Rolls-Royce Archives
| Identifier | Entry | ||
| 06-page01 | Complaints of noise and excessive end-play in front spring shackles on high-speed cars. | ||
| View original record | F. H. R&Co. (1914) T 28 (b) 7M. 7-20. 10.12.20 G. 1047 X433 [REDACTED] [REDACTED] c.c. to Mr. Hs. c.c. to Mr. P. X433 X262-8 EP9/15.4.21. Re END PLAY IN FRONT SPRING SHACKLES. We still continue to… | ||
| 06-page02 | Persistent issues with rear spring shackle lubrication and proposing the development of an improved system. | ||
| View original record | X433 BY. from EP. c. to Hs. c. to Da. c. to E. EP13/F10.5.21. X.2628 X.3898 SPRING SHACKLE LUBRICATION. X433 I again wish to bring forward for consideration the necessity of some improved method of… | ||
| 06-page03 | The difficulties of forcing grease through shackles and a recommendation for using a strong grease gun. | ||
| View original record | contd. -2- we are unable to force the grease through the shackles by the present lubricators, as although we can force home the lubricator cap we find that most of it leaks past the thread and any air… | ||
| 06-page04 | Agreeing with a suggestion to install hardened washers on front springs to reduce wear. | ||
| View original record | X433 To EY. from R. c. to CJ. c. to Hs. R11/G10.5.21. X.2628 RE FRONT SPRINGS. X.433 I quite agree with your suggestion of putting in hardened washers to see if they will reduce the wear on the front… | ||
| 06-page05 | Extract discussing end play limits and testing for spring shackles. | ||
| View original record | X.433 Extract from EP/Tmnl/Hl3.8.21. X.3719. 2. End Play in Spring shackles. Springfields limits now .005" and .005" bore. Tested this out on long run, no harm done and remains good. C10 does give… | ||
| 06-page06 | Inter-office correspondence concerning spring shackle rattles and an investigation into Belflex non-metallic shackles. | ||
| View original record | X433 INTER-OFFICE CORRESPONDENCE ROLLS-ROYCE OF AMERICA, INC SPRINGFIELD, MASS. Oy5 - G 9622 June 9, 1922 CONFIDENTIAL Dear Hives: Re: Spring Shackle Rattles Replying to yours Ha5/LG 11.5.22, on this… | ||
| 06-page07 | Alternative spring suspension and shackle designs to address lubrication and rattling issues. | ||
| View original record | Oy5 - G 9622 Sheet #2 This is one possibility. Another is to do away with shackles altogether and instead of half-elliptic or flat springs, to use a combination of a half-elliptic spring intermarried… | ||
| 06-page08 | Shackle lubrication methods, comparing different lubricators and proposing alternative schemes. | ||
| View original record | Oy5 - G 9622 Sheet #3 I haven't seen these, but imagine that our own Rimtec or Alomite lubricators or the new Saal oil gun, will more thoroughly force oil into the shackle pins than any device which… | ||
| 06-page09 | Lubrication scheme for various car parts using selector rods as pumps, and referencing a pending U.S. patent. | ||
| View original record | Oy6 - G 9622 Sheet #4 There is no need for an inlet valve to the pump, since the cap fills with oil by the vacuum produced in withdrawing the rod. In fact, we use for lubrication the old defect of… | ||
| 06-page10 | Sketch of a typical American adjustable spring shackle. | ||
| View original record | Typical American adjustable spring shackle 7/8" to 3/4" dia for passenger cars Oy June 7 | ||
| 06-page11 | Rough sketch comparing a Sheldon spring without shackles to Mack bus shackles. | ||
| View original record | Sheldon spring without shackles Mack bus shackles Rough scheme Grey June 7. | ||
| 06-page12 | Sketch of a Belflex shackle for the front and rear springs of a Willys-Knight experimental car. | ||
