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).
Insulation material alternatives for the Goshawk LL engine starting switch.
| Identifier | ExFiles\Box 39\3\ Scan106 | |
| Date | 10th June 1921 | |
| x.3573 E1/G10.6.21. To DA.{Bernard Day - Chassis Design} from E.{Mr Elliott - Chief Engineer} c. to CJ. c. to Wor.{Arthur Wormald - General Works Manager} c. to By.{R.W. Bailey - Chief Engineer} c. to Hs.{Lord Ernest Hives - Chair} c. to EFC. X. 3915 - RE "GOSHAWK LL" ENGINE STARTING SWITCH. 3513. We send you herewith drawing LeC.1404 shewing the above. The drawing shews mica insulation in placed where the contact depends upon the pressure of the insulation. Mr. Royce thinks that Bakelite Micarta could also be tried in these places as an alternative. E.{Mr Elliott - Chief Engineer} | ||