Progress report on the development of Wraith gearbox and various engine units.
| Identifier | ExFiles\Box 161a\3\ scan0027 | |
| Date | 20th January 1939 | |
| -4- Wraith Gearbox adapted to B.V. continued. to the notice of HPS. {Horace Percy Smith - Experimental Factory Mgr} immediately. ENGINE UNITS. B.80.No.1. On test with new tappets, RHC {R. H. Coverley - Production Engineer} /Vic. is producing tappets with modified core holes to give increased strength. AG is to keep in touch. B.80.No.2. The crankshaft is holding the completion of this unit, this is expected 20.1.39. FN. was instructed to prepare for nitiriding as soon as same come to hand. AG. to see Mr.Pendlebury and arrange for the oven and the necessary tackle to be O.K. HL. to see HPS. {Horace Percy Smith - Experimental Factory Mgr} regarding the engine gears. B.80.No.3. The Crankshaft for this unit is promised for January 28th. being in .4% carbon steel. The material for the Camshafts is to be urged. HPS. {Horace Percy Smith - Experimental Factory Mgr} stated that this unit is to be completed by the middle of February. B.80.No.4. Crankshaft promised for Middle of February. HPS. {Horace Percy Smith - Experimental Factory Mgr} stated that this unit was to be completed by the end of February. B.60.No.1. Now on endurance test. B.60.No.2. Pitting in 29.G.VI. Chassis. B.60.No.3. FN. promised this unit ready for test by this week end. TT. is to see HPS. {Horace Percy Smith - Experimental Factory Mgr} regarding the position of Dynamos. B.60.No.4. AG. to weigh up the position and give completion promise at the next meeting. B.V.No.4 Unit for 9.B.V.Chassis. HPS. {Horace Percy Smith - Experimental Factory Mgr} requested that he wanted the position of all the parts for the unit at the next meeting. continued. | ||
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).