| View original record | Rocker carrying wt of car Belflex shackle on front of front & rear Springs. Willys-Knight expl car This is only approximate. The actual disposition of the rocker is not known. By Jun? | ||
| 06-page13 | Concerns over shackle and footbrake squeaks on 20 HP demonstration cars. | ||
| View original record | To Hs. from BJ. BJ16/H28.12.22. X 433. X.4259 X.433 20 HP. CARS. Will you kindly let me know what is your opinion and experience of shackle squeaks and footbrake squeaks on 20 HP. cars. It is… | ||
| 06-page14 | Letter from The Rubber Shock Insulator Company regarding their rubber shackle bolts and enclosing a blueprint. | ||
| View original record | X433 THE RUBBER SHOCK INSULATOR COMPANY, INC. 252 WEST 64TH STREET NEW YORK [Left blue box text] The Rubber Shackle -- Total absence of oil Total absence of squeak Total absence of rattle Total… | ||
| 06-page15 | The distribution of a document and photographs concerning rubber shackles. | ||
| View original record | X433 To W. from BJ. c. to EP. c. to Hs. BJ/Py16/D12.6.23. Re: Rubber Shackles. --------------------- I attach hereto copy of Oyl-W-6123 of June the 1st, together with the photographs referred to. hark… | ||
| 06-page16 | Letter detailing the performance of rubber shackles fitted to a Hupmobile car. | ||
| View original record | Oyl-E-8123 June 1, 1925. Mr. Claude Johnson, Rolls-Royce, Limited, London, England. Copy for attention of Mr. Royce Mr. Platford Mr. Hives Dear Sir: Re Rubber Shackles We send herewith for the… | ||
| 06-page17 | The design and performance of rubber shackles for vehicle suspension systems. | ||
| View original record | Cyl-W-6125 -2- shackle rusted up or set up too stiffly. I think this is due to the rear spring blocks being unduly large and gripping the end of the spring, like vice-jaws, and I noticed, in visiting… | ||
| 06-page18 | Spring experiments on 20 HP and 40/50 models and requesting permission to submit prints to makers. | ||
| View original record | -3- for experiment on the 20 H.P., and also perhaps on the front spring and front of rear spring on the 40/50. If we may have Mr. Royce's permission and prints of the 20 H.P. frame and springs, we… | ||
| 06-page20 | Photograph showing the rear three-quarter view of a vintage saloon car on a ramp. | ||
| View original record | ", | ||
| 06-page21 | Rubber shackles, forwarding a copy of a document received from Springfield. | ||
| View original record | To H. from RJ. Copies to Mr. Hs. Hs. Re Rubber Shackles. BJ/Py21/M10.8.23. We attach a copy of Oy8/W73123 of July 31st, which has been received from Springfield this morning. BJ/Py. | ||
| 06-page22 | Letter detailing the contents of two parcels containing blueprints and photographs regarding rubber shackles. | ||
| View original record | OyB-W-75123 July 21, 1925. Mr. Claude Johnson, Rolls-Royce, Limited, London, England. (Copy for attention of Mr. Royce Mr. Platford) Mr. Hives Mr. Day Dear Sir: Re. Rubber Shackles In reply to recent… | ||
| 06-page23 | The function of rubber blocks in a suspension system and the potential cost of an experiment. | ||
| View original record | -2- of the blocks being rivetted to the spring plates. The shortening of the spring in bending is taken by distortion of the rear rubber blocks, in the case of front springs or Hotchkiss drive, or by… | ||
| 06-page24 | From B.J. to H. attaching a letter received from Springfield regarding shackles. | ||
| View original record | To H. from BJ c. to EP. Hs: X.433 BJ23/H20.8.23. RE. SHACKLES. X.3900 X.433 I attach a copy of a letter received from Springfield this morning (OY7/W8823). B.J. copy of OY's memo. in X.3900 | ||
