Rolls-Royce Archives
| Identifier | Entry | ||
| Scan0 | Short memo confirming agreement to proceed with modifications to the cross steering shaft. | ||
| View original record | To HSR from R. Copy to CJ. " " BN. [struck through] " " DA. [struck through] " " DY. [struck through] " " RPC. X.3920 ORIGINAL 9 R2/G1/11/20. RE CROSS STEERING SHAFT. I quite agree that we should push… | ||
| Scan1 | With a sketch proposing a new design for a gauge lamp for the 40/50 HP Chassis, following Mr. Royce's specific requirements. | ||
| View original record | TO D.A. FROM E. ORIGINAL * EFC. X3615 E1/G1/11/20. RE GAUGE LAMP FOR 40/50 H.P. CHASSIS. N. SCHEME 592. Referring to the above, would you kindly note that Mr. Royce does not think we shall get a… | ||
| Scan2 | Mr. Royce's thoughts on the oil relief system for the 'Vulture' engine. | ||
| View original record | To HG. from E. [crossed out]Copy to DA[/crossed out] [crossed out]" " EPC.[/crossed out] ORIGINAL 3 E3/G3/11/20. X.4103. RE OIL RELIEF SYSTEM FOR "VULTURE" ENGINE. In connection with the question of… | ||
| Scan3 | Alterations to steering and pedal positions for the 'Goshawk' project, as requested by Mr. Royce. | ||
| View original record | To - B.W. from E. Copy to C.J. " H.S. " E.F.C. NOV 8 1920 ORIGINAL E4/G6/11/20. 3 X.3593 RE STEERING AND PEDAL POSITIONS - "GOSHAWK". VED [crossed out] We return herewith your blue print of N. scheme… | ||
| Scan4 | Remarks dictated by Mr. Royce on the 'Goshawk' pedal mechanism and brake gear. | ||
| View original record | To DA from E. Copy to CJ. " " HS. " " EFC. X.3605 ORIGINAL RECEIVED 19 NOV 1926 RE "GOSHAWK" BRAKE GEAR. Kindly note Mr. Royce has dictated the following remarks with reference to the schemes of… | ||
| Scan5 | Design alterations for a foot pedal pull rod and brake gear, referencing the 'Goshawk' frame. | ||
| View original record | To DA. from E. -2- E2/G6/11/20 Contd. The pull rod from the foot pedal should be carried on the foot pedal lever direct to avoid the excess of torsional deflection with the arrangement shewn on N.… | ||
| Scan6 | Directions from Mr. Royce regarding the design of the rear spring pivot, shackle, and lubrication for the 'Buzzer' cross members. | ||
| View original record | To D4. from E. Copy to G4, R.S.C. ORIGINAL RECEIVED NOV 1920 EL/G6/11/20. 3 X.4043 RE "BUZZER" CROSS MEMBERS -N. SCHEMES 393/4/5. With reference to the above schemes, would you kindly note the… | ||
| Scan7 | Mr. Royce's feedback on pivots, bracket fittings, and bolts, including a small diagram. | ||
| View original record | To DA. from E. -2- EL/06/11/20 Contd. (4) Referring to the pivots for the centre of the rear springs, Mr. Royce agrees to the adoption of a flange on the pivot pin, but it should be fixed with two… | ||
| Scan8 | From E. to D.A. detailing Mr. Royce's suggestions on alternative schemes for bracket tubes and frame connections. | ||
| View original record | To D.A. from E. -3- E1/G6/11/20 Contd. (7) Mr. Royce would like an alternative scheme prepared in which the bracket tubes are pinned and brazed directly in to the forgings making connection with the… | ||
| Scan9 | The proposal to use die-cast whitemetal main bearings for a new chassis. | ||
| View original record | ORIGINAL RECEIVED D 19 NOV 1920 TO MR. [Struck through] from E. COPY TO [Struck through] HV [Struck through] EPO [Struck through] E1/C18/11/20. 2 X.4219 RE DIE-CAST WHITEMETAL MAIN BEARINGS. In… | ||
| Scan10 | Testing of suggestions for bonnet catches. | ||
