Cancelling a ball valve design for Spectre Hydraulic Valve Adjusters, substituting it with a conical headed plunger.
| Identifier | ExFiles\Box 96\2\ scan0002 | |
| Date | 11th April 1934 | |
| x4094357 To BY. {R.W. Bailey - Chief Engineer} from E {Mr Elliott - Chief Engineer} /JNR. {Charles L. Jenner} c. Hs. {Lord Ernest Hives - Chair} E {Mr Elliott - Chief Engineer} /JNR. {Charles L. Jenner} 1/HP.11.4.34 Spectre(Codename for Phantom III) Hydraulic Valve Adjusters. As the result of American experience we wish to cancel the design of the above which embodies the ball valve,and substitute a conical headed plunger which we send you herewith - drawing LeC.3853. We have the actual Cadillac details which may be of assistance to you for fixing the limits. E {Mr Elliott - Chief Engineer} /JNR. {Charles L. Jenner} | ||
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).