Rolls-Royce Archives
| Identifier | Entry | ||
| B002_X 116 117 119 120-page01 | Involute tester profile diagrams for a new sun gear design. | ||
| View original record | REASON FOR SCHEME: NEW DESIGN. INVOLUTE TESTER PROFILE DIAGRAMS MAAG TYPE SCALE 8/1 FELLOWS TYPE SCALE 1/1 SUN SINGLE-PAIR CONTACT ZONE ZERO LINE THRU' P.D. DIMENSION (C) MUST BE .0005 - .0009… | ||
| B002_X 116 117 119 120-page02 | Specification table for cutter dimensions and tolerances at various pitch diameters. | ||
| View original record | [...D.C.D CENTRES] RUNNING WITH / 10.000 CENTRES 10.1799 .4917 .1545 2A° 19'44".6 [...]ON OF THE CUTTER MANUFACTURERS. [...]TH-CUT CIRCULAR THICKNESS AT 4.0909 PITCH DIAMETER .24108-.24308.… | ||
| B002_X 116 117 119 120-page03 | Blank page with a handwritten page number in the top right corner. | ||
| View original record | 116. | ||
| B002_X 116 117 119 120-page04 | The redesign of the Peregrine engine's crankcase bottom half to improve oil cooling. | ||
| View original record | Y116.- To HY. from E/JNR. E/JNR.1/HP.25.11.32. c. Mr. Hs. Sft. re Peregrine. Please receive herewith: LeC.3291 - Improved Crankcase Bottom Half. We have redesigned the bottom half so that it will have… | ||
| B002_X 116 117 119 120-page05 | Notice to halt work on a part for the Peregrine engine due to a modification in the bottom half's capacity. | ||
| View original record | Mr. [Redacted] For [Redacted] c. Hs/Dr. X 116. BY.19/G.2.12.32 As the bottom half for the Peregrine engine will have to be increased in capacity, will you kindly cross out this piece from your list of… | ||
| B002_X 116 117 119 120-page06 | Pressure tests conducted on a crankcase and clutch pit under various conditions and speeds. | ||
| View original record | 8116 To Hs. from GWH. c.c. [REDACTED] Hs/GWH.2/KT.30.12.32. 2.PER.II. TESTS OF PRESSURE IN CRANKCASE & CLUTCH PIT. With Breather to Engine fitted & Plain Cover to Clutch Pit:- Speed M.P.H. Crankcase… | ||
| B002_X 116 117 119 120-page07 | Data table showing crankcase and clutch pit pressure readings at various speeds without a breather but with a scoop on the clutch pit. | ||
| View original record | -2- Hs/GWH.2/KT.30.12.32. Without Breather but with Scoop on clutch pit. Speed Crankcase Clutch Pit. M.P.H. Press. of water. Press. of water. 30 .... .1" (Due to .... .1" (Due to 40 .... .2" loss of… | ||
| B002_X 116 117 119 120-page08 | Immediate alteration to the Peregrine Distributor Drive to improve oil sealing in the crankcase. | ||
| View original record | To Mr. H[illegible] from R.[illegible] [Stamp: RECEIVED JAN 20 1933] [Handwritten: X116] E/JNR.2/HP.18.1.33. c. Hs. RHC. re Peregrine Distributor Drive We send you herewith: LeC.3353 - showing a weir… | ||
| B002_X 116 117 119 120-page09 | Proposed modifications for the Peregrine engine's oil system. | ||
| View original record | X116 To Hs. from E. c.c. By. RHG E.1/HP.20.2.33. Peregrine Oil System. Confirming our discussion regarding fitting up a Peregrine engine with modified oil system, the following is the list of features… | ||
| B002_X 116 117 119 120-page10 | Proposed scheme for a manifold in the Peregrine oil base, complete with a diagram. | ||
| View original record | X 116 To Ha/Rm. from E. E.1/HP.23.2.33. Peregrine Oil Base. A practical scheme for a manifold in the base can be made by arranging the main connection through the side wall of the casting, as in… | ||
| B002_X 116 117 119 120-page11 | Testing and modifications to the Peregrine engine's oil system. | ||
