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 Associated Transmissions Limited regarding a design for Humphrey-Sandberg clutches in a silent third gearbox.
| Identifier | ExFiles\Box 128\2\ scan0107 | |
| Date | 5th October 1931 | |
| X2200 Telephone: SLOANE 6217, 6218, 6219. Home Telegraphic Address: "SANDBERG, SOWEST, LONDON" Telegrams from abroad: "SANDBERG, LONDON" ASSOCIATED TRANSMISSIONS LIMITED. (PROPRIETORS OF HUMFREY-SANDBERG & GEARLESS TRANSMISSION PATENTS) DIRECTORS: J.{Mr Johnson W.M.} B. E.{Mr Elliott - Chief Engineer} DAHLERUS (SWEDISH) CHAIRMAN. W. N. DUFF, M.I.N.A., A.M.I.C.E. S. R.{Sir Henry Royce} HOGG, F.C.A. J.{Mr Johnson W.M.} C. W. HUMFREY, O.B.E. COL. THE MASTER OF SEMPILL, A.F.C., A.F.R.Ae.S. SECRETARY: E.{Mr Elliott - Chief Engineer} S. ORMSBY, M.I.Mech.E. 40, Grosvenor Gardens, London, S.W.1. 5th October 1931. Messrs. Rolls-Royce Ltd., Derby. For attention of Mr. Hives. Dear Sirs, Some months ago we had the pleasure of submitting to you a design for the application of Humfrey-Sandberg Clutches in a silent third gearbox. We shall be very glad to know whether you would care to go ahead with this experiment or any other application of the device, to your cars. Yours faithfully, For ASSOCIATED TRANSMISSIONS LTD. [Signature of J.C.W. Humfrey] Director. JOWH/NCB. | ||