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).
Requesting the production of a camshaft with specific design parameters.
| Identifier | ExFiles\Box 98\5\ scan0024 | |
| Date | 21th June 1938 | |
| 407 To HPS.{Horace Percy Smith - Experimental Factory Mgr} from Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} c. Rm{William Robotham - Chief Engineer}/IMW.{Ivan M. Waller - Head of Chateauroux} c. Rm{William Robotham - Chief Engineer}/FD.{Frank Dodd - Bodies} Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell}7/MH.{M. Huckerby}21.6.38. CAMSHAFTS ( B.III.) Will you please produce a camshaft as follows. Exhaust form to ECD.681. Inlet form to ECD.682. Exhaust cam to lead its respective inlet by 112.5º, otherwise constructional details to EB.3466. ECD.673 shows the valve lift and timing diagrams of this shaft. The above has not been detailed yet on account of the urgency of the I/C engine B.60, but there is complete information on the above drawings to produce this shaft. Rm{William Robotham - Chief Engineer}/Swdl.{Len H. Swindell} | ||