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 and parts required for the Bentley III car heater and de-froster.
| Identifier | ExFiles\Box 137\2\ scan0035 | |
| Date | 14th February 1938 | |
| 200b. 1158. STD Wth Rm{William Robotham - Chief Engineer}/STD To HPS.{Horace Percy Smith - Experimental Factory Mgr} c. BY.{R.W. Bailey - Chief Engineer} c. RHC{R. H. Coverley - Production Engineer}/CAN. c. Rm{William Robotham - Chief Engineer}/Std. c. BY/HEB.{H. Biraben} BY/RD.10/B.14.2.38. Car Heater and De-Froster : Bentley III. Please receive herewith blueprints of the new details for the car heater to the modified design in accordance with Rm{William Robotham - Chief Engineer}/Std's request. (1) The spindle and cones are now hardened and ground. (2) The front cone is definitely registered off the spindle. The following are the parts required to make a complete new "centre" :- D.76213. Spindle. 1 off. Replacing D.76166. D.76214. Cone. 1 off. " D.76167. D.76215. Cone Nut. 1 off. New Piece. D.76216. Outer Race. 1 off. Replacing D.76165. D.76168. Ferrule. 1 off. D.76169. Adaptor. 1 off. D.76170. Flex. Drive. 1 off. D.76187. Packing Washer. 2 off. D.76188. Bearing Support. 2 off. .125 dia. Balls. (Ball Race). 18 off. One set of blueprints herewith to RHC{R. H. Coverley - Production Engineer}/CAN. This completes the modifications for the car heater. BY/RD. | ||