| 06-page25 | Letter from F.W. Taylor requesting an interview with Mr. Royce and enclosing a letter of introduction from the International Motor Company. | ||
| View original record | 1433 6, Avondale Road, Sefton Park, Liverpool. 26.9.20. Dear Sir, I am enclosing a copy of a letter I have from Mr. Marceny of the International Motor Company of New York, which introduces me to Mr.… | ||
| 06-page26 | Letter of introduction for a young engineering student returning to England with samples of rubber shackles. | ||
| View original record | Letter addressed to Mr Henry Royce Esq, Rolls Royce Ltd. in London S.W. Dear Mr. Royce: This will introduce to you Mr. Kent Taylor who is a young English engineering student. He has been in New York… | ||
| 06-page27 | Letter regarding the receipt of rubber shackle samples and information from R-R (America) Inc. | ||
| View original record | V433 He5/LG. 1st. Oct. 1923. F. W. Taylor, Esq., 6, Avondale Rd., Sefton Park, Liverpool. V433 Dear Sir, We thank you for your letter of the 26th.ult. We have already received samples of the rubber… | ||
| 06-page28 | Standardisation of a rear spring shackle to provide more wearing surface. | ||
| View original record | R.R. 788 (1000) (FAL 72 10-7-23) MP 274889. X433 Completed 18/10/23 STANDARDISATION of CHASSIS PARTS Date 26.9.23. Description of Part: REAR SPRING SHACKLE. Origin: To provide more wearing surface.… | ||
| 06-page29 | Communication regarding a lost Mackenzie's change speed fan drive and the status of spring shackles. | ||
| View original record | Ws. Paris from Hs. X433 X1509 +433 Hs1/LGS.2.24. I wish to apologise for not having replied to your many notes. The fact is, we had lost Mackenzie's change speed fan drive and it has taken us this… | ||
| 06-page30 | Fan drive experiment proposal and the decision against testing spring shackles. | ||
| View original record | P/W Hs. X433 V1589 Wa.5/Go.14.2.24 Many thanks for your memo HsI/LG.9.2.24. I am much obliged to you for your proposal to experiment with Mackenzie's change speed fan drive. I note what you say with… | ||
| 06-page31 | Acquiring and testing American-designed rubber shackles for the 40/50 car. | ||
| View original record | X.433 To HS. from DA. DA2/IS.G. 24. RE. RUBBER SHACKLES. X.433. As I think you know America have schemed a system of fitting rubber shackles to the 40/50 car, including the necessary brackets etc. We… | ||
| 06-page32 | Chasing a promised set of Rubber Shackle parts for the 40/50 HP model. | ||
| View original record | To OY. from Hs. X433 Hs12/LGS.6.24. RE. RUBBER SHACKLES. We attach herewith a copy of a note we have received from Du. ref. DA2/MS.6.24. You will remember you promised to send us a set of Rubber… | ||
| 06-page33 | Calculations for front spring stiffness, considering factors like encastrement and shackle inclination. | ||
| View original record | To Hs. from R. c. to BJ. BY. c. to DA. CY. X433 R2/M9.6.26. FRONT SPRING STIFFNESS. X.8410 X.433 Referring to your tests on the above, in our original spring calculations we allow for a certain… | ||
| 06-page34 | Letter from the American branch to the UK discussing Belflex shackles and their potential to eliminate front-end shimmy. | ||
| View original record | ROLLS-ROYCE OF AMERICA, INC. SPRINGFIELD, MASS. X433 Oy7-E-42826 April 28th, 1928 Mr. E. W. Hives, Rolls-Royce, Ltd., Derby, England. Re Belflex shackle Dear Hives: Here is the latest sheet from the… | ||
| 06-page35 | Letter from Maurice Olley to E. W. Hives regarding rubber mountings in American automotive practice. | ||
| View original record | ROLLS-ROYCE OF AMERICA, INC. SPRINGFIELD, MASS. [Handwritten Note]: X 433 Oy1-E-71426 July 14th, 1926 Mr. E. W. Hives, Rolls-Royce, Ltd., Derby, England. Re Notes on Current American Practice. Rubber… | ||
