Rolls-Royce Archives
| Identifier | Entry | ||
| 01-page001 | Development of a new lighter front axle and steering arrangements for a chassis. | ||
| View original record | To BY. from R. c. to CJ. BJ. c. to DA. HS. X7420 R3/M25.11.25. EAC.7. NEW LIGHTER FRONT AXLE. X.7420 X.7980 X.7430 DA. hopes shortly to send you the new front axle which is intended for this chassis.… | ||
| 01-page002 | The front axle, detailing differences for well-base and standard wheels, and two axle forging options for different track widths. | ||
| View original record | X. 7420 To BY. from DA. c. to CJ. Hs. DAL/M27.11.25. E AC. 7. FRONT AXLE. Herewith we send N.sch.2094 shewing the arrangement of the pivots, brake gear, hubs etc. We have provided for both the… | ||
| 01-page003 | Dispatching schedule N.sch. 2095, detailing clearances for the front axle's brake rod and steering lever. | ||
| View original record | To BY. from DA. c. to CJ. Hs. X. 7420 DA2/M27.11.25. EAC.7. FRONT AXLE. Herewith we send N.sch. 2095 shewing the clearances of the brake rod, steering lever, etc. on the various locks. DA. | ||
| 01-page004 | Sending particulars for the front axle forgings. | ||
| View original record | X. 7420 To BY. from DA. c. to CJ. Hs. DA3/M27.11.25. EAC.7. FRONT AXLE. We send herewith N.sch.2096 giving particulars of the front axle forgings, front to take operating gear, spring pads etc. DA. | ||
| 01-page005 | Method of applying single-point lubrication to a front axle as a separate experiment. | ||
| View original record | To BY. from DA. c. to CJ. Hs. X.7420 DA3/M5.12.25. EAC.7. FRONT AXLE. We send herewith N.sch.201 shewing the method of applying single point lubrication to the components of this axle, that is to say,… | ||
| 01-page006 | New design for a side steering lever with a loose ball end for the front axle. | ||
| View original record | X. 7420 To BY. from DA. c. to CJ. Hs. DA2/M22.12.25. EAC.7. FRONT AXLE. We send herewith N.sch.2111., shewing a side steering lever with a loose ball end which Mr. Royce now prefers to the design with… | ||
| 01-page007 | Modifications to the front axle forging and steering levers. | ||
| View original record | Ro BY. from DA. c. to CJ. Hs. X7420 DA4/M19.12.25. EAC. 7. FRONT AXLE. X.7420 X.7430 We send herewith N.sch.2109 shewing the forging for the front axle, and also the modification to the steering… | ||
| 01-page008 | Front axle design changes and sending associated drawing N.sch.2102. | ||
| View original record | To BY. from DA. c. to CJ. Hs. X7420 DA5/WD 9.12.25. EAC.7. FRONT AXLE. X.7420 X.7430 We send herewith N.sch.2102 which we had prepared when the elliptical section was being worked on, but it was held… | ||
| 01-page009 | Drawings and proposed modifications for a rear axle design. | ||
| View original record | To BY. from DA. c. to CJ. Hs. X7420 DA4/M15.1.26. EAC.7. REAR AXLE. X.7350 X.7420 We have sent prints of the following drawings to R. and now send them to you, because, though we cannot give you a… | ||
| 01-page010 | From DA to Hs discussing a delayed visit to Derby and work on the India steering and EAC.7 brakes. | ||
| View original record | To Hs. from DA. x7420 DAL/M9.2.26. X.1698 X.5430 X.7420 PROPOSED VISIT TO DERBY. E. has not yet returned, and though we believe he is somewhere around, we cannot say when we may actually see him.… | ||
| 01-page011 | Confirmation of a wire about fitting an improved Phantom axle to car 'Twelve EX'. | ||
| View original record | CONFIRMATION OF WIRE. X7420 WW. 24.3.26. HIVES. ROYCAR. DERBY. IMPROVED PHANTOM AXLE SHOULD BE FITTED TO TWELVE EX. BEFORE IT LEAVES FOR FRANCE AT LEAST THAT MADE FROM EXISTING FORGINGS. ROYCE. | ||
| 01-page012 | Modifications and required parts for the Front Axle and Brakes. | ||
| View original record | c. Mr. Hancock. BY/TWD1/GK. 5/6/26. X7420 EAC. VII & VIII. FRONT AXLE AND BRAKES. SECTION 7040. Please receive herewith one blue print of each of the following :- G.74.814. Front Axle. 1 off.… | ||
| 01-page013 | Instructions for adding a boss to an Axle Forging for an Enots Lubricator. | ||
| View original record | -2- (Contd) BY/TWD1/GK. 5/6/26. We are intending as soon as possible to add a boss to the Axle Forging G.74,268 for the Enots Lubricator to be screwed into, but in the meantime any Axles which have… | ||
| 01-page014 | Reviewing the design of a new front axle for EAC. 8, detailing flaws and suggesting improvements. | ||
| View original record | To Hs. from R. c. to BJ. Wor. c. to DA. BY. X7420 R12/M10.6.26. RE. NEW FRONT AXLE FOR EAC. 8. X.7420 X.7840 X.8420 The parts of this axle were examined and I was sorry to see that we had not realised… | ||
| 01-page015 | Steering improvements on model EAC.8 with a lighter front axle and spring adjustments. | ||
| View original record | TO HS. FROM R. X7420 R13/M.10.6.26. Copy to - BJ. " - WOR. " - EY. " - PN. " - CWB. EAC.8. STEERING WITH LIGHTER FRONT AXLE -X.7450. X7430 Regarding the steering on EAC.8. this seemed to be vastly… | ||
| 01-page016 | Modifications for the machining of the Phantom front axle pivots and associated forging dies. | ||
| View original record | X.7420 To BY. from DA. c. to BJ. Hs. DA2/M18.6.26. PHANTOM FRONT AXLE - EAC-8 Herewith we send N.sch.2212 shewing some modifications to the machining of the front pivots which R. would like carried… | ||
| 01-page017 | Instructions for improvements to the 12-EX Front Axle. | ||
| View original record | To Hs. from R. c. to BJ. BY. X. 7420 R1/M26.6.26. 12-EX - FRONT AXLE. The axle must be improved - shaft lower, windows with semi-circular ends, and upper flange thicker. Also obtain new forging to… | ||
| 01-page018 | Progress of experimental parts and testing for the 12-EX car destined for France. | ||
| View original record | To BJ. from Hs. c. to Wor. BY. c. to C. Sg. c. to PN. CWB. Handwritten: x7420 Hs2/LG30.6.26. 12-EX CAR - FOR FRANCE. Handwritten: X235 X8420 X7420 X7940 BJ1/E28.6.26. (1) Referring to the list of… | ||
| 01-page019 | Modifications to the front axle forging, brake gear, and shock damper mounting. | ||
| View original record | X7420 TO BY. FROM DA. Dal/M10.7.26. Copy to -BJ. " -Hs. EAC.7 & 8. FRONT AXLE. - X.7520. Herewith we send N.Scheme 2230 shewing further modifications to the axle forging and parts of the brake gear,… | ||
| 01-page020 | Fitting new steel artillery wheels and a new axle to a Phantom model, with modifications to hubs and bearings. | ||