| View original record | To BJ. from R. Copy to CJ. " " HC. " " DA. " " R.R. of America Inc. (For the attention of OY.) ORIGINAL. RECEIVED 22 NOV 1920 X.3421 X.4294 RE BONNET CATCHES - (BJ(PY)13/DB17/11/20.54. With reference… | ||
| Scan11 | Letter from Rolls-Royce of America suggesting a modification for bonnet catches to prevent rattles. | ||
| View original record | R.R. 285A (100 T) (S.H. 159, 11-8-20) G. 2800 X.3421. Oy5 - G 29.10.20. Oct. 29, 1920. Mr. Claude Johnson, Managing Director, Rolls-Royce Ltd., London, England. Attention Mr. F.H. Royce. Dear Sir :-… | ||
| Scan12 | Redesigning ignition locks and sourcing electrical equipment for a new car model. | ||
| View original record | Hs. X.3504 ORIGINAL. To R.R. from R. [Strikethrough] Copy to C.J. [Strikethrough] of America Inc. (For the attention of OY.) X3504 D R2/G18/21 NOV 1920 [Stamped] RECEIVED [Stamped] RE IGNITION LOCKS -… | ||
| Scan13 | Use of extension test pieces on key automobile components and standardizing testing frequencies. | ||
| View original record | To Mr. [obscured]. From R. Copy to [obscured] [obscured distribution list] (For the attention of R.A. & OY.) ORIGINAL. RECEIVED X.3054 RE EXTENSION TEST PIECES. Regarding Mr. Nadin's suggestion… | ||
| Scan14 | Letter from Rolls-Royce of America suggesting the adoption of extension test pieces for three parts. | ||
| View original record | COPY. NA3/S21120. November 2, 1920. Mr. Claude Johnson, Managing Director, Rolls-Royce, Limited, 15, Conduit Street, London, England. Dear Sir, We have found it advantageous to add Extension Test… | ||
| Scan15 | Design changes for the revised 20 HP chassis, focusing on the rear springs and brake gear. | ||
| View original record | To Da. from E. Copy to Gd. " " HS. " " EPC. " " EY. ORIGINAL. E3/G27/11/20. (4) X.4256 X.4262 RE REVISED 20 H.P. CHASSIS. We send you herewith blue print of drawing Lec.1313 which shews the chassis as… | ||
| Scan16 | The rearrangement of the 'Goshawk' engine, referencing blueprint LeC.1314. | ||
| View original record | To DA. from E. Copy to CS. " " EFC. " " EY. ORIGINAL. E1/G27/11/20. X.4219 RE ARRANGEMENT OF "GOSHAWK" ENGINE. We send you herewith blue print of LeC.1314 shewing the above. This drawing gives… | ||
| Scan17 | Confirming a blue print of drawing Lec.1312 for the revised 20 HP wheelcase and gears has been sent, noting some parts are yet to be completed. | ||
| View original record | To DA. from E. [crossed out] Copy to J. [crossed out] " " EFC. ORIGINAL. E2/G27/11/20. X.4233 RE REVISED 20 H.P. WHEELCASE AND GEARS. We send you herewith blue print of drawing Lec.1312. The slipper… | ||
| Scan18 | Policy document discussing the cost and design considerations for a smaller model car, the 'Goshawk'. | ||
| View original record | To HR. from R. Copy to CJ. " " BN " " C " " HS ✔ " " HY " " HX " " HMD " " WP " " EP POLICY - SMALL CHASSIS ORIGINAL. R4/G1/11/20. X.3481 RE "GOSHAWK". With reference to the cost of the smaller model… | ||
| Scan20 | Business case for producing a smaller car model versus the existing larger car. | ||
| View original record | To HR. from R. -2- R4/G1/11/20 Contd. ignition system, or there might be six cylinders instead of 12, three speeds instead of four, and so forth. It will also be seen that with two models the output… | ||
| Scan21 | Specification details for a new smaller car chassis, including engine dimensions and other key measurements. | ||
