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 the Hermetic Rubber Co Ltd concerning the results of tests on flexible fabric couplings.
| Identifier | ExFiles\Box 5\5\ 05-page46 | |
| Date | 17th October 1931 | |
| Telegrams: 'HERMETIC, BIRMINGHAM' CONTRACTORS TO H.{Arthur M. Hanbury - Head Complaints} M.{Mr Moon / Mr Moore} GOVERNMENT Telephone EDGBASTON 2342 HERMETIC RUBBER Co Ltd FORMERLY THE SELF-SEALING RUBBER CO LTD. ESTABLISHED 1895 PATENTEES & MANUFACTURERS OF 'HERMETIC' TYRES & RUBBER GOODS AND 'HERMETIC' FLEXIBLE FABRIC COUPLINGS 'Hermetic' Works, RYLAND STREET, BIRMINGHAM, October 17th., 1931. Messrs. Rolls-Royce Ltd., DERBY. Your ref. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}3/AD. Dear Sirs, We are very interested indeed to receive your favour of the 5th instant relative to the tests you have made on the eight Couplings which we submitted to you some time ago. As you very kindly agreed, in the event of our not charging these up to you, to test them thoroughly out we included four Couplings which we did not for one moment think would be of very great service, so that we do not wish you to condemn these as the results obtained have simply borne out what we expected. The two Couplings which have given you marked service and which you have passed OK were made of the finest ingredients possible. From the marks upon same we know exactly what they are, the degree of vulcanization, ingredients and the like, and while of course we cannot give you any mileage guarantee we can and will promise you consistency and any orders you may intrust to us will be executed in strict accordance with the two Couplings which [Stamp: RECEIVED C.E. DEPT 20 OCT 1931] [Sticker: MOTOR EXHIBITION Oct 15-24 '31 OLYMPIA OUR STAND No. 296 Gallery] | ||