D) c. RE/Tsn. 84659. RHC/WSC.12/AP.1.2.34. KESTREL FS. 6 CYLINDER UNIT. No.1. Specification of the above Engine issued in RHC/WSC.11/AP.1.2.34. is… | ||
| Scan139 | Revised specification for the Kestrel FS. 6 Cylinder No.1 engine, detailing a supercharger rotor modification. | ||
| View original record | γ 4659 To Hs. from RHC/WSC. c. Hs/Yng. c. Mr. Jaques.(A.I.D) c. Rg/Tsn. RHC/WSC.3/AP.5.2.34. KESTREL FS. 6 CYLINDER No.1. Specification of the above Engine issued in RHC/WSC7/AP.1.2.34. is revised as… | ||
| Scan140 | Specification revision for the Kestrel FS 6 Cylinder No.1 engine. | ||
| View original record | 84659. To Hs. from RHC/WSC. c. Hs/Vmg. c. Mr. Jaques.(A.I.D) c. Hs/Tsn. RHC/WSC.1/AP.14.3.34. KESTREL FS. 6 CYLINDER No.1. Specification of the above Engine is revised as follows:- PASSED TO TEST… | ||
| Scan141 | Revised specification sheet detailing changes to connecting rods and pistons. | ||
| View original record | (2) RHC/WSC1/AP.14.3.34. Previous Specification. Revised Specification. Connecting Rods LOP.E.41460. Arch back type. Existing Conn. rod big end brgs. E.40845-6 Lead Bronze turned on back to received… | ||
| Scan142 | Specification revision for Kestrel FS. 6 Cylinder No.1 engine, detailing part changes. | ||
| View original record | y4659. To Hs. from RHC/WSC. c. Hey/Yng. c. [REDACTED] c. Hey/Pen. RHC/WSC.1/AP.28.4.34. KESTREL FS. 6 CYLINDER No.1. Specification of the above Engine is revised as follows:- PASSED TO TEST 15.3.34.… | ||
| Scan143 | Specification revision for a Kestrel FS.6 Cylinder No.1 engine detailing replacement magnetos. | ||
| View original record | 84659. To Hs. from RHC/WSC. c.c. Mr Hives c.c. Mr Sidgreaves.(A.I.D) c.c. Hy/Ton RHC/WSC.7/AP.30.4.34. KESTREL FS.6 CYLINDER No.1. Specification of the above Engine is revised as follows:- Work… | ||
| Scan144 | Revised specification document for the Kestrel MS. 6 Cylinder Unit No.1 engine. | ||
| View original record | 84659. To Hs. from RHC/WSC. c. Hs/Yng. c. Mr.Jaques.(A.I.D) c. Rg/Tsn. KESTREL MS. 6 CYLINDER UNIT No.1. Specification of the above Engine is revised as follows:- PASSED TO TEST 16.4.34. Previous… | ||
| Scan145 | Specification document detailing revisions and replacement parts for a supercharger. | ||
| View original record | (2) RHC/WSC.8/AP.30.4.34. Previous Specification. Supercharger LOP.E.36187. (10-1 Ratio) Complete to the above LOP. less:- E.32248/1 and 9/1 Gear casings. Removed. Revised Specification. Supercharger… | ||
| Scan146 | Specification sheet for Kestrel FS 6 cylinder Unit No. 2. | ||
| View original record | 84659. To Hs. from RHC/WSC. c. Hs/Ryc. RHC/WSC.9/AP.30.5.33. Kestrel FS. 6 cylinder Unit No.2. We give herewith complete specification of the above Unit:- Passed to Test. 24.5.33. Crankcase & Bearings… | ||
| Scan147 | Parts list specifying modifications for pistons, connecting rods, valves, and other engine assemblies. | ||
| View original record | (2) RHC/WSC9/AP.30.5.33. Pistons LOP.E.36091-6.1. Ratio - HDY. New, complete to the above LOP. "A" side only less the following parts not on LOP. 6-E.40837 Pistons (Without oil holes in Gud. pin bore)… | ||
| Scan148 | List of parts for engine components including cylinders, camshaft, water pump, and oil pump. | ||
| View original record | (3) RHC/WSC.9/AP.30.5.33. Cylinders (Detachable Head Type) LOP. E. 41224. New, complete to the above LOP. "A" side only. 1-E. 41218 Cylinder Head. 1-E. 41096 " skirt. 6-E. 41095 Liners - S/HC 12-E.… | ||
| Scan149 | List of new and complete engine components with their corresponding part numbers. | ||
| View original record | (4) RHC/WSC.9/AP.30.5.33. Magneto Drive & Fittings LOP.E.37683. New, complete to the above LOP. Watford SP.12-2 type magnetos. "A" side No.135255. "B" side No.135249. Cam & Rocker Mechn. LOP.E.32837.… | ||