| View original record | To-CJ. from R. Copy to EAC. * RH. * RGK. * FH. * O. * DA. * HS. ✓ * HY. * HF. ORIGINAL. R4/C17/11/20. *3 DF 19 NOV 1920 RECEIVED X.4219. RE SMALL R.R. CHASSIS. (1) With reference to the smaller model… | ||
| Scan22 | From R. to CJ. detailing component specifications for a new vehicle, referencing the 'Goshawk' model. | ||
| View original record | To CJ. from R. -2- R4/G17/11/20 Contd. X.4231/2 - Pump circulation for water cooling. Oil pump, dynamo and water pump driven from } camshaft or camshaft gear wheel. X.4250✔ - Such a small engine… | ||
| Scan24 | Modifications for experimental car 4.EX being prepared for shipment and winter testing in the U.S.A. | ||
| View original record | HS GIVES SPEC FOR 4 EX (BOUND FOR USA ABOUT 20-11-20). INTENDS TO RUN IT TO W FOR R TO VET BEFORE DEPARTURE. ORIGINAL To R. from Hs. W c. to CJ. c. to BN. c. to E. c. to DA. c. to BY. Hs1/LG4.11.20.… | ||
| Scan26 | Problems with existing exhaust heaters and proposing an alternative design using a screw steam cock. | ||
| View original record | R.R. 235A (100 T) (S.H. 159, 11-8-20) G 2800 HEATER EXH To R. from Hs. c. to CJ. c. to BN. c. to P. c. to DA. c. to EWT. for P. RECEIVED ORIGINAL HES/LC4.11.20. X 3506 EXHAUST HEATERS. X 4005 We have… | ||
| Scan29 | Pencil drawing of a mechanical arm or lever with dimensional callouts and a detail view of a tapered and threaded end. | ||
| View original record | [ "7.5"", "3.25"", "THRD & TAPER TO BE SAME", "DIA AT", "SMALL END", "C/11/20" ], | ||
| Scan30 | Modifications proposed by Mr. Royce for the 'Goshawk' starting handle and its associated components. | ||
| View original record | To D.O. from E. Copy to Mr. [illegible] " " EPC. ORIGINAL. X.3601. RE "GOSHAWK" STARTING HANDLE. Referring to scheme No. 653 shewing the above, redrawn to incorporate the points suggested by Mr.… | ||
| Scan31 | Design alterations for a starting shaft, spring housing, and taper plug. | ||
| View original record | To DA. from E. -2- EL/GB/12/20 Contd. (4)Contd.) The object is to afford more protection for the spring against mud and dirt. The lower end of the spring housing should be drilled for draining out any… | ||
| Scan32 | Design and material options for an inexpensive starting handle and shaft. | ||
| View original record | E to R who has further thoughts on his "simple" inexpensive starting handle. DA for more protection for the lower end of the (b) contd. housing against mud and dirt which may accumulate. The spring… | ||
| Scan33 | Mr. Royce's requested modifications for the 'Goshawk' starting handle scheme. | ||
| View original record | To DA. from E. Copy to CC. " " HOR. " " EPC. " " HS. ORIGINAL. X.3601 RE "GOSHAWK" STARTING HANDLE - N.SCHEME RECEIVED Referring to the above, would you kindly note that Mr. Royce now considers that… | ||
| Scan34 | Test results and feedback on the first sample of a lockable ignition switch. | ||
| View original record | Handwritten notes: EFC TESTS THE FIRST RR LOCKABLE IGNITION SWITCH & ASKS R A LOT OF QUESTIONS. HS WOULD THINK HAVE MADE FIRM & SPECIFIC RECOMMENDATIONS RATHER THAN PUTTING THE BALL BACK INTO R'S… | ||
| Scan36 | Results of friction tests on thin-leaf and thick-leaf cantilever springs, both rusty and greased. | ||
| View original record | To R. from He. c. to CJ. c. to EN. c. to EY. [struck through] c. to DA. c. to BP. c. to EWT. for R. Inc. [struck through] ORIGINAL RECEIVED 2 Hs1/LG6.11.20. X.2748 FRICTION IN CANTILEVER SPRINGS. We… | ||
| Scan38 | Continued discussion on providing friction in stages using the leaves and a light-duty shock absorber. | ||