| View original record | To BY. from DA. c. to BJ. Hs. 47420 DA1/M14. 8.26. STEEL ARTILLERY WHEELS ON PHANTOM WITH NEW AXLE. X.4586 X.7420 X.7810 Herewith we send N.Sch.2215 shewing the method of mounting steel artillery… | ||
| 01-page021 | Steering troubles on car 12-EX and the proposed solution of adding friction to the pivots. | ||
| View original record | To Hs. from DA. 47420 DA1/M20.8.26. 12-EX - STEERING. X.7430 X.7420 We have now seen Hancock's daily reports about the steering troubles on this car, but so far we have not seen any further comments.… | ||
| 01-page022 | Internal memorandum discussing steering wobbles and modifications for the 12-EX model, including axle changes and damping friction. | ||
| View original record | To Hs. from R. c. to BJ. Wor. c. to DA. CWB. c. to BY. FN. OY. X7420 R1/M20.8.26. RE. STEERING ON 12-EX. X.7430 X.7420 X.235 I understand you agree to the following :- SUBJECT TO PROMPT CORRECTION IF… | ||
| 01-page023 | Standard method for measuring steering friction in pivots and linkages on axles. | ||
| View original record | To DA. from Hs/Rm. c. to EY. c. to Hs/AJL. Handwritten: X7420 Hs/Rm7/LG10.9.26. STEERING. Handwritten: X7420, X7430 (crossed out) We have adopted a standard method of measuring friction in the pivots… | ||
| 01-page024 | Cover sheet regarding a report on tests for the Phantom's lightened type front axle. | ||
| View original record | To R. from Hs/Rm. c. to BJ. Wor. c. to RG. E. c. to DA. BY. c. to OY. X7420 Hs/Rm5/LG20.9.26. PHANTOM - LIGHTENED TYPE FRONT AXLE. X7430 Attached is a report of tests made in France with the lightened… | ||
| 01-page025 | Summary of tests conducted on a lightened front axle and its related components. | ||
| View original record | Hs/Rm4/LG20.9.26. TESTS ON LIGHTENED FRONT AXLE. (G.74294) SUMMARY. I. COMPARISON - STANDARD V. LIGHTENED AXLE. a. Lightness. b. Selectiveness. c. Road shocks. d. High speed wobbles. e.… | ||
| 01-page026 | Comparison report on the performance of a standard versus a lightened front axle. | ||
| View original record | -1- 1. STANDARD V. LIGHTENED AXLE. (a) Lightness. The new front axle when compared with a standard front axle on 12-EX, even when the necessary friction had been added to give good high speed control,… | ||
| 01-page027 | Tests concerning low-speed wobbles, steering friction, and tyres. | ||
| View original record | contd :- -2- that we can see the reason for this as explained elsewhere. (f) Low speed wobbles. As finally arranged for test by Sales, the new axle was quite free from low speed wobbles with the large… | ||
| 01-page028 | Tyre performance, specifically addressing steering, wobbles, and the effects of pressure and balancing. | ||
| View original record | contd :- -3- steering tube, give quite satisfactory steering if accurately balanced with front shock dampers at 40 and 80 lbs. The badly worn examples we have shew no signs of wobbling under these… | ||
| 01-page029 | Tyre performance, pressure settings, and their effect on car control and suspension. | ||
| View original record | contd :- -4- advantages. We cannot therefore see any argument in favour of their adoption. The behaviour of the tyres fitted with the triple stud treadwas perceptibly worse than with the traction… | ||
| 01-page030 | Effects of various spring settings on vehicle ride, handling, and steering. | ||
| View original record | contd :- -5- transmitted to the wheel at critical speed with the worst tyres. Front of car riding rather harsh owing to excessive rebound loading. 55 lbs. up - 100 down. Slightly more effective… | ||
| 01-page031 | Experiments with steering arrangements, shocks, and front road springs. | ||
| View original record | contd :- -6- they appear to come choc-a-bloc before the ball reaches the end of its spring controlled travel. 1500 lbs. A very marked improvement. On 12-EX no real complaint of lack of control can be… | ||
| 01-page032 | The performance characteristics of Lemoine 1250 and 1300 lbs springs. | ||
| View original record | contd :- -7- (b) Lemoine 1250 and 1300 lbs. springs. These springs looked stronger than their poundage indicated. They appear to effect a definite slight reduction in high speed wobble tendency, and… | ||
| 01-page033 | Blueprint showing load versus deflection graphs for singly and doubly arranged springs. | ||
| View original record | B SINGLY ARRANGED SPRINGS INITIAL LOAD 80 LBS RATING 750 LBS / 1" LOAD LBS 800 600 400 200 SET UP 100 LBS RATING 750 LBS DEFLECTION INS 100 200 300 400 500 LIMIT OF BAIL MOVEMENT C SET UP AND INITIAL… | ||
| 01-page034 | Steering tests on pivot axles and modifications to rear hydraulic dampers. | ||
| View original record | X7420 To RHC. from Hs/Rm. Hs/Rml/LG22.9.26. STEERING TESTS. X7420 X7430 With reference to the further tests to be carried out on the vertical pivot axle. We wish to try the castor pivots fitted up on… | ||
| 01-page035 | Steering tests related to pivot inclination and its effects on lightness, stability, and self-centering. | ||
| View original record | To R. from Hs/Rm. c. BJ. Wor. c. Ey. Rg. c. E. Da. c. CY. X7420 Hs/Rm1/T22.9.26. EAC.VIII. STEERING. PIVOT INCLINATION. X7430 The new axle gives remarkably light steering. While we expected the… | ||
| 01-page036 | Steering tests comparing a standard axle with one modified to have vertical king pins, analyzing steering effort and pivot inclination. | ||
| View original record | Contd. -2- Hs/Rm1/T22.9.26. The most interesting test was that carried out with a standard axle altered to give vertical king pins (5). In this case with a disc wheel giving centre point steering, the… | ||
| 01-page037 | Testing the effects of transverse rake and pivot inclination on the steering effort for a 20 HP axle. | ||
| View original record | Contd. -3- Hs/Rm1/T22.9.26. shocks, and yet not maket the steering appreciably heavier. Normally, if we move the wheel centre 3½" from the king pin the effort required to shunt the car becomes… | ||
| 01-page038 | Comparison of transverse pivot inclination and its effect on steering effort for different axle types. | ||
| View original record | Attached to:- Hs/Rm1/T22.9.26. TRANSVERSE PIVOT INCLINATION OVERALL STEERING EFFICIENCY ASSUMED AS 60% WHEN CALCULATING LOADS ON THE STEERING WHEEL RIM PIVOT ASSUMED VERTICAL IN LONGITUDINAL ELEVATION… | ||
| 01-page039 | Blueprint comparing five different axle and pivot designs, ordered by the resulting heaviness of the steering. | ||
