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).
Stress tests conducted on three old, second-hand steering pivots.
| Identifier | ExFiles\Box 2\B002_X168\ 00000001-page116 | |
| Date | 8th June 1910 | |
| From Exp. Dept. Copies for: Mr Johnson. Mr Royce. Mr Spinney. Mr Hadin. Ser/Hy{Tom Haldenby - Plant Engineer}9/L5613. June 8th. 1910. Report on tests of Steering Pivots 0.406 - 2.165 Three of these old worker type pivots were broken and the length of life is given below. All three were second hand and had been removed from cars. None showed signs of cracks however when the tests were commenced. The stress was reversed 750 times per minute. No.1 lasted 25 minutes. No.2 lasted 30 minutes. No.3 lasted 10 minutes. W J Halbach | ||