| View original record | Contd. -3- Hsl/LG6.11.20. ----------- friction the whole time. We think that the permanent friction which is required should be in the leaves and then a shock absorber to give friction in stages. We… | ||
| Scan39 | Graph comparing friction in different types of cantilever springs under varying loads. | ||
| View original record | FRICTION IN CANTILEVER SPRINGS ① THICK LEAF TYPE 6 LEAVES GREASED ② " " " " RUSTY ③ THIN LEAF TYPE II LEAVES GREASED ④ " " " " RUSTY BOTH TYPES OF SPRING ARE THE SAME STRENGTH FRICTION IN LBS 250,… | ||
| Scan40 | Testing Gabriel Snubbers from a 12-cylinder Packard car and sending one to Mr. Royce. | ||
| View original record | R.R. 235A (100 T) (S.H. 159, 11-8-20) G 2800 To R. from Hs. C. to CJ. C. to BN. C. to E. C. to DA. C. to EP. ORIGINAL S.F.C. RECEIVED. Hs5/LGS.11.20. X.1494 GABRIEL SNUBBERS. X.832 X.1435 EP. has… | ||
| Scan41 | 'Goshawk' brake gear, accompanying a sketch of a simplified foot-brake adjustment. | ||
| View original record | To D.R. from E. Copy to C.T. [Strikethrough] " " HS [Strikethrough] " " EFC. ORIGINAL. E1/G10/D/11/20. 12 NOV 1920 RECEIVED X.3605. RE "GOSHAWK" BRAKE GEAR. With further reference to our memo… | ||
| Scan42 | Diagram showing a suggested brake adjustment mechanism for the Goshawk model. | ||
| View original record | 2 V SHAPED NOTCHES ONLY THE EFFECT OF THE ADJUSTING NUT CLIMBING OVER ITS V SHAPED LOCKING NOTCHES IS A SAFEGUARD TO PREVENT THE BRAKE SHOES BEING ADJUSTED TOO CLOSELY TO THE DRUMS. BRAKE ADJUSTMENT… | ||
| Scan43 | The Eisemann Type G.N.6 magneto, comparing its weight and design features to other models. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to PN. c. to Bn. c. to By. c. to EWT. for R.R.Inc. ORIGINAL. X.179 - EISEMANN TYPE G.N.6 MAGNETO. The weight of this magneto is 16.9 lbs. The weight of the… | ||
| Scan44 | The features of a machine's distributor, magneto, and earthing brush components. | ||
| View original record | Contd. -2- EFC2/T10.11.20. The cams are very short. The large gear wheel which drives the distributor is not of metal but of some sort of fibre or papier maché and should, we think, add greatly to the… | ||
| Scan45 | Analysis of excitation curves and performance of a Pre-War Bosch Dynamo. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to PN. c. to Da. c. to EWT. for Oy. c. B.Y. ORIGINAL EFC1/T10.11.20. X. 796 - PRE-WAR BOSCH DYNAMO. In our EFC1/T5.10.20 it was remarked that the hot and cold… | ||
| Scan46 | Analysis of field circuit characteristics including voltage, resistance, and temperature effects on a dynamo or motor. | ||
| View original record | Contd. -2- EFC1/T10.11.20. additional E.M.F's (cells) to help the current through the field circuit so as to correspond to field circuit resistances less than normal, the idea being that the armature… | ||
| Scan47 | Continued page of a document discussing the slopes of various curves. | ||
| View original record | Contd. -3- EFC1/T10.114.20. other machines, curves such as III and IV would have a decided slope upwards to the right, the preliminary curves I and II in this instance having a relatively greater… | ||
| Scan49 | Postponed trip to America, outlining vehicle preparations and issues with parts for cars 4.EX and 6.EX. | ||
| View original record | To R. from HsT c. to CJ. c. to BN. c. to E. c. to Da. DELAY IN PREP OF 4 EX PREVENTS HS TAKING TO WW BEFORE GOING TO USA (LATEST SMITH DYNAMO DELAYED) R's 6EX WILL HAVE ALL 4EX's NEW TYPE PARTS. HS… | ||
