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).
Blueprint of a rig for measuring air flow past valves on an S.S. cylinder head.
| Identifier | ExFiles\Box 65a\2\ scan0087 | |
| Date | 27th October 1928 guessed | |
| S.S. VALVE TESTS. THIS APPARATUS IS USED FOR MEASURING THE AIR FLOW PAST THE VALVES FOR DIFFERENT PRESSURE HEADS & VARIOUS LIFT. VALVE LIFT ADJ. SCREW DELIVERY PIPE. TUBE CONNECTED TO CYL HEAD 4.25 DIA 24.00 DRIVEN BY - 20 HP ENG. BLOWER. AIR VENTURI METER. U.TUBE RIG FOR MEASURING AIR FLOW PAST VALVES ON S.S. CYL HEAD. | ||