| Scan150 | Parts list for Water Connections, Carburetter, and Controls for a K.119 Engine. | ||
| View original record | (5) RHC/WSC.9/AP. 30.5.33 Water Connections DES.1693. New, complete to the above scheme. "A" side only - incorporating the following parts:- 1-E.39676 Rear Water Connection. 1-E.39678 Front "… | ||
| Scan151 | List of parts and modifications for a K.119 engine, including gun gear, ignition wires, and a supercharger. | ||
| View original record | (6) RHC/WSC.9/AP.30.5.33 Gun Gear LOP.E.29664. New, complete to the above LOP. Ignition Wires & Fittings LOP.E.32284 New, complete to the above LOP. "A" side only. 6A. side Exhaust Cables. 6B. Side… | ||
| Scan152 | Specification revision for a Kestrel FS. 6 Cylinder Unit No. 2, detailing a modification to the driving flange. | ||
| View original record | To Hs, from RHC/WSC. [text crossed out] C. Hs. Ayer. Y 4659 RHC/WSC.1/AP2.6.33. Kestrel FS. 6 Cylinder Unit No. 2. Specification of the above Unit issued in RHC/WSC9/AP.30.5.33. is revised as… | ||
| Scan153 | Specification revision for the Kestrel F.S.6 Cylinder Unit No.2, detailing changes to valves, fittings, and cylinders. | ||
| View original record | To Hs. from RHC/WSC. 84659. RHC/WSC.6/AP.28.7.33. Kestrel F.S.6 Cylinder Unit No.2. Specification of the above Engine issued in RHC/WSC.9/AP.30.5.33. is revised as follows:- Work Carried Out On Test… | ||
| Scan154 | Specification revision for the Kestrel FS.6 Cylinder Unit No.2, detailing supercharger modifications. | ||
| View original record | To Hs. from RHC/WSC. V+6 59 RHC/WSC.5/AP.2.8.33. Kestrel FS.6 Cylinder Unit No.2. Specification of the above Unit is revised as follows:- Supercharger Re-fitted to Engine 29.7.33. Supercharger… | ||
| Scan155 | Specification revision for a Kestrel FS 6 Cylinder No.2 Unit, detailing changes to crankcase bearings and piston rings. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Ryc. RHC/WSC.2/AP.11.8.33. Kestrel FS. 6 Cylinder No.2. Unit. Specification of the above Unit is revised as follows:- Passed to Test 4.8.33. Previous Specification. Revised… | ||
| Scan156 | Specification revision document comparing previous and revised parts for valves, fittings, and cylinders. | ||
| View original record | (2) RHC/WSC.2/AP.11.8.33. Previous Specification. Valves & Fittings LOP. E.40218-DES.1545. Complete as shown in RHC/WSC.6/AP.28.7.33. Removed. Revised Specification. Valves & Fittings. Complete,… | ||
| Scan157 | Specification revision for a Kestrel FS.6 Cylinder No.2 Unit, detailing parts changes. | ||
| View original record | To Hs. from RHC/WSC. or Hs/Pye Y 4659. RHC/WSC.6/AP.15.9.33. KESTREL FS.6 Cylinder No.2. Unit. Specification of the above Unit issued in RHC/WSC.2/AP.11.8.33. is revised as follows:- Passed to Test.… | ||
| Scan158 | Specification revisions for a Kestrel FS. 6 Cylinder Unit No.2, detailing piston and cylinder changes. | ||
| View original record | To Hs. from RHC/WSC. 84659. RHC/WSC.11/AP.19.9.33. Kestrel FS. 6 Cylinder Unit No.2. Specification of the above Unit issued in RHC/WSC6/AP.15.9.33. is revised as follows:- Passed to Test.18.9.33.… | ||
| Scan159 | Revised specification for the Kestrel F.S. 6 Cylinder Unit No.2. | ||
| View original record | To Hs. from RHC/WSC. c.c. Hs/RHC. X 4659. RHC/WSC.4/AP.27.9.33. Kestrel FS. 6 Cylinder Unit No.2. Specification of the above Unit issued in RHC/WSC.14/AP.19.9.33. is revised as follows:- Passed to… | ||
| Scan160 | Specification revision for a Kestrel FS 6 Cylinder Unit No.2, detailing new pistons and gudgeon pins. | ||
| View original record | To Hs. from RHC/WSC. C Hs/wsc r 4659. RHC/WSC.2/AP.30.9.33. Kestrel FS. 6 Cylinder Unit No.2. Specification of the above Unit issued in RHC/WSC.11/AP.19.9.33. is revised as follows:- Passed to Test… | ||