| Scan51 | Carrying spare fuses and a design critique of the R.R. Switch Box knobs. | ||
| View original record | To R. from Hs. (crossed out) c. to CJ. c. to BN. c. to E. c. to Da. G.F.C. ORIGINAL 3 Hs3/LG15.11.20. X.4173 R.R. JUNCTION BOX AND SWITCH BOARD. We consider that arrangements should be made so that… | ||
| Scan53 | Performance of Rotax A.T.12 and other inherently controlled dynamos, with a list of attached documents. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to Bn. c. to PN. c. to Da. c. to By. c. EWT. for OY. ORIGINAL EFC1/T17.11.20. X.1005 ROTAX TYPE A.T.12 DYNAMO AND OTHER INHERENTLY CONTROLLED DYNAMOS.… | ||
| Scan54 | Analysis of a four-pole dynamo, detailing its construction, materials, and performance, especially in hot conditions. | ||
| View original record | EFC1/T17.11.20. -2- Contd. For the fully hot condition and for the later portion of the curve the performance is not good [handwritten 'X' and '39/40' over text], as will be seen on inspection of the… | ||
| Scan55 | Comparison of performance curves and outputs for Rotax, Smith, and Lucas dynamos. | ||
| View original record | Contd. -3- EFC1/T17.11.20. performances on the same sheet on which the performance of the Rotax is shown hot and cold. We have also drawn on this sheet our specified performance for any dynamo for the… | ||
| Scan57 | Graph of the open-circuit volt-speed curve for a Rotax Type A.T. 12 Dynamo. | ||
| View original record | ROTAX TYPE A.T. 12. DYNAMO Open circuit volt-speed curve (Hot condition) VOLTS 60 50 40 30 20 10 0 DYNAMO SPEED (R.P.M.) 0 100 200 300 400 500 600 700 800 900. NORMALLY HOT COLD FULLY HOT 12.4 VOLTS… | ||
| Scan58 | Performance comparison graph of Rotax, Lucas, and Smith dynamos showing Ampere output versus speed. | ||
| View original record | AMPERE OUTPUT DYNAMO SPEED (R.P.M.) LUCAS E.575. (HOT) AVERAGE OF THREE SMITH 2D (HOT) (AVERAGE OF THREE) SPECIFIED PERFORMANCE (HOT) ROTAX COLD ROTAX FULLY HOT ROTAX FIELD CURRENTS COLD HOT 14.6 14.0… | ||
| Scan59 | Diagram of a Rotax A.T. 12. Dynamo showing windings, poles, brushes, and terminals. | ||
| View original record | ROTAX A.T. 12. DYNAMO - F + S N S N N S 40° approx. Diagram of windings, poles, brushes, terminals, etc, viewed from commutator end, and showing armature poles, due to main current. A/A. 26-X-20.… | ||
| Scan60 | The Berling Type D.63 Magneto, detailing its weight, construction, and comparison to other models. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to PN. c. to Bn c. to By. c. to Da. c. to EWT. for R.R.Inc. ORIGINAL. -q (4) EFC1/T19.11.20. X.3723 - BERLING TYPE D.63 MAGNETO. X.1723 The weight of this magneto… | ||
| Scan61 | Description of a magneto's construction and an assessment pending further testing. | ||
| View original record | Contd. -2- is well ventilated by six holes in the small cover, which are protected by fine brass wire gauze. Further remarks about the construction cannot easily be given without dismantling the… | ||
| Scan62 | Poor performance and workmanship of a U.S.A. Bosch Dynamo, with attached performance curves. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to Bn. c. to PN. c. to Da. c. to By. c. to EWT. for R.R.Inc. ORIGINAL. EFC1/T20.11.20. X.4030 - U.S.A. BOSCH DYNAMO. Please find attached :- (1) Photostat copy of… | ||
| Scan64 | Performance graph of a U.S.A. Bosch Dynamo, plotting ampere output against speed under hot and cold conditions. | ||