| View original record | E.A.C. V SERIES. SILVER GHOST T SERIES. EXPT AXLE WITH WIRE WHEELS V SERIES PIVOTS. NEW AXLE NEW PIVOTS C.2 SERIES. EXPT AXLE WITH DISC WHEELS V SERIES PIVOTS. Diagram annotations: 1) 6°, .616" 2) 5°,… | ||
| 01-page040 | Tests conducted on an experimental V-series axle, focusing on handling, steering, and wobble characteristics compared to a standard axle. | ||
| View original record | To R. from Hs/Rm. c. to BJ. Wor. c. to RG. E. c. to EY. DA. c. to OY. X7420 Hs/Rm4/LG22. 9. 26. TESTS ON EXPERIMENTAL AXLE. X7430 We took a standard V. series axle arranged with vertical king pins and… | ||
| 01-page041 | Report page detailing inferences from steering tests, focusing on stability, pivot types, and wheel configurations. | ||
| View original record | contd :- -2- of stability, and as previously stated, the immunity from road shocks is very good. When negotiating very sharp bends at any speed, the steering becomes heavy apparently owing to the fact… | ||
| 01-page042 | Continued report on steering problems, including sluggishness, road shocks, and wobbles. | ||
| View original record | contd :- -2- With the necessary friction in the steering it becomes very sluggish. The steering is bad for road shocks at all speeds. It is not very definite at high speeds, but cannot really be said… | ||
| 01-page043 | Confirming a trial for a new C2 series axle with modified pivot trail geometry. | ||
| View original record | To BY/CGH. from Hs/Rm. X7420 Hs/Rm32LG22.9.26. With reference to our conversation this afternoon. This is to confirm that we should like to try the new axle (C2 series) with 1½" out of centrepoint… | ||
| 01-page044 | Adjustable and spring-loaded friction for the Phantom steering system. | ||
| View original record | X7420 To CWB. from Hs/Rm. Hs/RmL/LG23.9.26. PHANTOM - STEERING. X8430 47430 With reference to the remarks yesterday about friction in the steering. We understand that you agree with us that this… | ||
| 01-page045 | Front axle tests concerning steering issues when braking on a lock. | ||
| View original record | To R. from Hs/Rm. c. to EN. Wor. c. to RG. E. c. to Da. Ev. X7420 Hs/Rm3/T1.10.26. FRONT AXLES. X8420 X8430 With reference to Da3/M24.9.26. We have carried out tests on two front axles having the tyre… | ||
| 01-page046 | Analysis of steering issues related to front pivot lean, spring strength, and braking. | ||
| View original record | Contd. -2- Hs/Rm3/Tl.10.26. It appears to us that the most dangerous feature of the pivots leaning forward, is that the driver very probably gets no indication whatever of danger until he is in a… | ||
| 01-page047 | Tests conducted on front brake efficiency and its effect on steering control with varying 'out of centrepoint' measurements. | ||
| View original record | Contd. -3- Hs/Rm3/T1.10.26. pull on the wheel became less, instead of more violent as is the case when the axle pivots are twisted forward. The drag produced by 2.6" out of centrepoint can easily be… | ||
| 01-page048 | Steering feedback, front axle control, and the advantages and disadvantages of helical springs. | ||
| View original record | -4- Contd. that a brake needed attention by the gentle pull on the steering wheel. In no case do we consider that it would be as dangerous as the condition where the man applies his brake violently in… | ||
| 01-page049 | Standardisation of dust excluders for the new type front axle. | ||
| View original record | RR 755 (10H) (DB130 12-9-24) MS 301225 x7420 STANDARDISATION of CHASSIS PARTS. COMPLETED 19.10.26 Date 22.9.26 Description of Parts: DUST EXCLUDERS ON NEW TYPE FRONT AXLE. Origin: Width decreased to… | ||
| 01-page050 | Instructions for alterations to the Phantom's front brake shoes to prevent rattle. | ||
| View original record | To BY. from Hs/GWH. c. to Wor. X7420 Hs/GWH/LGS.11.26. PHANTOM - FRONT BRAKES. Mx2/T22.10.26. x8400 BY. has instructed the following alterations to the brake shoes to prevent rattle. Dia. of guide… | ||
| 01-page051 | Standardisation of a front axle to reduce weight. | ||
| View original record | RR 755 REVISED (10H) (DE 444 6-10-26) BM. X7420 COMPLETED 11.11.26 STANDARDISATION of CHASSIS PARTS Date 23.9.26 Description of Parts. FRONT AXLE. Origin. To reduce weight. Experimental Test Report.… | ||
| 01-page052 | Covering memo for Standardisation Sheet X.7420 regarding the Front Axle. | ||
| View original record | To Hs. from My/Rb. COPY. My/Rb21/N/139A/BJ8.11.26. STANDARDISATION SHEET X. 7420. FRONT AXLE. Attached is above std. sheet with cost filled in. Please note we have not included front wheels and hubs… | ||
| 01-page053 | Experiments to increase the front axle control damper lever from 12' to 14' on the Phantom. | ||
| View original record | To BY: from DA. c. to BJ: Hs. x7420 DA4/M23.12.26. X. 8240 X. 8420 X. 634 X. 7420 X. 235 PHANTOM FRONT AXLE CONTROL. With reference to the experiments which have been carried out at our request to… | ||
| 01-page054 | Investigation into fitting shock damper front axle control to an EAC.7 chassis, detailing necessary modifications. | ||
| View original record | To BY. from DA. c. to BJ. Hs. Handwritten: X7420 DA5/M6.1.27. EAC.7. FRONT AXLE CONTROL. X.7420 X.7240 X.7230 We have investigated the question of fitting the shock damper front axle control to EAC.7.… | ||
| 01-page055 | Accessibility and placement of shock dampers for the axle control on the Phantom & EAC. 7 model. | ||
| View original record | To Hs. from DA. √7420 DA4/M27.5.27. AXLE CONTROL ) PHANTOM & EAC. 7. X.7420 & X.235 X.8420 X.8520 You will remember that R. adversely criticised the accessibility of the shock dampers for the axle… | ||
| 01-page056 | Examination of a bumper axle to investigate steering performance issues. | ||
| View original record | To RHC. from Hs/Rm. X7420 Hs/Rm3/LG9.6.27 FRONT AXLE. X7420 X7430 We are very interested in the considerable difference which we find in various axles and their effect on steering. So far, the only… | ||
| 01-page057 | Standardisation sheet for front axle torque control. | ||
| View original record | STANDARDISATION of CHASSIS PARTS. COMPLETED 22.7.27 Description of Parts. FRONT AXLE TORQUE CONTROL. Origin. To increase safety of brake application and enable flexible front springs to be employed.… | ||
| 01-page058 | Implementation specifics for fitting a new part to an F series chassis. | ||
| View original record | STANDARDISATION of CHASSIS PARTS IX (1) The number of the first chassis on which the new part will be fitted. F. series. (2) Date when chassis will be handed to test. 1.4.28 (3) Cost of scrapped… | ||