| 06-page36 | Article from 'Automotive Industries' detailing the design and features of a new Mack gas-electric bus. | ||
| View original record | Automotive Industries April 22, 1926 Mack Departs from Usual Practice in Gas-Electric Design Uses single motor drive and retains standard rear axle and differential gear. Two chassis sizes in… | ||
| 06-page37 | Patent for improvements in motor vehicle road spring attachments. | ||
| View original record | To Hs. from E. c.c. to BJ. DA. 4433 E4/10.6.27. RE. IMPROVEMENTS IN THE ATTACHMENT OF MOTOR VEHICLE ROAD SPRINGS. X. 8410 X. 433 We have had submitted to us patent No.32913/25 belonging to a Mr.… | ||
| 06-page38 | Patented arrangement by Springfield, its similarity to an Australian suggestion, and plans to test shackles on experimental cars. | ||
| View original record | To E. from Hs/Sa. c. to BJ. DA. c. to HY. -------------- Y433 Hs/Sal/LR:18.6.27. -------------- With reference to E4/MNO.6.27. In April this year, Mr. Bailey wrote to the Australian patentee of this… | ||
| 06-page39 | Letter to Mr. Douglas Robertson in Australia declining his submitted design for a spring shackle due to a pre-existing patent and similar internal development. | ||
| View original record | COPY. c. to Mailing Dept. c. to W/S. Whr. c. to BY/RW. April 13th. 1927. Wednesday. BY14/H. 12.4.27. Mr. Douglas Robertson, "Ockley", (Box 23), NURIOOTPA, South Australia. Dear Sir, SPECIAL DESIGN OF… | ||
| 06-page40 | Drawing of a front spring shackle assembly, including the front horn and shackle components. | ||
| View original record | XA6474 SEE ALSO THE FOLLOWING OPERATION DRAWINGS FRONT HORN XA6479 R.H. XA6480 L.H. SHACKLE XA6484 R.H. XA6485 L.H. XA6483 XA6481 LUB. XA6481 BUSH SHRUNK IN WITH HOT OIL METHOD VICKERS R.H. USTERN… | ||
| 06-page41 | Querying a potential clerical error regarding a date, with a handwritten annotation confirming the correct year. | ||
| View original record | To Hs. from BY. Copy to F.... Hs X433 BJ11/E14/6/27 Referring to your Hs/Rmd/LG13/6/27 I enclose herewith copy of letter sent to-day to Mr.Claremont. Is it correct in BY's letter sent under cover of… | ||
| 06-page42 | Letter from B. Johnson to Mr. Claremont enclosing a copy of a letter and a memorandum from other parties. | ||
| View original record | BJ7/E14/6/27 14th June 1927 Dear Mr.Claremont, With reference to Mr.Elliott's letter to you of the 11th June, I enclose copy of a letter addressed by Mr.Bailey to Mr.Douglas Robertson of the 13th… | ||
| 06-page43 | Requesting a correction of a date from 1927 to 1917 in a letter to Mr. Douglas Robertson. | ||
| View original record | X433 To BJ. from Hs. c. to E. DA Hs4/LM15.6.27. With reference to BJ11/E14.6.27. asking whether it was correct in EY's letter sent under cover of our memorandum Hs/Anl/LM3.6.27 to quote the date as… | ||
| 06-page44 | Inquiry to Delaunay-Belleville Motors regarding their spring-loaded shackle to cure steering road shocks. | ||
| View original record | 8433. Expl. Dept. Hs/Les.6/KT. 8th May, 1931. Delaunay-Bellivile Motors Ltd., 115-123, Carlton Vale, Maida Vale, London. N.W.6. Dear Sirs, We are interested in the claims made, to cure steering road… | ||
| 06-page45 | Letter to Delaunay-Bellville Motors Ltd. regarding a spring loaded shackle to cure steering road shocks. | ||
| View original record | XJ 33. Hs/RM/AD. 9th May, 1931. Messrs. Delaunay-Bellville Motors Ltd. 115-123, Carlton Vale, Maida Vale, London, N.W.6. Dear Sirs, We are interested in the claims made to cure steering road shocks… | ||
| 06-page46 | Letter from Delaunay Belleville Motors Ltd. regarding a patented spring-loaded shackle to prevent 'shimmy'. | ||