| View original record | X 116. E. from Hs/Rm. Hs/Rm.10/KT.3.3.33. PEREGRINE OIL SYSTEM. Referring to E.1/HP.20.2.33., E.1/HP.23.2.33., and E.9/HP.15.2.33. We have run the bottom half with the jets impinging on it in each… | ||
| B002_X 116 117 119 120-page12 | Blank page with a handwritten page number. | ||
| View original record | 117. | ||
| B002_X 116 117 119 120-page13 | Calculations on the Peregrine crankshaft using Carter's formula to determine critical speed. | ||
| View original record | To E. From Hs/Gry. HS/Gry.9/KT.30.12.31. PEREGRINE CRANKSHAFT. We have done some calculations by Carter's formula on this crankshaft to see up to what speed we shall be able to run. We have obtained… | ||
| B002_X 116 117 119 120-page14 | Analysis of crankshaft stiffness comparing Peregrine and Bensport designs. | ||
| View original record | BENSPORT CRANKSHAFT. X 119. Effect on the stiffness of the Peregrine crankshaft of lengthening the webs by decreasing the length of the journals and of using a journal size of 2 1/4" dia. PEREGRINE.… | ||
| B002_X 116 117 119 120-page15 | The stiffness and natural frequency of a supercharger drive. | ||
| View original record | -2- SUPERCHARGER. The stiffness of the drive to this, a .650 dia solid shaft 8.700 long is 23800 lbs ins/radian. The natural frequency of the supercharger on its drive is 105/sec. This would lower the… | ||
| B002_X 116 117 119 120-page16 | Request to build an experimental Fixed Friction Damper Flywheel, design LeC.3134, for a Peregrine Crankshaft. | ||
| View original record | To Hs. c. WHO. X 117. E/JNK.1/HP.25.6.32. Peregrine Crankshaft. We send you herewith a design LeC.3134 Fixed Friction Damper Flywheel. Will you please have one of these made for experiment. E/JNK. | ||
| B002_X 116 117 119 120-page17 | Redesigned Peregrine Crankshaft Damper Flywheel, cancelling a previous drawing and requesting an experimental build. | ||
| View original record | RHO. c. Hs. X 115. E/JNR.4/HP.8.7.32. re Peregrine Crankshaft Damper Flywheel. We send you herewith LeC.3142. This is completely re-designed, and we think simplified, and you will notice that there is… | ||
| B002_X 116 117 119 120-page18 | Confirming a blueprint for a 4' stroke crankshaft for a Peregrine engine was provided for recalculation. | ||
| View original record | To Hs. from E. c. By. Sg. Wor. X117 E.4/HP.15.8.32 re 4" stroke Crankshaft for Peregrine. This confirms that we left with your Mr Grylls on Friday morning a blueprint of LeC.3163 showing the above… | ||
| B002_X 116 117 119 120-page19 | Request for experimental parts to test a modification to the Peregrine engine crankshaft to overcome flywheel flapping. | ||
| View original record | X117.7 To RMC. c. Hs. E/JNR.6/HP.7.9.32. re Peregrine. Please receive herewith blueprint of LeC.3191. Will you please make one set of pieces for experiment, the object of the design being to see what… | ||
| B002_X 116 117 119 120-page20 | Modifications to the Peregrine crankshaft thrust collars and the resulting increase in thrust area. | ||
| View original record | X 117. To RHG from E. E.5/HP.7.9.32. c. Hs. re Peregrine Crankshaft. -------------------- In reply to your memo RHC/BK.2.9.32 - paragraph 6, we find that in the detailing the thrust collars on the… | ||
| B002_X 116 117 119 120-page21 | Design of the Peregrine engine crankshaft damper, noting the fan pulley attachment. | ||
| View original record | HY. C. Hs. St. EHC. γ 117. E/JNR.1/HP.1.11.32. re Peregrine. ---------- Please receive herewith LoC.3259 Crankshaft Damper. In this design the fan pulley is attached to the flywheel, and not the… | ||
