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).
Technical drawing illustrating wear patterns on a tower bearing assembly under load.
| Identifier | ExFiles\Box 3\6\ 06-page033 | |
| Date | 13th September 1933 guessed | |
| LOOKING INTO TOWER BEARING FROM UNDERNEATH. THE DARK LINE SHOWS WHERE A RIDGE HAS BEEN WORN INTO THE METAL. LOAD THE LOAD OF THE CONTACT BLADE & THE ACTION OF THE CAM TRIES TO TILT THE TOWER OVER. ON THE INSIDE OF BORE, A RIDGE HAS BEEN WORN ON THIS SIDE. | ||