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).
Modification for the Goshawk 11 engine's fan, driven from the dynamo drive, to reduce gear noise.
| Identifier | ExFiles\Box 75\3\ scan0191 | |
| Date | 7th December 1922 | |
| To BY.{R.W. Bailey - Chief Engineer} from E.{Mr Elliott - Chief Engineer} c. to CJ. c. to Wor.{Arthur Wormald - General Works Manager} c. to Hs.{Lord Ernest Hives - Chair} c. to EP.{G. Eric Platford - Chief Quality Engineer} X4237. E1/M7.12.22. X.4237. GOSHAWK 11. FAN DRIVEN FROM DYNAMO DRIVE. We send you herewith drawing No.LeC.1654 and 1655 shewing the above. The design is applicable to an existing engine and should be tried as soon as possible, to see if any benefit results as regards making the engine gears more silent running slowly. With this modification it is essential to use the spring mounted fan and drawing No.LeC.1655 shews the spring mounting suitable arrange for the changed angle of the fan belt. E.{Mr Elliott - Chief Engineer} | ||