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).
Modification to the Bentley Large Inlet Valve to reduce manufacturing costs.
| Identifier | ExFiles\Box 88\4\ scan0127 | |
| Date | 12th December 1934 | |
| X254 To BY.{R.W. Bailey - Chief Engineer} from E/JNR.{Charles L. Jenner} E/JNR.{Charles L. Jenner}3/HP.12.12.34. c. Sft.{Mr Swift} Hs{Lord Ernest Hives - Chair}/Fm. RHO. re Bentley Large Inlet Valve. We send you herewith:- LeC.4235 showing a modification to the shape of the valve head. We have removed the re-entrant feature at the back of the valve in order to cheapen manufacture, as requested by the Works. We recommend that before the shape is adopted, they should be given the usual amount of testing. E/JNR.{Charles L. Jenner} | ||