| B002_X 116 117 119 120-page22 | Drawing of a modified crankshaft damper for the Peregrine II engine. | ||
| View original record | LeC 3259 DAMPING TORQUE SHOULD BE 12 LBS AT 15° SLIP THIS END TO BE IN A SOFT CONDITION FOR RIVETTING. S/S Ref K 2 - .250 TAPPED HOLES .500 DEEP FOR WITHDRAWING HUB 2 .201 DIA HOLES FOR TABS OF… | ||
| B002_X 116 117 119 120-page23 | Proposal to modify crankshaft lubrication by increasing the number of oil holes in the journals from one to three. | ||
| View original record | COPY. X 117. Hs. C. RHC. BY.1/G.9.2.33. T4173 x76'0 x76'0 LUBRICATION OF CHASSIS CRANKSHAFTS. I would suggest that before we put a modification through to increase the number of holes in the journals… | ||
| B002_X 116 117 119 120-page24 | Blank page with the page number 119 handwritten in the top right corner. | ||
| View original record | 119. | ||
| B002_X 116 117 119 120-page25 | Modifications to the Peregrine engine and the building of the Bensport car. | ||
| View original record | To R. from Hs. c. to SE. Wor. c. to DS. E. c. to Sy. X119 Es.S/XT.2.6.32. YC. 3-3-3 PEREGRINE AND BENSPORT. We are carrying out modifications to the existing head fitted to the engine, in order to try… | ||
| B002_X 116 117 119 120-page26 | Drawings for Peregrine and Japan I cylinder heads fitted with 14 m/m sparking plugs. | ||
| View original record | XHQ-? RECEIVED 24 JUN 1932 To BT. c. Hs. E/JNR/1/HP.3.6.32. X5050. Cylinder Heads. We send you herewith drawings:- LeC.3118. Peregrine Cyl. Head. 3119. Japan I showing 14 m/m sparking plug fitted to… | ||
| B002_X 116 117 119 120-page27 | Design and specifications of cylinder head nuts for Peregrine & Bensport engines, focusing on stud size and load. | ||
| View original record | X.119. E. FROM R. RL/M6.6.32. C. to SG. WOR. BY. HS. X.4027 X.4553. PEREGRINE & BENSFORT CYLINDER HEAD NUTS. In reply to your memo. E 4/HP4632., I should not consider for a moment departing from our 6… | ||
| B002_X 116 117 119 120-page28 | Drawing LeC.3115 for a cylinder head, valves, and valve rocker gear for Bensport and Peregrine engines. | ||
| View original record | To EY. from E. c.c. Sg. Eer. Hs. X 119. RECEIVED 1932 JUN 13 E.1/HP.13.6.32. x 4553 We send you herewith drawing LeC.3115 showing the cylinder head, valves, valve rocker gear, etc. for Bensport and… | ||
| B002_X 116 117 119 120-page29 | The Peregrine cylinder head water passages and a blueprint for blocking a hole. | ||
| View original record | Ry. from Hs/Rm. X119 Hs/Rm.3/AD.18.8.32 PEREGRINE CYLINDER HEAD WATER PASSAGES We hand you herewith blue print V.1343 showing the hole which will require blocking up in the Peregrine cylinder head.… | ||
| B002_X 116 117 119 120-page30 | Sketch of a left bank Peregrine cylinder head detailing which water holes are to be blanked. | ||
| View original record | V1343. 1. 2. 3. 4. 5. 6. LEFT. 18 HOLES SHOWN THUS TO BE BLANKED. SKETCH OF CYLINDER HEAD SHEWING WATER HOLES TO BE BLANKED. LEFT (PEREGRINE). (J.K.W. / L.G.). 13.10.38. ROLLS-ROYCE LTD. DERBY. AERO… | ||
| B002_X 116 117 119 120-page31 | Performance of the Peregrine Cylinder Head and proposing improvements based on other designs. | ||
| View original record | To H. from E. c. Sw. Her. Hs. Brx re Peregrine Cylinder Head. Please find attached prints of LeC.3119 and LeC.3222 in connection with the above. The former shows the J.1. cylinder head in its present… | ||
| B002_X 116 117 119 120-page32 | Proposed temporary modification to the Peregrine engine's extra cylinder lubrication system. | ||