| 01-page059 | Lowering of chassis for 20 HP and Phantom models by reducing packing. | ||
| View original record | To BY/TWD. c. to Hg/Rm. c. to RHC. X7420 BY/HEB2/M17.11.27. 20 HP. PHANTOM. EAC.14. LOWERING CHASSIS BY REDUCING PACKING. X.5420 X.7410 X.5410 X.7420 Kindly note the following :- EAC.14. This chassis… | ||
| 01-page060 | Spring specifications for the Phantom Chassis F2 series front axle damper control. | ||
| View original record | To BY/HEB. from Hs/Rn. X7420 Hs/Rn4/LG7.12.27. PHANTOM CHASSIS F2. SERIES. FRONT AXLE DAMPER CONTROL : SECTION 7160. Y8420 With reference to BY/HEB11/M1.12.27. Spring F.75168 will give the required… | ||
| 01-page061 | Modification and fitting of a Front Axle Control Damper for specific chassis models. | ||
| View original record | c. Hs/Rm. RECEIVED X7420 BY/HEB6/M.S.1.28. EAC.8. CHASSIS EAC.14. CHASSIS FRONT AXLE CONTROL DAMPER SECTION 7160. With reference to our memo' BY/HEB10/M19.11.27. kindly note it has now been settled… | ||
| 01-page062 | The required parts for the Front Axle Control Damper, specifically for the E.A.C. 7 chassis. | ||
| View original record | c. Hs/Rm. X7420 BY/HEB5/M.12.1.28. E.A.C. 8. CHASSIS E.A.C 14. CHASSIS FRONT AXLE CONTROL DAMPER SEC:7160. With reference to our memo BY/HEB6/M3.1.28, kindly note if it is desired to use the EAC.7.… | ||
| 01-page063 | Suggestions for engine mounting and damper systems for a 6-cylinder engine. | ||
| View original record | E. Hs. BY. DA/HDY. from R. c. to BJ. Wor. X7420. R3/M19.2.28. EAC.10 ENGINE MOUNTING. X.7830 X.7420 Regarding E's suggestion of 4.2.28., altering the body mounting and using the mass of the body to… | ||
| 01-page064 | Proposal for a new, dropped front axle for the 'SS' model to achieve a lower car profile. | ||
| View original record | BY. from DA. c. to BJ. Hs. x. 7420 DA5/M26.3.28. 'SS' FRONT AXLE. You have been pointing out for some little while on your weekly reports that a new front axle would be required for 'SS', due to the… | ||
| 01-page065 | Adjustment issues with the front axle control during production. | ||
| View original record | To DA. from Hs/Rm. Hs/Rm2/LG28.3.28. With reference to N.sch.2294 - Front Axle Control. This is now coming on production. As we previously pointed out when we asked for a spring loaded ball end at the… | ||
| 01-page066 | Sending drawings that illustrate the effect of proposed modifications to the 'SS' front axle. | ||
| View original record | X. 7420 BY. from DA. c. to BJ. Hs. DA3/M5.4.28. 'SS' FRONT AXLE. We send herewith N.schs. 2572/3., illustrating the effect on the car of the proposed modifications to the front axle. We have sent… | ||
| 01-page067 | Lowering the 'SS' front axle and frame, and a proposal for a new front road wheel hub bearing design. | ||
| View original record | DA. HS. BY. from R. c. to BJ. Wor. E. X7420 R6/M7.4.28. 'SS' FRONT AXLE AND FRAME. X. 7420 X. 7380 I like the axle .750 lower - i.e. new forging because it will improve the appearance, as the same… | ||
| 01-page068 | Improvements to the Phantom steering system, comparing it to the Hispano and suggesting hydraulic damping. | ||
| View original record | 47420 Hs. from R. c. to BJ. BY. DA. R11/M25.4.28. X.7430 X.4214 PHANTOM STEERING. X.8430 X.7420 With reference to HS3/LG23.4.28., I quite agree that enormous improvement has been made in the steering… | ||
| 01-page069 | Necessary increase in the length of the Phantom steering pendulum lever to 10 inches. | ||
| View original record | Hs. from DA. BY. +7420 DA3/M.5.28. PHANTOM STEERING. X.7430 X.8430 X.7420 With reference to RL/M28.4.28., we know the original Phantoms had 9.5" pendulum levers, but the longer lever on the front… | ||
| 01-page070 | Alternative proposals for the re-arrangement of the centralised lubrication on the front axle. | ||
| View original record | BY. from DA. c. to BJ. HS. DA3/M10.5.28. X7420 CENTRALISED CHASSIS LUBRICATION. X.3806 X.7420 Herewith we send N.schs. 2596/7 shewing the re-arrangement of the centralised lubrication on the front… | ||
| 01-page071 | New design of a damped pendulum lever with leaf springs for the 'SS' steering system. | ||
| View original record | BY. from DA. c. to BJ. Hs. X7420. DA4/M17.5.28. "SS" STEERING - PENDULUM LEVER. X. 7430 X. 7420 We send herewith N.sch.2600 shewing the new design of damped pendulum lever with leaf springs. The leaf… | ||
| 01-page072 | Proposed changes to the axle control damper spindle for centralised chassis lubrication. | ||
| View original record | BY. from DA. 7420 DAL/M19.5.28. CENTRALISED CHASSIS LUBRICATION. X.3806 X.7420 Herewith we send N.sch.2606 shewing the proposed slight changes to the construction of the axle control damper spindle to… | ||
| 01-page073 | Centralised chassis lubrication, referencing schedule N.sch.2615. | ||
| View original record | +7420 BY. from DA. c. to BJ. Hs. DA2/M26.5.28. CENTRALISED CHASSIS LUBRICATION. X.3806 X.7300 X.7420 X.7470 We send herewith N.sch.2615 - the lubrication applied to the front brake differential shaft,… | ||
| 01-page074 | Frame heights, front axle modifications, and other related design considerations for a car model. | ||
| View original record | Hs/Rm. from DA. 47420 DA5/M5.6.28. FRAME HEIGHTS. X.7380 X.7420 X.5380 X.615 X.2066 Replying to Hs/Rm6/LG31.5.28, at the present moment 'SS' is 22.5" from the ground, and we have obtained this by… | ||
| 01-page075 | Sending layout N.sch.2628 for the 'SS' side steering tube and front springs, detailing a modified axle height. | ||
| View original record | BY. from DA. c. to BJ. Hs. X7420 DA1/M13.6.28. X.7450 X.7420 'SS' SIDE STEERING TUBE ETC. Herewith we send N.sch.2628 shewing the layout of the side steering tube, front springs etc. with the axle… | ||
| 01-page076 | Difficulty with pivot lubrication filters choking up and a suggestion for a redesigned filter. | ||
| View original record | To DA. from Hs/Rm. c. to BY. X7470 Hs/Rm/L.C14. 6. 28. CENTRE POINT LUBRICATION. X3806 We have encountered a difficulty on the pivot lubrication. At present, in order to protect the annular passage… | ||
| 01-page077 | Front axle tests detailing alterations to reduce high-speed wobble and road shocks. | ||
| View original record | To R. from Hspan. c.c. to BJ. Wor. c.c. to E. DA. c.c. to BY. X7420 Ha/Aml/LG18.6.28. 'SS' FRONT AXLE. X457 We have been running the present standard axle with stub axles so altered that the wheels… | ||
