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 a supplier regarding stress specifications for springs and requesting a drawing.
| Identifier | ExFiles\Box 106\1\ scan0379 | |
| Date | 5th November 1935 | |
| 4546 Exptl. Dept. Hs{Lord Ernest Hives - Chair}/Les.30/KW. 5th November, 1935. Messrs. Thos. Firth & John Brown Ltd., Spring Dept., Tinsley, Sheffield. For the attention of Mr. Porter. Dear Sirs, Thank you for your letter of the 4th inst. We suggest that the stress on maximum bump should not exceed 45 tons per square inch. The top leaf being kept as thick as possible. As we are now very interested in this type of spring, will you please let us have a drawing of your suggested springs, giving stresses etc., as soon as possible. Yours faithfully, FOR ROLLS-ROYCE LIMITED. | ||