From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Letter from Armstrong's Patents Co. Ltd. regarding the selection of a suitable valve for shock absorbers.
| Identifier | ExFiles\Box 152\2\ scan0161 | |
| Date | 18th August 1939 | |
| 1293 PATENTEES AND MANUFACTURERS OF THE "ARMSTRONG" SHOCK ABSORBER, ETC. ETC. The ARMSTRONG'S PATENTS Co. Ltd. EASTGATE BEVERLEY YORKS. DIRECTORS MAJOR MACINDOE, M.C. CHAIRMAN GORDON ARMSTRONG, A.M.I.A.E. F.INST.PAT. } JOINT MANAGING DIRECTORS GEO. R.{Sir Henry Royce} JOHNSTONE. R.{Sir Henry Royce} R.{Sir Henry Royce} LEGGOTT ALL COMMUNICATIONS TO BE ADDRESSED TO THE COMPANY AND NOT TO INDIVIDUALS TELE { PHONES: BEVERLEY 410 AND 411 GRAMS: ARMSTRONG PATENTS OUR REF. GA.VS.{J. Vickers}9 YOUR REF. Rm{William Robotham - Chief Engineer}/AFM{Anthony F. Martindale}/1.MH{M. Huckerby} Experimental Dept. DATE 18th. August 1939 Rolls-Royce Ltd. DERBY. Dear Sirs, In reply to your letter of the 17th. instant, we quite understand that you wish to find the best valve gear for the dampers, and you can rest assured that we have no objection to making you shock absorbers with either the Oyston valve, or any other that you find gives the best results for your needs. When you have satisfied yourselves about the efficiency or otherwise of this valve, we shall be pleased to go into the matter with you. Yours faithfully, ARMSTRONG'S PATENTS CO. LTD. Gordon Armstrong | ||