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).
Request to provide the comparative weights of various axle components for different models.
| Identifier | ExFiles\Box 71\2\ scan0189 | |
| Date | 25th October 1927 | |
| To RHC.{R. H. Coverley - Production Engineer} from Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} X5840 Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}2/LG25.10.27. COMPARATIVE WEIGHTS - 40/50 AND 20 HP. AXLES. X4538 Will you please let us have the comparative weights of the two types of axle :- WT. OF PARTS REQUIRED. (A) EAC.7. (B) 40/50 HP. Wt. of axle tubes. " " brake drums. " " brake shoes and brake shoe mountings, carrier plates etc. Wt. of camshafts and camshaft mounting. Wt. of prop. shaft complete (less universal joint.) Wt. of two universal joints. A.{Mr Adams} " " sphere and casing. B. Wt. of pinion. A.{Mr Adams} " " torque tube. B. " " rear springs. " " complete crown wheel and differential assembly. Wt. of complete axle forward of the gearbox. Wt. of central axle housing. " " driving shafts. " " thrust race housing and thrust races for the pinion. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||