| View original record | AMPERE OUTPUT DYNAMO SPEED (R.P.M.) With Specified Performance U.S.A. Bosch. (COLD) U.S.A. Bosch. (HOT) U.S.A. Bosch Dynamo. Cold and fully hot output curves. with curve of specified hot performance… | ||
| Scan65 | Diagram of the windings, poles, brushes, and terminals for a U.S.A. Bosch Dynamo. | ||
| View original record | U.S.A. BOSCH. DYNAMO + F - N S C 15° Diagram of windings, poles, brushes terminals, etc., viewed from commutator end, and showing armature poles, due to main current. HA 27-X-20 E+C.C. 4.11.20 | ||
| Scan66 | Forwarding preliminary reports on the U.S.A. Bosch Magneto Type B.6. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to PN. c. to Bn. c. to Da. c. to By. c. to EWT. for R. R. Inc. ORIGINAL. EFC2/T20.11.20. X.3917 - RE U.S.A. BOSCH MAGNETO TYPE B.6. Herewith please receive copies… | ||
| Scan67 | The urgent need to assemble and critique the 'Goshawk' I chassis. | ||
| View original record | 3 To HS. from R. Copy to CJ. " " WOR. " " BY. ORIGINAL R2/G23/11/20. X.B481. RE "GOSHAWK" I CHASSIS. It is increasingly important that we should get the "Goshawk" together and on the road, so that we… | ||
| Scan68 | Preliminary report on the U.S.A. Bosch Magneto B.6, detailing its design differences, weight, and components. | ||
| View original record | X 1723 COPY. Nov.19th 1920. EFC. P.A.42. X.3917 - PRELIMINARY REPORT ON U.S.A. BOSCH MAGNETO B.6. X.1723 In design, this machine differs greatly from the other U.S.A. Bosch magneto (Z.R.6) that we… | ||
| Scan69 | Continued description of a safety gap and a cam ring with a serrated periphery for fine adjustment. | ||
| View original record | -2- Contd. The safety gap is of the simplest design being merely a screw driven through the body over the high tension ring. A feature is the serrated periphery of the cam ring by means of which a… | ||
| Scan70 | Details and analysis of an American Bosch Magneto, Type B.6. | ||
| View original record | EFC. P.A.13. August 26th 1920. X.3917 - DETAILS OF AMERICAN BOSCH MAGNETO TYPE B.6. X.1723 Weight of this machine is 11.0 lbs. (Field - The two magnets are uncovered and simply protected by a coat of… | ||
| Scan71 | Ongoing testing and sourcing of tungsten contact points and distributor sparking points. | ||
| View original record | To EWT. for Oy. c. to R. c. to CJ. c. to By. c. to E. c. to Da. ORIGINAL X.2894 - TUNGSTEN CONTACT POINTS+ X.3309W * TUNGSTEN DISTRIBUTOR SPARKING POINTS. I have Mr. Olley's letter Cyll/G28.10.20 with… | ||
| Scan72 | Methods for attaching Tungsten rivets and the status of various Tungsten rods from different suppliers. | ||
| View original record | Contd. -2- EFC4/T22.11.20. On looking back over the correspondence in this matter, we notice that some time ago, you stated that the method was to braze a small cheese of Tungsten into a soft iron… | ||
| Scan73 | Correct fitting of Tungsten points to screws and blades with various suppliers. | ||
| View original record | Contd. -3- EFC4/T22.11.20. The probability is that Mr. Olley's answer from the Independent Lamp & Wire Co. will be that the Tungsten points have not been correctly fitted to the screws and blades, and… | ||
| Scan74 | Preliminary report on Berling Magnetos, types F.61 & E.61. | ||
| View original record | To R. from EFC. c. to CJ. c. to E. c. to PN½ c. to Bn. c. to Da. c. to By. c. to EWT. for Cy. ORIGINAL 3 EFC3/T23.11120. X.3723 - BERLING MAGNETOS - TYPES F.61 & E.61 Herewith please receive copy of… | ||
| Scan75 | Preliminary report comparing Berling F.61 and E.61 type magnetos. | ||