| View original record | X433 FIRE-WHILE EVERY PRECAUTION IS TAKEN AGAINST FIRE, WE DO NOT HOLD OURSELVES RESPONSIBLE FOR ANY CAR OR PART THEREOF ENTRUSTED TO OUR CARE, UNLESS INSTRUCTED TO INSURE SAME. CUSTOMERS' CARS ARE… | ||
| 06-page47 | Follow-up letter to Delaunay Belleville Motors chasing for information from their French counterpart. | ||
| View original record | K433 Expl. Dept. Hs/Rm.14/KT. 21st May, 1931. Messrs. Delaunay Belleville Motors, Ltd., 115-123, Carlton Vale, Maida Vale, London, N.W.6. Dear Sir, With further reference to our letter of May 9th, we… | ||
| 06-page48 | Letter regarding Delco Shock Absorbers, shimmy shackles, and synchro-mesh gearboxes. | ||
| View original record | 433. To R. From Hs. c. to Sg. Wcr. c. to P. Dm. c. to By. Hs.4/WJ.21.5.31. We attach herewith copy of a letter we have received from Cy., in reply to a letter which we sent him giving a report on the… | ||
| 06-page49 | Letter from Cadillac Motor Car Company regarding testing and development of shock absorbers. | ||
| View original record | COPY. CADILLAC MOTOR CAR COMPANY. DETROIT, MICHIGAN. Experimental Dept. Rolls-Royce Ltd. Derby, England. May 12th, 1931. Att. Messrs. Hives and Robotham. Dear Hives and Robotham, Thank you for your… | ||
| 06-page50 | Technical comparison of synchro mesh gearboxes and steering systems from Buick and other American manufacturers. | ||
| View original record | -2- Synchro Mesh Gear Box. The Buick scheme we all agree is good and simple. It achieves a very high standard of consistency in the production line. Our scheme being partly on the box and partly on… | ||
| 06-page51 | Vehicle dynamics, including shimmy, frame stiffness, and vibration frequencies. | ||
| View original record | -3- The shimmy shackle does more than the side steering tube springs in permitting the axle to walk to and fro and lowering the frequency of wobble, at the same time dissipating energy in tyre… | ||
| 06-page52 | Analysis of vehicle chassis dynamics, frame stiffness, and the effects of damping. | ||
| View original record | -4- This we drive with a flexible shaft from a variable speed motor. We can fasten it either to the wheel spindles or to the frame in any desired location. It shows up a number of things such as :-… | ||
| 06-page53 | Request to produce a modified flexible spring shackle for comparative testing on a 25-EX vehicle. | ||
| View original record | To R&C. From Hs/Lid. Hs/Lid.3/RT.15.6.31. 8433 FLEXIBLE SPRING SHACKLE. Will you please produce, for tests on 25-EX, a flexible spring shackle as Hs.313, but handed to suit the L.H. steering. In order… | ||
| 06-page54 | Request for a catalogue and sample of oil-less bushes for the Peregrine project, specifying the 'silent bloc' type. | ||
| View original record | HS. BY. ) FROM OL/WV. K4 33 WJD/E/2/16.12.31. V433 COPY to - SG. OIL-LESS BUSHES. In view of R's suggestion that we use oil-less bushes for the spring shackles, and at other suitable places, to avoid… | ||
| 06-page55 | Outlining two schemes for oil-less bushes, one using bronze with graphite and the other using solid rubber shackles. | ||
| View original record | X433. HS. BY/Cgh.10/G.14.12.31. OIL-LESS BUSHES. -------------- With reference to DA/EV.3/M.9.12.31. there are two schemes viz :- (1) Oil-less bushes which are made of bronze and provided with grooves… | ||
| 06-page56 | The suitability of oil-less bushes for heavy loads, with reference to the 'Silent bloc' scheme used by Delage. | ||
| View original record | X 35. c. Hs. BY/Cgh.7/G.23.12.31. OIL-LESS BUSHES. ---------- With further reference to DA.2/M.16.12.31. oil-less bushes are not suitable for carrying heavy loads or where the movements are… | ||