| Scan161 | Revised specification document for the Kestrel FS 6 Cylinder Unit No.2, detailing component changes. | ||
| View original record | To Hs. from RHC/WSC. r 4659. RHC/WSC14/AP.18.10.33. c. Hs/Ryc. KESTREL FS. 6 CYLINDER UNIT NO.2. Specification of the above Unit is revised as follows:- Passed to Test. 17.10.33. Previous… | ||
| Scan162 | Specification revision for Camshaft Drives, comparing previous and revised versions. | ||
| View original record | -2- RHC/WSC.14/AP.18.10.33. Previous Specification. | Revised Specification. Camshaft Drives.LOP.E.37346. | Camshaft Drives.LOP.E.37346. "A" side only. Lower Cam Drives complete to the above LOP. |… | ||
| Scan163 | Specification revision for the Kestrel FS 6 Cylinder Unit No.2 engine. | ||
| View original record | To Hs. from RHC/WSC. Cc Hs/Rye. (crossed out) 84686.4659 RHC/WSC.4/AP.27.10.33. Kestrel FS. 6 Cylinder Unit No.2. Specification of the above Engine issued in RHC/WSC.14/AP.18.10.33. is revised as… | ||
| Scan164 | Specification revision document detailing changes to valves and fittings. | ||
| View original record | (2) RHC/WSC.4/AP.27.10.33. Previous Specification. Valves & Fittings. 12-E.28651 Inlet Valves-S/SLV. 12-E.30557 Exhaust " -S/SLV. Removed. Revised Specification. Valves & Fitts.LOP.E.40218. The… | ||
| Scan165 | Specification revision document for a Kestrel FS 6 Cylinder Unit No.2, detailing changes to cylinders and valves. | ||
| View original record | To Hs. from RHC/WSC. e. Hs/Bye. 84659. RHC/WSC.2/AP.30.10.33. Kestrel FS. 6 Cylinder Unit No2. Specification of the above Unit issued in RHC/WSC.4/AP.27.10.33. is revised as follows:- Passed to Test… | ||
| Scan166 | Specification revision for a Kestrel FS 6 Cylinder Unit No.2, detailing changes to cylinders, valves, and fittings. | ||
| View original record | To Hs. from RHC/WSC. c. Hs/Tye. 84659. RHC/WSC.13/AP.1.11.33. KESTREL FS. 6 CYLINDER UNIT NO.2. Specification of the above Unit issued in RHC/WSC.2/AP.30.10.33. is revised as follows:- Passed to Test… | ||
| Scan167 | Revised specification for a Kestrel F.S. 6 Cylinder Unit No.2, detailing the refitting of parts from Unit No.1. | ||
| View original record | To Hs. from RHC/WSC. 84659. RHC/WSC.1C/AP.9.11.33. KESTREL F.S. 6 CYLINDER UNIT NO.2. Specification of the above Unit is revised as follows:- All parts which were removed from this Unit and fitted to… | ||
| Scan168 | Specification list of engine components with their associated part and reference numbers. | ||
| View original record | (2) RHC/WSC.10/AP.9.11.33. Magneto Drives & Fittings LOP.E.37683. ---------------------------------- Watford type SP-12-2 Mags. "A" side No.135255. "B" side No.135249.… | ||
| Scan169 | Specification revision for Kestrel-FS-6 Cylinder Unit No.2, detailing changes between previous and revised parts. | ||
| View original record | To Hs. from RHC/WSC. 84659. RHC/WSO4/LS.16.11.33. c/c Hs/Ryc. KESTREL-FS-6 CYLINDER UNIT No.2. Specification of the above Unit issued in RHC/WSC10/AP.9.11.33. is revised as follows.- PASSED TO TEST… | ||
| Scan170 | Specification revision for a Kestrel FS.6 Cylinder Unit No.2 detailing parts removed and fitted to Unit No.1. | ||
| View original record | To Hs. from RHC/WSC. Y4659. RHC/WSC.7/AP.27.11.33. KESTREL FS.6 CYLINDER UNIT NO.2. Specification of the above Unit is revised as follows:- The following details removed from this Unit and fitted to… | ||
| Scan171 | Revised specification for the Kestrel FS 6-cylinder unit No. 2, listing components and associated part numbers. | ||
| View original record | To Hs. from RHC/WSC. 84659 RHC/WSC.9/AP.27.11.33. KESTREL FS. 6 CYLINDER UNIT NO.2. Specification of the above Unit issued in RHC/WSC7/AP.27.11.33. is revised as follows:- All Units fitted to No.1.… | ||
