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 to Rudge Whitworth Ltd. detailing the maximum positive acceleration of a Bentley camshaft.
| Identifier | ExFiles\Box 85\3\ scan0023 | |
| Date | 24th May 1934 | |
| X 207 Exptl. Dept. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}11/KW. 24th May, 1934. G.L. Hack, Esq., Research Laboratory, Messrs. Rudge Whitworth Ltd., COVENTRY. Dear Mr. Hack, Further to our letter of the 19th inst. attached. The maximum positive acceleration of our Bentley Camshaft is 14,800 ft. per sec. at 4500 R.P.M. Owing to the lever ratio of the rocker arm this is increased to 18,200 ft.per.sec. on the valve at the same engine speed. Yours sincerely, FOR ROLLS-ROYCE LIMITED. | ||