Status report on component details, experimental work in progress, and various engineering tests.
| Identifier | ExFiles\Box 76\2\ scan0274 | |
| Date | 25th April 1921 guessed | |
| -2- Camshaft LeC.1372 & LeC.1312. Details completed. Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 11. Cylinder LeC.1332. Additional Details. " Front axle & Cross Steering Tube N.sch.690. Part details. " Petrol Tank. LeC.1378. " " " R.R. Tyre pump controls. N.sch.847 Details completed. 40/50 R.R. Tyre Pump N.sch.843. Additional details " EXPERIMENTAL WORK IN PROGRESS. 3/19 gear box, flywheel and clutch. Long type chassis. Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) chassis. Modified brake gear - Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)) 1. Modified Inlet Cam - Condor(Aero Engine) engine. Starter Motor for pre-war cars. 14/52 Axle Bevels. EXPERIMENTAL TESTS. Bench tests on Goshawk(Aero Engine)(Codename for 20HP Car / Aero Engine after Kestrel(Aero Engine)). Exhaust heating tests - 40/50 induction pipes. Ignition tests on 40/50 engine. Tests on Marmon car. Condor(Aero Engine) engine tests. ELECTRICAL EXPERIMENTAL WORK. Intermittent high rate discharge tests of new Expl: Batteries. Tests of new C.A.V. Cut-out. Heating test of U.S.A. Bosch Dynamo. Tests of most recently received Smith Dynamo 2D(8). Preliminary trial of Battery Vibration rig. Special investigation of sparking characteristic of standard Watford E.6. Magneto. Investigation of effect of steel magneto strap on magneto with sloping base. Investigation of polarity effect on ignition. Investigation of Rotax dynamo armature as per R14/G4.5.20. Tests of series connection main switch and Actuator box on chassis 2.EX. Hs {Lord Ernest Hives - Chair} /LG. | ||
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).