| 06-page57 | Decision to permanently fit flexible spring shackles based on trials and a request to prepare three more sets. | ||
| View original record | 8433 RHC. From Hs/Lid. Hs/Lid.1/MA.4. 3. 32. FLEXIBLE SPRING SHACKLES. (N.Sch.3033) It has been decided that the flexible spring shackle fitted to 60.JS is to remain permanently. Will you please… | ||
| 06-page58 | Fitting of a spring shackle for steering joggles on models P.2, J.3, & J.1. | ||
| View original record | HS. E. } FROM R. DA. BY. } (At Le Canadel.) X433 R3/W5.73.32. Sent from W.W. 7.3.32. Copy to - SG. WDR. X.457 X.433 STEERING JOGGLES - P.2., J.3., & J.1. It would seem quite definitely settled that a… | ||
| 06-page59 | Experiments on exhaust silencers, steering modifications, and flexible shackle suspension. | ||
| View original record | HS/RM. ) FROM R. S. DR: ) (AT Le Canadel.) X 433 R4/WD/24.32. Sent from HS. 14.4.32. C. to BG. ON. BY. FN. X 7230 X 3230 X 7430 X 3430 CAR WORK. X 433 INTAKE & EXHAUST SILENCERS. Now that HS/RM. has… | ||
| 06-page60 | Proposal and discussion regarding a spring-controlled rear shackle for front springs on the P.2 model. | ||
| View original record | X433 R. FROM DA. C. to SG. HS. E. DAL/M.15.4.32. X.433 X.7410 P. 2. SPRING CONTROLLED REAR SHACKLE FOR FRONT SPRINGS. Enclosed is a rprint of N.sch.3452 - proposed flexible rear shackle for front… | ||
| 06-page61 | Alternative design suggestions for a spring-controlled rear shackle for front springs. | ||
| View original record | E. BY. } FROM DA. DA2/115.4.32. X.433 X.5410 C. to SG. HS. J. 3. - SPRING CONTROLLED REAR SHACKLE FOR FRONT SPRINGS. Herewith are N.schemes 3453/54, alternative suggestions for the flexible shackle on… | ||
| 06-page62 | Drawbacks in the design of a spring cantilever rear shackle for the 10 HP Royce car. | ||
| View original record | X433 X5410 BY. Mr. R. C. S. H. E.P/ME. 22.4.32. R.C.H.I. Spring Cantilever Rear Shackle for Front Springs. ------------------------------------------ The two drawings, nos. G453 and G454 which have… | ||
| 06-page63 | Fitting of a flexible shackle to car 24-EX. | ||
| View original record | 8433. To G. W. Hancock, Hotel de France, Chateauroux, Indre, FRANCE. From Hs/Lid. Hs/Lid.9/MA.28.4.32. FLEXIBLE SHACKLE. We have sent out a flexible shackle to 'Hbn' to be fitted to 24-EX. It is… | ||
| 06-page64 | Fitting of a flexible spring shackle to car 24-EX. | ||
| View original record | Hm. (Sevres) From Hs/Lid. 8433 Hs/Lid.7/MA. 28.4.32. 24-EX. X4013 We are sending you out a flexibel spring shackle (N.Sch.3033) for fitting to 24-EX. As regards the fitting up on the car if you… | ||
| 06-page65 | Standardisation report for a 40/50 HP Shimmy Shackle designed to reduce road shocks. | ||
| View original record | COMPLETED 14.10.32. STANDARDISATION of CHASSIS PARTS. Description of Parts. SHIMMY SHACKLE. 40/50 HP. Origin. To reduce road shocks. Experimental Test Report. Fitted with springs having 7,600 lbs/I"… | ||
| 06-page66 | Introduction of a new part to a chassis for testing, including costs and dates. | ||
| View original record | The number of the first chassis on which the new part will be fitted.... 139 in N.2. Date when chassis will be handed to test............................... Sept.3rd.1932. Cost of scrapped material,… | ||
| 06-page67 | Instruction to replace the No.2 bijur with a No.3 to fix failing lubrication on rear road springs. | ||
| View original record | 8433. BY. from Hs/GWH. Hs/GWH.10/KT.10.1.33. Re. LUBRICATION OF REAR ROAD SPRINGS. We find that the lubrication of the rear road springs is continually failing through shortage of oil due to the… | ||