| 01-page078 | Steering and braking experiments involving king pin angles, stub axles, and bearings. | ||
| View original record | contd :- -2- We have a number of experiments running with altered king pin angles and pivots with horizontal trail, but so far have found nothing that is so effective as simply lengthening the… | ||
| 01-page079 | Modifications to the 'SS' front axle control and shock damper. | ||
| View original record | BY. from DA. c. to BJ. HS. X7420 DA3/M19.6.38. "SS" FRONT AXLE CONTROL. X.7420 X.7520 X.7580 Herewith we send N.sch.2635 shewing the front axle control and shock damper for 'SS' which has been… | ||
| 01-page080 | Proposed adjustable, spring-loaded ball joint for the front axle control. | ||
| View original record | BY. from DA. c. to BJ. Hs. X7420 DA2/M21.6.28. FRONT AXLE CONTROL - BALL JOINT ON CONN: ROD. X. 7420 X. 7030 X. 2740 It will be remembered that Exp: Dept: have asked for an adjustment on the ball end… | ||
| 01-page081 | Request to alter the rubber engine mounting and pivots for vehicle 10-EX to scheme Hs.156. | ||
| View original record | RHC. from Hs/Rm. X7420 X7005 Hs/Bnl/LG22.6.28. Will you please alter the rubber engine mounting of 10-EX to scheme Hs.156. Also modify the pivots, making them equivalent to a standard pivot by… | ||
| 01-page082 | Requesting a test on lengthened stub axles for the 'SS' Front Axle due to concerns about unbalanced forces. | ||
| View original record | Hs. from DA. X7420 DA2/M22.6.28 'SS' FRONT AXLE. X.7420 X.401 X.457 With reference to Hs/RmL/LG18.6.28., H. thinks that an objection to putting the wheel further from the plane of the pivot would be… | ||
| 01-page083 | Wheel balance tolerances and their effect on high-speed wobbles for the 'SS' front axle. | ||
| View original record | To DA. from Hs/Rm. X7420 Hs/Rm1/LG27.6.28. 'SS' FRONT AXLE. X7420 X457 With reference to your query in DA2/M22.6.28. We did some tests in 1925 on this subject (see Hs/Rm1/LG 31.8.25 and Hs6/LG2.9.25).… | ||
| 01-page084 | Lubrication of the 'SS' model's axle control and its potential application on the Phantom model. | ||
| View original record | X.7420 BY. from DA. c. to BJ. Hs. 'SS' AXLE CONTROL. It was desired to lubricate the ball end on the axle control of 'SS' from the axle in order to simplify the damper. We have indicated on N.sch.2663… | ||
| 01-page085 | Modifications to the 'SS' brake differentials and associated components. | ||
| View original record | BY. from DA. c. to BJ. Hs. X7420 DA2/M28.7.28. 'SS' BRAKE DIFFERENTIALS. X.7420 X.7380 When R. was in France he instructed us to make some modifications to the original arrangement of the brake… | ||
| 01-page086 | Changing the cantilever bearing on the gearbox to a forged piece. | ||
| View original record | BY. from DA/EV. c. to BJ. Wor. Hs. X7420 DA/EV4/28.8.28. RE. BRAKE COUNTERSHAFT ON THE GEARBOX. X.7310 X.7420 We send herewith N.sch.2686 shewing the cantilever bearing on the gearbox made as forgings… | ||
| 01-page087 | Reporting failures with the engine feet during a bump test and requesting modifications for further endurance testing. | ||
| View original record | To RHC. from Hs/Rm. +7420 Hs/Rn2/LG21.9.28. BUMP TEST. +8005 The engine feet on the bump are moving excessively. We have also broken two bolts holding the top and bottom halves of the feet together.… | ||
| 01-page088 | Modifications to a new front axle design to improve vehicle stability and reduce issues like tramping and wobbling. | ||
| View original record | HS/Rm. from DA. c. to BY. 47420. DA1/M21.9.28. X.4474 X.7420 Thank you very much for your HS/Rml/LG19.9.28., and for the literature about Mr. Sensaud de Lavaud's inventions. We will retain this for… | ||
| 01-page089 | Modifications to the 'SS' front axle to improve stability and reduce steering shocks. | ||
| View original record | BY. from DA. c. to BJ. Hs. H7420 DA2/M21.9.28. 'SS' FRONT AXLE. X.7420 X.7810 X.457 We send herewith N.sch.2718 shewing the axle with 1" increased drop modified to give 1.750 offset between the pivot… | ||
| 01-page090 | The placement of front axle control dampers on a Phantom chassis. | ||
| View original record | X7420? CWB c. Hs. c. Rn. BY/Cgh6/G.9.10.28. PHANTOM CHASSIS - FRONT AXLE CONTROL DAMPERS. ---------------------------------------- With reference to CWB9/GM.4.10.28. we could not place the front axle… | ||
| 01-page091 | Requesting a drawing for modified levers on axle control hydraulic dampers. | ||
| View original record | X7420 To BY. from Hs/Rn. Hs/Rm9/LG17.10.23. x235 With reference to the levers which we are modifying on the axle control hydraulic dampers. We are anxious to try the modified type when you can let us… | ||
| 01-page092 | Single point lubrication system for the front axle. | ||
| View original record | Hs. from R. c. to BJ. Wor. c. to DA. BY. 47420 R3/M31.10.28. LUBRICATION OF FRONT AXLE. X.7420 X.3806 With the single point system of lubricating the complete front axle unit, I think we should… | ||
| 01-page093 | Proposals for a centralised chassis lubrication system for the front axle. | ||
| View original record | BY. from DA. c. to BJ. Hs. 47420 DAL/M3.11.28. CENTRALISED CHASSIS LUBRICATION. X.3806 FRONT AXLE. X.7420 With reference to Mr. Royce's proposal to provide an air vessel on the axle to allow a reserve… | ||
| 01-page094 | Proposing modifications to the 'SS' front axle, specifically regarding the mud excluder and lower lever. | ||
| View original record | BY. from DA. c. to BJ. Hs. X.7420 DA1/M8.11.28. 'SS' FRONT AXLE. Replying to BY/CGH19/G26.10.28., we send herewith N.sch.2758 shewing what we propose should be done to overcome this trouble. We… | ||
| 01-page095 | Necessity of air vessels for the rear axle's centralised lubrication system. | ||
| View original record | Hs. from DA. X7420 DA2/M9.11.28. CENTRALISED CHASSIS LUBRICATION. X.3806 X.7420 We recently sent you a scheme applying air vessels to the front axle. We are under the impression that there is not the… | ||
| 01-page096 | Failures of levers on the front axle control damper and proposing parts be strengthened. | ||
| View original record | To R. from Hs/Rn. c. to BJ. Wor. c. to E. DA. c. to BY. X7420 Hs/Rm3/LG13.11.28. FRONT AXLE CONTROL DAMPER. X7520 We have broken three or four of the levers in the front axle dampers as shewn in the… | ||
| 01-page097 | Blueprint diagram showing pressure and return lines. | ||