| Scan172 | List of engine component modifications and part numbers. | ||
| View original record | (2) RHC/WSC.8/AP.27.11.33. Oil Fittings LOP.E.37948. Complete to the above LOP. ---------- Carburetter LOP.E.36424. Complete to the above LOP. ---------- Water Connections.DES.1693. Complete to the… | ||
| Scan173 | List of valve, fitting, and cylinder parts for a Kestrel 6 Cylinder No.1 unit, including replacements after a failure. | ||
| View original record | (3) RHC/WSC.2/AP.27.11.33. Valves & Fittings LOP.E.40218. Fitted ex. Kestrel 6 Cyl.No.1. E.28651/1 Inlet Valves -S/SLV-Lightened type. Ex.12760 Exhaust Valves-Solid Stems- Tulip head type-KE.965 with… | ||
| Scan174 | Modification record for a Direct Drive LOP, detailing removed and newly fitted parts. | ||
| View original record | (4) RHC/WSC.S/AP.27.11.33. Direct Drive LOP.E.29188. New, complete to the above LOP. less the following existing details fitted ex. Unit removed:- 12-E.29179 Bolts -Bearing Housing. 12-E.29180 Nuts -… | ||
| Scan175 | Specification revision for a Kestrel FS 6 Cylinder Unit No.2, comparing previous and revised parts. | ||
| View original record | 84659. To Hs. from RHC/WSC. RHC/WSC.12/AP.27.11.33. KESTREL FS. 6 CYLINDER UNIT NO.2. Specification of the above Unit issued in RHC/WSC.8/AP.27.11.33. is revised as follows:- PASSED TO TEST 23.11.33.… | ||
| Scan176 | Specification revision for the Kestrel F.S. 6 Cylinder Unit No.2, detailing changes to the exhaust valves. | ||
| View original record | 84659 To Hs. from RHC/WSC. c. Hs/Rvc. RHC/WSC.6/AP.29.11.33. KESTREL FS. 6 CYLINDER UNIT NO.2. Specification of the above Unit issued in RHC/WSC.12/AP.27.11.33. is revised as follows:- PASSED TO TEST… | ||
| Scan177 | Specification revision for Kestrel FS.6 Cylinder Unit No.2, comparing previous and revised specifications. | ||
| View original record | 84659. To Hs. from RHC/WSC. RHC/WSC2/AP.2.12.33. KESTREL FS.6 CYLINDER UNIT NO.2. Specifications of the above Unit issued in RHC/WSC8/AP.27.11.33. & RHC/WSC.6/AP.29.11.33. are revised as follows:-… | ||
| Scan178 | Specification revision document for Kestrel FS.6 Cylinder No.2, detailing component changes. | ||
| View original record | To Hs. from RHC/WSC. 84689 RHC/WSC.9/AP.7.12.33. KESTREL FS.6 CYLINDER No.2. Specification of the above Unit issued in RHC/WSC.2/AP.2.12.33. is revised as follows:- PASSED TO TEST 5.12.33. Previous… | ||
| Scan179 | Revised specification for the Kestrel FS 6 Cylinder No.2 unit, detailing changes to piston components. | ||
| View original record | J4659 To Hs. from RHC/WSC. c. Hs/Rye. [text is crossed out] RHC/WSC.4/AP.12.12.33. KESTREL FS. 6 CYLINDER NO.2. Specification of the above Unit issued in RHC/WSC.12/AP.27.11.33. is revised as… | ||
| Scan180 | Specification revision for a Kestrel FS 6 Cylinder No.2 engine, detailing the replacement of a lateral bolt on the test bed. | ||
| View original record | To Hs. from RHC/WSC. Cc Hs/Ryc. r4659. RHC/WSC.5/AP.1.2.34. KESTREL FS. 6 CYLINDER No.2. Specification of the above Engine is revised as follows:- Work Carried Out On Test Bed. 11.12.33. Previous… | ||
| Scan181 | Revised specification for the Kestrel FS. 6 Cylinder No.2 engine, listing parts removed and refitted. | ||
| View original record | To Hs. from RHC/WSC. 84659 RHC/WSC.6/AP.1.2.34. KESTREL FS. 6 CYLINDER No.2. Specification of the above Engine is revised as follows:- Units listed below removed from this Engine and fitted to No.1.… | ||
| Scan182 | Specification revision for the Kestrel F.S. 6 Cylinder Unit No. I engine. | ||
| View original record | To Hs. from RHC/WSC c.c. HS/YMS c.c. Mr. Jaques (A.I.D.) γ 4659a1 RHC/WSC5/EP.3.8.34 KESTREL F.S. 6 CYLINDER UNIT NO.I Specification of the above engine is revised as follows:- Work Carried out On… | ||