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).
Revised brush holder for the Phantom III Dynamo, R.R. Scheme 988.
| Identifier | ExFiles\Box 166\1\ img084 | |
| Date | 24th September 1936 | |
| To NHC. c. Hs{Lord Ernest Hives - Chair}/Wst. c. F.{Mr Friese} BY/RD.2/B.24.9.36. "Phantom III" Dynamo. - R.R.Scheme 988. Revised Brush Holder. Arising from the experience we have obtained from R.R.Scheme 904, we have now produced a modified scheme - R.R.Sch.988, and we hand you herewith blue prints of the following details :- Alteration 4919/D to Bearing Bracket D.75471. (Already issued). D.75678 - Brush Holder. 2 off. D.75679 - Pressure Arm. 2 off. D.75680 - Spring. 4 off. D.75681 - Pin. 4 off. D.75682 - Pivot Pin. 2 off. D.75683 - Insulation Washer. 1 off. D.75684 - Stud. 1 off. To complete the assembly of the Bearing Bracket the standard or existing parts required are :- D.75471 - Bearing Bracket. 1 off. D.75474 - Brush. 2 off. D.75475 - Cover Plate. 2 off. D.75480 - Screw. 4 off. D.51308 - Insulation Washer. 2 off. E.12957 - Bush. 2 off. K.1816A - Screw. + Brush Holder. 2 off. K.4446A - Plain Washer. (+) Brush Holder 2 off. K.9005A - Spring Washer. -do- 2 off. K.1816A - Screw. (-) Brush Holder. 1 off. K.4006A - Screw. -do- 2 off. K.9005A - Spring Washer. -do- 3 off. K.4304A - Locknut. -do- 2 off. Will you please have one set of parts put in hand. To be fitted to a dynamo already in existence. BY/RD. | ||