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).
Modifications to the Wraith III pedals to eliminate vibration.
| Identifier | ExFiles\Box 147\5\ scan0249 | |
| Date | 14th December 1937 | |
| Rm{William Robotham - Chief Engineer}/Wmm c. Rm.{William Robotham - Chief Engineer} 633 BY/Ald.{F. Allwood - Experimental Design}8/G.14.12.37. WRAITH 111. PEDALS. Herewith three prints each of the following :- S.CD.231 Modification to Clutch Operating Levers. 1 off. Ex.S.328 Clutch Operating Lever (External) 1 off. Ex.S.329 Clutch Pedal Lever. 1 off. Ex.S.330 Push Rod - Clutch Operating. 1 off. The above scheme and details show the changes necessary to bring the clutch operating push rod parallel to the axis of oscillation of the engine and so eliminate vibration of the pedal plate. Ald{F. Allwood - Experimental Design} BY/Ald.{F. Allwood - Experimental Design} | ||