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).
Blueprints for an improved water pump thrust arrangement for the Wraith III.
| Identifier | ExFiles\Box 149a\1\ scan0280 | |
| Date | 5th September 1938 | |
| Mr S. c. Rm.{William Robotham - Chief Engineer} c. Rm{William Robotham - Chief Engineer}/Std. 1269 BY/Ald.{F. Allwood - Experimental Design}11/G.5.9.38. WRAITH 111. SECTION 5160. WATER PUMP. Please receive herewith two blueprints of each of the following :- S.CD.861 Scheme to Limit Rotor End Thrust. Ex.S.1008 Collar 1 off. Ex.S.1009 Thrust Pad. 1 off. Ex.S.1010 Disc for Rotor 1 off. Ex.S.1011 Rotor 1 off. Ex.S.1012 Assembly of Rotor. 1 off. Ex.S.1013 Rotor Shaft. 1 off. Ex.S.1014 Pump Casing 1 off. Ex.S.1015 Thrust Pad Screw. 1 off. The above pieces provide improved thrust arrangements for the Wraith 111 water pump in accordance with memo Rm{William Robotham - Chief Engineer}/Std.9/MH.{M. Huckerby}31.8.38. Kindly instruct one set. ald{F. Allwood - Experimental Design} BY/Ald.{F. Allwood - Experimental Design} | ||