| View original record | Y 119. To R. from E. E.2/HP.4.10.32. c.c. Mr. Hor. Hsy. By. Peregrine - Control of Extra Cylinder Lubrication. As a result of experience up-to-date with the extra cylinder lubrication system fitted to… | ||
| B002_X 116 117 119 120-page33 | Alterations and specifications for a Peregrine Cylinder Head based on blueprint LeC.3222. | ||
| View original record | BHO c. E. Dept. c. Ha/Rm. x 119. BY/SSL/J.8.10.32. Peregrine Cylinder Head. We attach herewith blueprint of LeC.3222 shewing a Turbulent Type of Cylinder Head with a Lipped opening for the above… | ||
| B002_X 116 117 119 120-page34 | Proposal for an experimental bi-metal plate system for the Peregrine oil relief unit. | ||
| View original record | RHC. c. Hs. RECEIVED NOV 17 1932 Y 119. E/JNH.1/HP.11.11.32. re Peregrine Oil Relief Unit. Instead of the bellows for cutting off the extra oil supply to the cylinders we should like to use a box of… | ||
| B002_X 116 117 119 120-page35 | Diagram showing a cross-section of a mechanism with eleven bi-metal plates and assembly instructions. | ||
| View original record | 11. BI-METAL PLATES SAY 18 S.W.G. (=.040) THE PLATES MUST BE PLACED IN POSITION ALTERNATELY THAT IS, LIKE METAL TOUCHING LIKE METAL E.V. Cooke. | ||
| B002_X 116 117 119 120-page36 | Modifications to the Peregrine Cylinder Head for finishing and economy purposes. | ||
| View original record | To K. from K. c. Sr. Smm. Hs. Hy. re Peregrine Cylinder Head. -------------------------- It is found that for the purpose of getting a good black enamel finish on cylinder block and head, castings… | ||
| B002_X 116 117 119 120-page37 | Proposal for modifications to crankcase bolting, referencing blueprint LeC.3311 for the Peregrine engine. | ||
| View original record | - 2 - Would you kindly say if you would agree to these modifications. We also attach blueprint of LeC.3311 showing a proposed modification to the crankcase bolting, whereby the numerous corners and… | ||
| B002_X 116 117 119 120-page38 | Proposal to omit extra cylinder lubrication from the Peregrine engine. | ||
| View original record | 8119. To Sce, from E. E.3/HP.15.12.32. C. For. Ha. Hy. re Peregrine Extra Cylinder Lubrication. The 20/25 chassis is not fitted with extra cylinder lubrication, and we are proposing to leave this off… | ||
| B002_X 116 117 119 120-page39 | Warning of modifications to the Peregrine cylinder and crankcase casting patterns. | ||
| View original record | To BY. from E. Y 719- E.2/HP.22.12.32. * c. Hs. re Peregrine Cylinder Casting. ---------------------------- With reference to the modified induction pipe, carburetter, and controls, we wish to warn… | ||
| B002_X 116 117 119 120-page40 | Re-design of the Peregrine engine's Oil Relief Valves. | ||
| View original record | To BY. from K/JNK. c. Lor. c. Hs. 8119. K/JNK.2/HP.23.12.32. re Peregrine. Please receive herewith: LeC.3320 - Oil Relief Valves. Now that it has been decided to abandon the extra oil to the cylinders… | ||
| B002_X 116 117 119 120-page41 | The heat treatment process for Peregrine Chassis cylinder liners. | ||
| View original record | HS. C.RHS. Y 119 BY.1./J.5.1.33. Peregrine Chassis - Cylinder Liners. The cylinder liners for the Peregrine Engine have been instructed for production in our normal Cylinder Cast Iron and should have… | ||
| B002_X 116 117 119 120-page42 | Blueprint for a new water distribution arrangement in the cylinder block for the Peregrine 3 chassis. | ||
