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).
Specification document detailing revisions and replacement parts for a supercharger.
| Identifier | ExFiles\Box 54\4\ Scan145 | |
| Date | 30th April 1934 | |
| (2) RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} 8/AP.30.4.34. Previous Specification. Supercharger LOP.E.36187. (10-1 Ratio) Complete to the above LOP. less:- E.32248/1 and 9/1 Gear casings. Removed. Revised Specification. Supercharger LOP.E.36187 (10-1 Ratio) Complete to the above LOP.less Gearing fitted ex.A.M. Bond. ex.K.1003. The following modifications incorporated:- E.32815/1 Rotor modified to Hs. {Lord Ernest Hives - Chair} 1064. E.32247 Vane ring modified to Hs. {Lord Ernest Hives - Chair} 1065. E.36260 Rear half casing modified to Hs. {Lord Ernest Hives - Chair} 1066. The following replacement parts fitted ex.A.M. Bond ex.K.1003 engine. 3-E.33008 Slipper Gears. 36-E.33007 Segments 45°. 3-E.33009 Guide Plates. 3-E.33010 Guide Plates. Remaining parts to complete gearing are existing. existing vane ring studs and packing plate refitted as follows:- 1-Ea.Hs. {Lord Ernest Hives - Chair} 1087-8-9-90-2 Studs. 2-Hs. {Lord Ernest Hives - Chair} 1091 Studs. 1-V.1592 Packing.plate. RHC {R. H. Coverley - Production Engineer} /WSC. {W. S. Cassel} | ||