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).
Providing blueprints for a deepened key and rivet for a rationalised gearbox's 1st and 3rd motion shaft.
| Identifier | ExFiles\Box 136\2\ scan0310 | |
| Date | 25th January 1941 | |
| To Rm.{William Robotham - Chief Engineer} from Rm{William Robotham - Chief Engineer}/HH. c. to Rm{William Robotham - Chief Engineer}/Wym.{G. Harold Whyman - Experimental Manager} 1153 Rm{William Robotham - Chief Engineer}/HH.1/SW.25.1.41. Rationalised Gearbox. Sec.6040 - 1st & 3rd Motion Shaft. In accordance with PL.389. Please receive herewith two blueprints of the following details :- RG.{Mr Rowledge}2138 Key - 3rd & 4th Sliding Piece 2 Off RG.{Mr Rowledge}2139 Rivet " " " " 2 " This is the deepened key to prevent wear on corner, for the gearbox without 3rd & 4th anti-rattle. ------------------- Rm{William Robotham - Chief Engineer}/HH. | ||