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).
Diagram illustrating the distortion of Flexi-Lubri Covers and the reinforcement required to prevent it.
| Identifier | ExFiles\Box 140\3\ scan0022 | |
| Date | 28th September 1927 guessed | |
| FLEXI-LUBRI COVERS. Case also distorted at these points when angular movement takes place between tube and lever. Twisting load distorts case at these points. REINFORCEMENT REQUIRED TO PREVENT DISTORTION OF JOINT BY TORSIONAL STRAIN. | ||