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).
Non-urgent modifications to the Phantom III gearbox constant mesh wheel.
| Identifier | ExFiles\Box 94\2\ scan0196 | |
| Date | 25th March 1937 | |
| BY.{R.W. Bailey - Chief Engineer} C. E.{Mr Elliott - Chief Engineer} De. Fm. HPS.{Horace Percy Smith - Experimental Factory Mgr} 328 E/HDY.{William Hardy}3/HP.25.3.37. Phantom III Gearbox. We send herewith N.Sch.5089 showing modifications to the constant mesh wheel to give increased end area to take the thrust. The washer between the gear and the bearing is similarly increased. Radii to the standards are also shown. These modifications should be introduced at the first convenient opportunity. They are not urgent. E/HDY.{William Hardy} N.Sch.5089 herewith. | ||