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).
Crank breakage, potentially caused by torsional vibration, and a request to rig up a testing apparatus.
| Identifier | ExFiles\Box 42\2\ Scan043 | |
| Date | 18th April 1918 guessed | |
| Contd. -3- R4/C14418. actually what the crank would stand, and whether any breakage was due to insufficient dimensions, or some secondary cause, such as torsional vibration. I should be glad if you would discuss this matter with Messrs. Wormald, Day and Hives, and see whether it is possible to rig up such an apparatus sufficiently quickly for it to be of some value. R.{Sir Henry Royce} | ||