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 for chromium plating of parts for a Valve Spring Rig, including a diagram.
| Identifier | ExFiles\Box 17\6\ Scan226 | |
| Date | 25th May 1934 | |
| RHC.{R. H. Coverley - Production Engineer} x7060 Hs{Lord Ernest Hives - Chair}/Smth.12/KW.25.5.34. Valve Spring Rig. In connection with this will you please have the following parts chromium plated :- (1) The outer rim of spring top washer, E.70315 - 2 off. (2) A piece of brass plate 6" x 12" x 1/8". The plated parts should be buffed up so as to form a mirror-like surface. The brass plate should be dead flat and buffed up on one side only. The rims of the washers should also be flat as shown - [drawing of a cross-section of a washer rim] This surface flat. Hs{Lord Ernest Hives - Chair}/P.Ll.Smith. | ||