| View original record | F77336 PRESSURE RETURN | ||
| 01-page098 | Blueprint diagram illustrating a fracture on a broken lever. | ||
| View original record | LEVER BROKEN RETURN TO H.I.C. CONTROL IGNITION ARROW INDICATES POSITION OF FRACTURE STRAIGHT THROUGH AND CLOSE TO WOODRUFF KEY. | ||
| 01-page099 | Lever failures in the front axle control damper during bumper tests and analysis of potential causes. | ||
| View original record | To R. From Hs/Rn. c. to BJ. Wor. c. to E. DA. c. to By. X7420 Hs/Rn3/LG13.11.28. FRONT AXLE CONTROL DAMPER. We have broken three or four of the levers in the front axle control dampers as shewn in the… | ||
| 01-page100 | Requesting a missing sketch and posing questions about the front axle control damper's lever stress and pressure velocity effect. | ||
| View original record | X. 7420 Hs. from DA. DAL/M16.11.28. FRONT AXLE CONTROL DAMPER. Referring to Hs/Rn3/LG13.11.28. the sketch referred to was not attached to our copy. It If possible could you send us a print. As regards… | ||
| 01-page101 | Test findings on an 'SS' Axle Control Damper regarding air vent placement. | ||
| View original record | X7420 Hs/Rn2/LG17.11.28. To R. from Hs/Rn. c. to BJ. Wor. c. to E. DA. c. to BY. 'SS' AXLE CONTROL DAMPER TO N.SCH.2635. X7520 From our tests so far there does not seem to be any difficulty in making… | ||
| 01-page102 | Requesting the deletion of the air vent from the 'SS' axle control damper. | ||
| View original record | To BY. from hs/Rn. X7420 hs/Rn3/LG17.11.28. 'SS' AXLE CONTROL DAMPER TO N.SCH.2635. X7520 Will you please delete the air vent from the low pressure cap as also the air vent passage. See memo.… | ||
| 01-page103 | Simplified method for adjusting 'SS' shock damper spring load using washers. | ||
| View original record | To BY. from Hs/Rm. c. to DA. c. to Wcr. 'SS' SHOCK DAMPER SPRINGS. N.SCH.2035. The 'SS' axle control damper has been arranged so that the spring pressure over the valves can be adjusted without… | ||
| 01-page104 | Technical document detailing spring load requirements and washer specifications to eliminate high-speed wobbles. | ||
| View original record | contd :- -2- To eliminate high speed wobbles, the minimum load required will not be less than 50 lbs. on the low pressure and high pressure side. If we assume that we always require a .025 washer… | ||
| 01-page105 | Continued report page discussing pressure valves and dynamic restriction tests. | ||
| View original record | contd :- -3- low pressure valve than over the high xxxxxxxx pressure valve however this is what has so far occurred in practice. Information on the proportions of the dynamic restrictions will follow… | ||
| 01-page106 | Graph plotting load versus deflection for spring F54807 under high and low pressure conditions. | ||
| View original record | N. SCH 2635 DEFLECTION OR SET UP. INS LOAD LBS AT BALL END HIGH PRESSURE LOW PRESSURE SPRING F54807 RATING 80 LBS / 1' | ||
| 01-page107 | Blueprint showing two cross-sectional views of a mechanical component with dimensional annotations. | ||
| View original record | N. SCH 2635- s t d | ||
| 01-page108 | Failures of the front axle control damper and correcting a previous communication. | ||
| View original record | To DA. from Hs/Rn. X7420 Hs/Rm3/LG19.11.28. FRONT AXLE CONTROL DAMPER. With reference to DA1/M16.11.28. The memo. Hs/Rm3/LG13.11.28. was unfortunately sent out without my knowledge - I had not… | ||
| 01-page109 | Faint drawing of a frame or fuselage component. | ||
| View original record | F71896 FUSELAGE FRAME | ||
| 01-page110 | Blueprint diagram illustrating a fracture on a lever near the Woodruff key. | ||
| View original record | LEVER BROKEN <---- TO AXLE CONTROL DAMPER ARROW INDICATES POSITION OF FRACTURE STRAIGHT THROUGH AND CLOSE TO WOODRUFF KEY. | ||
| 01-page111 | Potential air pocket issues in an 'SS' Axle Control Damper design. | ||
| View original record | Hs. from DA. X7420 DAL/M21.11.28. 'SS' AXLE CONTROL DAMPER. N.s ch.2635 X.7420 X.7520 With reference to Hs/Rn2/LG17.11.28., we presume that it has been demonstrated that with one air vent over the… | ||
| 01-page112 | Request to modify the 'SS' Axle Control Damper drawing to prevent trapped air after the deletion of an air vent. | ||
| View original record | X7420 BY. from Hs/Rn. Hs/Rml/LG24.11.28. 'SS' AXLE CONTROL DAMPER. X7520 X7420 Now that we have deleted the air vent from the low pressure cap on the SS. front damper, there is a danger of air being… | ||
| 01-page113 | Recommendation to modify bonnet strips to allow for adjustment of the shock absorbers on the axle control damper. | ||
| View original record | 47420 47260 To BY. from Hs/Rm. We observe that on the SS. as at present arranged the bonnet strips obscure one of the valve caps on the axle control damper. This means that a box spanner cannot be got… | ||
| 01-page114 | Lubrication issues and load capacity for the 'SS' axle control arm. | ||
| View original record | To DA. from Hs/Rn. (Handwritten) X7420 Hs/Rn2/LG30.11.28. 'SS' AXLE CONTROL ARM. (Handwritten) X7420 X7425 We have now fitted up the axle control arm as on N.sch.2663. We think the scheme is a great… | ||
| 01-page115 | Modifications and potential issues with the front axle control damper levers. | ||
| View original record | X. 7420 Hs. from DA. DA1/M1.12.28. RE. FRONT AXLE CONTROL DAMPER. With reference to Hs/Rn3/LG13.11.28. and Hs/Rn3/LG19.11.28., we are not certain what is the actual length of the outside lever. If it… | ||
| 01-page116 | Instructions for fitting up the '33' axle control arm. | ||
| View original record | To EY. from Hs/Rm. 47520 c. to Sft. C. to MX. Hs/Rml/LGl.12.28. AXLE CONTROL ARM - '33' 47520 Instructions for fitting up. In order to connect up the triangular arm to the front shock absorber the… | ||
| 01-page117 | Mistake in the 'SS' Front Axle operating lever position and proposed modifications. | ||
| View original record | 47420 BY. from DA. c. to BJ. HS. DA2/MS.12.28. 'SS' FRONT AXLE. X.7420 X.7425 With reference to your telegram re. SS. front axle received yesterday, we see that we had made a mistake in agreeing to… | ||
| 01-page118 | Lever specifications and stress failure analysis for a front axle control damper. | ||
| View original record | c. BY/HEB. c. Hs. Y7420 BY7/G.7.12.28. FRONT AXLE CONTROL DAMPER. Referring to DA1/M1.12.28. the facts of the case are as follows :- 1/- On the present standard Phantom the length of the external… | ||
