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).
The parts for a silent starter gear actuator coil and requesting a prototype be made.
| Identifier | ExFiles\Box 64\3\ scan0143 | |
| Date | 26th March 1924 | |
| x9650 To-EFC C. EFC. BY/RD4/ML26.3.24. X.9650 - SILENT STARTER GEAR. ACTUATOR COIL. Please receive herewith 1 blueprint of the following parts detailed from LEC.1852. - D.70481 - Actuating Coil. D.70482 - Insulating Washer. D.70483 - Split Insulating Washer. D.70484 - Bobbin. D.70485 - Cable Insulation. D.70486 - Cable Insulation. D.70517 - End Plate for Coil. We have issued these to enable you to get one coil made for EFC. to try out, before we are able to do the other details. You will notice that we have put as many turns as possible on this coil, i.e. 243 of the same size wire as used on the Starter Motor Teaser Winding. We do not shew any Terminals on our coil drawing D.70481, but about 2" should be left for making the connections. We now await your information about this coil before continuing this switch. BY/RD. | ||