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).
Status report on single-cylinder and general aero engine research items.
Identifier | ExFiles\Box 30\3\ Scan204 | |
Date | 8th August 1935 | |
ITEM. (5) DESIGN POSITION. SINGLE CYLINDER & GENERAL RESEARCH. Battery ignition coil and distributor unit for aero engines. In hand. Aero universal single cylinder unit:- ramp head Kestrel. Held up. -do- cyl.block to suit ramp head - Kestrel. Held up. -do- ramp head with inlet side plug. Held up. -do- conical crown piston - Merlin "D". Completed 8/8/35. Kestrel single cylinder unit:- stiffened crankcase. Completed 5/8/35. P.V.G. " " " - detachable cyl. block. -do- P.V.XII " " " 6.5 to 1 ratio conical crown piston. Merlin "C". Completed 9.7.35. " " " " removal of projecting inlet valve guide boss in port. Completed 5.7.35. " " " " valve spring bottom washer - Merlin "C". Completed 1.8.35. " " " " ribbed long skirt piston - Merlin "D" penthouse head. Completed 8.8.35. Single cylinder liquid cooled Exe with enlarged porting. Completed 10.7.35. | ||