| 01-page119 | Note on altering the low pressure loads of 'SS' front axle control dampers by adding a washer. | ||
| View original record | X.7420 To Rm. 10.12.28. 'SS' FRONT AXLE CONTROL DAMPERS. Low pressure loads altered from 75 lbs. ball pin load to 45 lbs. approx. by the addition of a .065" washer to each damper. W.Bell. | ||
| 01-page120 | On replacing 'fishback' section short levers on 'SS' Front Axle Control Dampers. | ||
| View original record | X. 7420 To Rn. 11.12.28. 'SS' FRONT AXLE CONTROL DAMPERS. -------------------------------- The 'fishback' section short levers F.79313/4 have been replaced by a pair which are of rectangular section.… | ||
| 01-page121 | The removal of restriction discs from the front axle control dampers of vehicle 18-EX. | ||
| View original record | X.7420 To Rm. 13.12.28. SS. FRONT AXLE CONTROL DAMPERS. 18-EX ----------------------------------- Three restriction discs removed from each damper - leaving five in position. W.Bell. | ||
| 01-page122 | Proposed improved lubrication for the 'SS' front axle control damper. | ||
| View original record | X7420 BY. from DA. c. to BJ. Hs. DA4/M29.1.29. 'SS' FRONT AXLE CONTROL DAMPER. X.7420 X.7520 Herewith we send N.sch.2814 shewing the proposed improved lubrication for the ball end. Our information up… | ||
| 01-page123 | Updates and proposals for the 'SS' chassis, covering lubrication, steering, and other components. | ||
| View original record | Hs. from DA. c. to Wor. BY. 47420 DA7/M6.2.29. 'SS' CHASSIS. X.3806 X.7770 X.7420 With reference to Hs/Rm6/LG31.1.29 :- (1) We have sent you N.sch.2317., an arrgt. for using the 12-EX system of… | ||
| 01-page124 | Theory on chassis stiffness, periodicity, and testing methods for 20 HP & SS chassis. | ||
| View original record | Hs. DA. FROM R. BY. c.c. to SG. Wor. E. 47420 RL/M4.3.29. 20 HP. & SS. CHASSIS. X.7380 X.5380 X.7420 I telegraphed "Prepare to abandon cross in frame and revert to substantial tubular cross members".… | ||
| 01-page125 | Technical note on the flexibility, resilience, and bouncing characteristics of smaller road wheels. | ||
| View original record | contd :- -2- The smaller road wheels being inferior suggests to me that they are more flexible and resilient on the road and probably somewhat more liable to bounce, and at a lower speed than their… | ||
| 01-page126 | Copy of a telegram from Mr. Royce regarding an axle examination after ten thousand miles. | ||
| View original record | x7420 COPY OF TELEGRAM RECEIVED FROM MR. ROYCE Monday Morning 18.3.29. -------------------------- ROYCAR DERBY ANGLETERRE. SINCE AXLE EXAMINED AFTER TEN THOUSAND AND STILL QUIET CANNOT WE INFER IT IS… | ||
| 01-page127 | Design and performance of hydraulic dampers, focusing on valve and passage design. | ||
| View original record | Hs/Rm. DA/Hdy. BY. FROM R. c. to SG. Wor. OY. c. to C. CWB. PN. E. c. to Mr. Claremont. 47420. R3/M25.3.29. HYDRAULIC DAMPERS. SS. AND OTHERS. X.235 X.7420 As telegraphed, my impression is that… | ||
| 01-page128 | Issues and design principles for hydraulic shock dampers. | ||
| View original record | HS. DA. BY. OY. from R. c. to AG. Wor. c. to Mr. Claremont. X7420 R1/M4.4.29. SHOCK DAMPERS. X. 235 X.5520 X.7520 X.7420 X.7830 X.5420 I have definitely condemned two things : (1) The leak past the… | ||
| 01-page129 | Road testing issues with a 20 HP car, focusing on ineffective dampers, flexible springs, and body instability. | ||
| View original record | contd :- -2- and after us. Weshall throw away our advantages, and be beaten, if we make mistakes and do nothing to cure them quickly. At the moment we are finding out if we can make the 20 HP. dampers… | ||
| 01-page130 | Remedies for a fouling issue with the 'SS' Cross Steering Tube. | ||
| View original record | BY. Hs. from DA. 47420 DA4/M17.4.29. 'SS' CROSS STEERING TUBE. X.7425 X.7420 Referring to Hs/Rnl/LG12.4.29. we do not understand this foul as our own drgs. both of the shock dampers and the front… | ||
| 01-page131 | The condition of chassis 18-EX after 18,000 miles of use. | ||
| View original record | To R. from Hs/Gy. Hs/Gy1/LG24.5.29. c. to Sg. Wor. c. to RG. E. c. to DA. BY. X7420 REPORT ON CHASSIS CONDITION OF 18-EX AFTER 18,000 MILES. X.3806 X.7410 X.7420 The general condition of the wearing… | ||
| 01-page132 | Inspection report detailing the lubrication and wear condition of various vehicle component bearings. | ||
| View original record | UNIT SUPPLIED. | CONDITION OF BEARINGS. Front road springs. N.S. rear. | Well lubricated. Some wear bearing and pin. N.S. front. | Well lubrication. Oil on shackle pin ample. Bearings O.K. O.S. rear.… | ||
| 01-page133 | Inspection report detailing the condition of bearings for various supplied units. | ||
| View original record | UNIT SUPPLIED. CONDITION OF BEARINGS. Hand brake shaft. Ample lubrication - bearings.good. Clutch and foot brake shaft. Well lubricated. Front brake shaft. Well lubricated - bearings good. Clutch… | ||
| 01-page134 | The condition of bearings for various supplied rear axle and brake units. | ||
| View original record | UNIT SUPPLIED. CONDITION OF BEARINGS. Rear axle units. Brake operating shafts. All four near bearings O.K. and signs of oil on all 4 far bearings. Condition good. Brake toggle shafts. Oiled O.K.… | ||
| 01-page135 | Design and sourcing of special Enots nipples for axle lubrication. | ||
| View original record | X7420 HE/GY. from DA. DA2/M25.5.29. DESIGN OF ENOTS NIPPLE FOR AXLE LUBRICATION. X3806 X7420 X4400 X7350 Replying to Hs/GY/LG22.5.29, we understand that you have actually got special Enots nipples… | ||
| 01-page136 | Proposal for centralised chassis lubrication for 40/50 and 20 HP models. | ||
| View original record | X7420 Ey. from DA. c. to Sg. Hs. DAL/M8.6.29. 40/50 and 20 HP. CENTRALISED CHASSIS LUBRICATION. x8806 x7420 x7360 We thank you for your Ey/CCH5/G31.5.29. It appears to us that the proposal shewn on… | ||
| 01-page137 | The lubrication of cross steering tube ball ends, suggesting a definite location to prevent oil loss. | ||
| View original record | To By. from Hs/Rm. X7420. Hs/Rm.3/MJ.16.8.29. X7425. X1148. X7420 CROSS STEERING TUBE BALL ENDS. -------------------------- There are no drip plugs in the lubrication pipes to the cross steering tube… | ||
| 01-page138 | Front axle control for the 20 HP model, comparing it against the 40/50 HP and Phantom models. | ||