| View original record | RECEIVED 7 FEB 1933 To: RHC. from E./JNR. c. Hs. Br. 8119. E/JNR.7/HP.17.1.33. re Peregrine 3. We send you herewith blueprint - LeC.3352 showing the water holes for the cylinder block. This is a new… | ||
| B002_X 116 117 119 120-page43 | Modification to the Peregrine Cylinder Head E.100940 to reduce the compression ratio. | ||
| View original record | BY/SS. c. Hs/Rm. BY/SS 32/N.6.2.33. X 119. Peregrine - Cylinder Head E.100940. -------------------------- It is found that the dimensions of the combustion chamber on the Peregrine Cylinder Head… | ||
| B002_X 116 117 119 120-page44 | Completion of two types of Peregrine cylinder heads for research work. | ||
| View original record | X119. To REC. from Ha/Rm. Ha/Rm.14/KT.13.6.33. PEREGRINE CYLINDER HEADS. Although we are proposing to put Peregrine on one side, we want you to complete the two cylinder heads you are making for us,… | ||
| B002_X 116 117 119 120-page45 | Experiments on turbulent and non-turbulent cylinder heads and their effect on maximum power output. | ||
| View original record | To E. from He/Ra. X119. c. Wor. Rg. c. Ey. Da. c. Hdy. He/Ra.7/KT. 21.6.33. TURBULENT & NON-TURBULENT HEADS. We have frequently speculated as to the effect of the turbulent head on maximum power… | ||
| B002_X 116 117 119 120-page46 | Performance graph comparing different cylinder head configurations on a Peregrine engine with open exhaust. | ||
| View original record | CYLINDER HEAD COMPARISON (PEREGRINE) HS.1046 CURVES TAKEN OPEN EXHAUST CAMSHAFT Hs.968 LARGE PEREGRINE CARBURRETTER ON INDUCTION PIPE TO E100058 EXCEPT THAT POCKET ABOVE RISER IS FILLED IN. SLEEVE… | ||
| B002_X 116 117 119 120-page47 | Maximum possible cylinder bore dimensions for the Peregrine engine. | ||
| View original record | To Ha/Rn. x 119 Ha/Bsth.10/KW.16.11.35. Peregrine. If the cylinder barrels were cast integral with the block, the maximum possible bore would be 2.900" with water between the barrels and 3.250"… | ||
| B002_X 116 117 119 120-page48 | Blank page with the handwritten page number '120' in the top right corner. | ||
| View original record | 120 | ||
| B002_X 116 117 119 120-page49 | Confirming that following an inspection, the Peregrine car dashboard is sufficiently wide. | ||
| View original record | To R. from Sg. re Peregrine Dashboard. Copy to Wor. Hs. Hr. Hx. Referring to DA1/M.28.12.32 and the second paragraph relative to awaiting the results of Sales inspection of the Peregrine car, this… | ||
| B002_X 116 117 119 120-page50 | The design and width of the Peregrine dashboard. | ||
| View original record | To-Sg. from E. c. Per. Hs. Hy. Hsr. RECEIVED JUN 28 1934 V120. E.2/HP.13.1.33. re Peregrine Dashboard. We note from your memo Sg.8/K.9.1.33 that the present width of the Peregrine dashboard is… | ||
| B002_X 116 117 119 120-page51 | Proposal to manufacture the Peregrine dashboard as a pressing for economic reasons. | ||
| View original record | E. FROM DA. C. to SG. WOR. HS. BY. X120. DA1/M28.12.32. PEREGRINE DASHBOARD. With reference to the suggestion to make the Peregrine dashboard into a pressing, we are entirely in favour of this, as we… | ||
| B002_X 116 117 119 120-page52 | Modifications to the Peregrine dashboard, changing its manufacture from a casting to a pressing. | ||
| View original record | X 120. BY. FROM DA. C. to SG. WOR. HS. E. HOY. PEREGRINE DASHBOARD. We have gone into the question of making the Peregrine dashboard into a pressing instead of a casting and send herewith N. scheme… | ||