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).
100-hour test on a servo worm wheel from a Bentley Dynamometer Chassis, noting pitting on the gear teeth.
| Identifier | ExFiles\Box 87\5\ scan0090 | |
| Date | 29th September 1938 | |
| 241. To BY.{R.W. Bailey - Chief Engineer} from HPS{Horace Percy Smith - Experimental Factory Mgr}/LK.{L. King} c. Da.{Bernard Day - Chassis Design} c. Rm.{William Robotham - Chief Engineer} c. Rm{William Robotham - Chief Engineer}/AFM.{Anthony F. Martindale} HPS{Horace Percy Smith - Experimental Factory Mgr}/LK.{L. King}1/VS.{J. Vickers}29.9.38. BENTLEY DYNAMOMETER CHASSIS. We attach hereto for reference photograph of servo worm wheel Ex.29872, produced in R.R.56 material, after completing 100 hours' test on the above chassis - note "pitting" on the face of the gear teeth. HPS{Horace Percy Smith - Experimental Factory Mgr}/L. King. | ||