| View original record | X 7420 To Ds. from Hs/Rm. Hs/Rm2/AD12.11.29. 20 HP. FRONT AXLE CONTROL. X5420 With reference to Da2/M8.11.29, we do not think the 20 HP. has ever been so susceptible to loss of steering control… | ||
| 01-page139 | Tests on the 20 HP front axle, its effect on steering joggles, and future concerns for the 40/50 HP car. | ||
| View original record | X7420 To Da. From Hs/Rm. Hs/Rm2/AD21.11.29. X7420 X7420 20 HP. FRONT AXLE. We went to considerable trouble to prove that dropping the distance between the spring pads and the road had a bad effect on… | ||
| 01-page140 | The challenges of lowering the 20 HP car by altering the frame's front joggle. | ||
| View original record | Hs/Rm2/AD21.11.29. contd. -2- With reference to the 20 HP. we cannot quite see why the required lowering of the car cannot be obtained by altering the front joggle of the frame. We have only just got… | ||
| 01-page141 | Difficulties with Bijur lubrication of axles and recommending a new procedure. | ||
| View original record | To Da. From Hs/Tsn. c. to By. HS/Tsn.1/W.J.1.30. X7420 13806 x7420 x7360 x5420 x5358 BIJUR LUBRICATION OF AXLES. We have discovered that it is much harger than was originally thought to get a decent… | ||
| 01-page142 | Discussion document on improving the axle lubrication system using air-vessels and a one-shot chassis system. | ||
| View original record | -2- It would appear desirable to have the air-vessels which receive the oil, close up to the oil gun connection; in fact, so that the oil passes from the gun straight into the air vessel without… | ||
| 01-page143 | Instructions for lubricating axles with an oil gun, recommending a new page for existing instruction books. | ||
| View original record | BY/NW. From Hs/Tsn. Hs/Tsn. 2/W.1.1.30. INSTRUCTION BOOK - LUBRICATION OF AXLES: It is found that if the present Instruction Book remarks be followed literally, then insufficient oil will be supplied… | ||
| 01-page144 | Clearance issues for the Excelsior Damper on the Phantom II front axle. | ||
| View original record | X7420 By. From Da. C. Hs. Da7/GLL.3.30. EXCELSIOR DAMPER ON PHANTOM II. X.7420 X.832 Referring to N.Sch.3048 - Excelsior Damper on Front Axle. we see on further examination of the drawing that the… | ||
| 01-page145 | Recommendations for investigating Phantom II steering complaints, focusing on wheel balance, tyre pressures, and pivot lean. | ||
| View original record | To Hs. for Depot sheet. From HS/sm. c. to MK. c. to BY. X7440 Hs/sm.1/ML.15.5.30. X.401 X.7520 X.7810 X.7420 C.762S. X.7430 C.7425 PHANTOM 11 STEERING. We have investigated one or two cases of Phantom… | ||
| 01-page146 | Page detailing steering and suspension adjustments, including wheel toe-in, cross-steering tube poundage, and shock absorber issues. | ||
| View original record | -2- the measurement of pivot lean. (4) CROSS-STEERING TUBE. A very important feature in the functioning of the steering is the "toe-in" of the front wheels, or front wheel "gather" (Page 13 Steering… | ||
| 01-page147 | Instructions on checking shock absorber oil levels, tyre selection for steering issues, and testing the cross-steering tube load. | ||
| View original record | -3- It is possible that when the shock absorbers are filled, all the air is not excluded from the system and consequently as the car is driven about this air is expelled and the oil level falls.… | ||
| 01-page148 | Blueprint with handwritten notes on the specifications and adjustments for a cross-steering tube. | ||
| View original record | GAP HERE .005 TO .015 IF THIS GAP IS TOO GREAT WHEELS MAY TOE IN EXCESSIVELY A) PACKING WASHERS FITTED HERE TO INCREASE POUNDAGE STANDARD POUNDAGE REQUIRED TO TWIST THE CROSS STEERING TUBE BY MEANS OF… | ||
| 01-page149 | Standardisation of central oiling for front and rear chassis axles. | ||
| View original record | RR 785 (10M) (3-7-30) BM. C/2571. X7420. COMPLETED 3.10.30. STANDARDISATION of CHASSIS PARTS. Date 2.6.30. X No. 3806. Drawing No. 7350, 7420. Part No. OP.G78439& G77505. List No. 3060. Description of… | ||
| 01-page150 | Experiment to resolve a complaint about a failing metering tube for the Bijur oil supply on the front axle. | ||
| View original record | Hs/Rm. BY/TWD. X7420. BY11/G.12.11.30. FRONT AXLE. RECEIVED 12 NOV 1930 A further experiment was instructed by us to overcome a complaint made by Mr. Hancock with regard to the small tube which acts… | ||
| 01-page151 | Method for increasing front braking by lengthening the central lever of the front brake equaliser shaft. | ||
| View original record | X7420 By. from Hs/Rm. Da Hs/Rm.9/KT.14.10.32. X7360. With regard to the Increased Front Braking standardisation sheet of 3.10.32. This was obtained by lengthening the central lever G.77674 of the… | ||
| 01-page152 | Requesting an investigation into converting a Silver Ghost front axle to a roller bearing pivot system to test on a 20-EX chassis. | ||
| View original record | RHC. From Hs/Lid. X 4-20. Hs/Lid.2/MA.4.11.32. P.II STEERING. Will you please look into the possibilities of converting a Silver Ghost front axle to roller bearing pivots and ball thrust in a similar… | ||
| 01-page153 | Standardisation report for increasing the front axle braking percentage from 35% to 40%. | ||
| View original record | RR 755 (10M) (30405. 21-4-32) BM. S/6382/4. X7420 COMPLETED 21.11.32. STANDARDISATION of CHASSIS PARTS. Date 3.10.32. Description of Parts. INCREASED PERCENTAGE OF BRAKING ON THE FRONT AXLE FROM 35 to… | ||
| 01-page154 | Phantom II axle ratios, engine smoothness, and a proposal to test a new axle ratio on a trials car. | ||
| View original record | X7420 Rm To Hs/Rm. from Sg. Copy to Wor.E.Ex. [struck through]Bn.Cx.[/struck through] Phantom II Axle Ratios & Engine Smoothness. Sg12/E18.6.34 Thanks for Hs/Rm.6/KW.15.6.34. I am very much interested… | ||
| 01-page155 | Modifications to axle control and springs for fitting a Phantom front axle to a Spectre model. | ||
| View original record | To RHC. x7420 Hs/Rm.18/KW.14.2.35. Fitting Phantom Front Axle to the Spectre. You will remember at the last Spectre Conference it was decided to fit the Phantom front axle to the Spectre. In this… | ||
| 01-page156 | Stiffening of the upper roller bearing housings on the Phantom front axle pivot. | ||
| View original record | x701 To Er. from Da. c. Woff B. Hs. RMC. Hdy. Da.3/HP.25.4.35. Phantom Front Axle Pivot. With reference to stiffening the housings of the upper roller bearing on the Phantom pivot, we send herewith… | ||