Selection of an Armature Spring for the Automatic Switch on a 40-50 HP Chassis.
| Identifier | ExFiles\Box 168a\2\ img050 | |
| Date | 4th November 1931 | |
| V6080 Hs {Lord Ernest Hives - Chair} /Wst. BY {R.W. Bailey - Chief Engineer} /RDL/W.4-11-31. Re :- 40-50 H.P.Chassis. - Automatic Switch - With reference to the Standardisation Sheet issued for the above for LeC.2804,will you please say which of the three alternative Armature Springs D.72922/3/4,is the one it is proposed to use for Production. This Spring is the Main Switch Carbon Armature Spring. D72922 BY {R.W. Bailey - Chief Engineer} /RD. RECEIVED 1 NOV 1931 | ||
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).