Standardisation of an exhaust valve part.
| Identifier | ExFiles\Box 171\2\ img101 | |
| Date | 2nd September 1922 | |
| COMPLETED 2.9.22 STANDARDISATION of CHASSIS PARTS. Description of Part: EXHAUST VALVES. Spec. 2202. A CHIEF'S Lec. 2202. Origin: To prevent cracking of valve heads and burning of seats which has caused subsequent trouble. Reason for Alteration: Valves to be fitted to RI-2X series from which satisfactory results have been obtained. The design is similar to GoshawkAero EngineCodename for 20HP Car / Aero Engine after KestrelAero Engine and the same type engines. Drawing Nos. Part Old No. W.1049 Part New No. W.1049 Cost of part in which the new part is embodied: 3 Cost of new part: 3 The number of the first chassis on which the new part will be fitted: Production "O" series. Date when chassis will be handed to test: ........... Cost of scrapped material, if any........ Nil. Cost of jigs and tools.................. Nil. Approvals: Works Agreed: 2.9.22 C. Agreed: 2.9.22 R.P. Agreed: 10.9.22 A.D. Agreed: 4.9.22 B.V. Agreed: 2.9.22 E.B. Agreed: 2.9.22 E. {Mr Elliott - Chief Engineer} Agreed: 12.9.22 P.M. Agreed: 2.9.22 H.S. Agreed: 2.9.22 | ||
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).