| View original record | P.A.43. Nov. 22nd, 1920. X.3723 - PRELIMINARY REPORT ON BERLING TYPES F.61 & E.61 MAGNETOS. X.1723 In design, these two machines appear to be identical, the only difference being in the size and… | ||
| Scan76 | Continuation page discussing potential sparking from brushes at high speeds and a lubrication oil duct. | ||
| View original record | -2- Contd. remainder of the track, which at high speeds would cause sparking; but at the same time, so many small brushes may prove a source of trouble. For lubrication purposes an oil duct fitted… | ||
| Scan77 | Testing rubber squeegee and 'Mystic' chemical windscreen wipers. | ||
| View original record | To R. from Hs. c. to CJ. c. to BN. c. to DA. c. to EY. c. to EP. c. to Sp (Sales) ORIGINAL. 6FC X.4175 Hs8/LG22.11.20. WIND SCREEN WIPERS. We have tested several forms of rubber squeegee wipers and… | ||
| Scan78 | Testing various clutch fabrics for the Goshawk and Hawk-Northcliffe disc clutches. | ||
| View original record | To R. from Hs. c. to OO. c. to EN. c. to E. c. to DA. c. to BY. ORIGINAL O.F.C C RECEIVED NOV 23 1920 Hs4/LG23.11.20. X.3526 RE. MATERIALS FOR DISC CLUTCHES. We are arranging to carry out tests with… | ||
| Scan79 | Recommendation to fit a hardened steel bush to prevent excessive wear on the Governor Case spigot for the 40/50 chassis battery ignition. | ||
| View original record | EXCESSIVE WEAR ON SPIGOT LOC/N OF LT C/B HOUSING TO GOVERNOR CASE - CAUSED .008" VARIATION IN C/B GAP ON 49 GB. ALL REPAIR CARS FOR O/H ARE AFFECTED. HARDENED STEEL BUSH RECOMMENDED BY HS. ORIGINAL… | ||
| Scan80 | Wear of a governor spigot with a recommendation to fit a hardened steel bush. | ||
| View original record | Handwritten: Hs Wear on Ae spigot of Governor Case) Recommend a hardened steel bush to be AM/ fitted to the top/& facing. Put this up to MH R.H R.R. 235A (100 T) (S.H. 159. 11-8-20) G. 2800 Typed… | ||
| Scan81 | Drawing Lec.1310 for the revised 'Goshawk' crankshaft for the new light chassis. | ||
| View original record | TO D.A. from E. copy to Gd. " " HS. " " EFC. " " DY. X.4221. ORIGINAL. E1/023/11/20. (2) X.4221. RE REVISED "GOSHAWK". Later 'KITE' We send you herewith drawing No. Lec.1310 giving particulars of the… | ||
| Scan82 | Specification changes for a small chassis, including the clutch and universal joints. | ||
| View original record | ORIGINAL. [stamp] RECEIVED [stamp] 25 NOV 1920 [stamp] PS/023/11/20. (8) X.4219 RE SMALL R.R. CHASSIS. X.4244. We have made certain slight modifications to the specification we sent you on the 17th… | ||
| Scan83 | Listing fourteen drawings to be sent for the revised 20 HP chassis. | ||
| View original record | To EA. from E. Copy to HS. HV. EPC. X.4219 ORIGINAL RE 20 H.P. CHASSIS. RECEIVED With reference to the revised 20 H.P. chassis, Mr. Royce wishes me to let you know that we expect to send you at the… | ||
| Scan84 | Wear on plate clutches and gearboxes, referencing Packard and the proposed 'Goshawk' single plate design. | ||
| View original record | To HS. from R. Copy to Cl. [Struck through] ORIGINAL [Stamp] R7/G25/11/20. 5 [Handwritten] D [Stamp] 29 NOV [Stamp] [Clock face stamp] X.435 X.4219 RE PLATE CLUTCH AND GEAR BOX. I shall be glad (if… | ||
| Scan85 | The decision to increase the track width of the 'Goshawk' chassis. | ||
| View original record | To C.J. From R. Copy to: * H.S. * CPU. * [illegible] * [illegible] * [illegible] X.4219 ORIGINAL. RE REVISED "GOSHAWK" CHASSIS. I have decided to add 2" to the track of the above (making it 54".) This… | ||