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).
Progress report on design modifications and schemes for Kestrel, Goshawk, and P.V.XII aero engines.
| Identifier | ExFiles\Box 30\3\ Scan054 | |
| Date | 19th January 1935 | |
| - 3 - "KESTREL" & "GOSHAWK" ENGINES. DES.2310 (2 Speed S'charg'r) Needle Roller Bearing for Planet Wheels ................ Recd. 7.12.34. Detail drawings completed and issued ............ 31.12.34. P.V.XII. AERO ENGINE. RR. Sch. 782 Separated Scavenge Pumps fitted to existing lower half crankcase ........................ Detail drawings completed and issued ............ 4.12.34. RR. Sch. 785 Top Water Outlet Pipes (Front Outlet Type). Detail drawings completed and issued ............ 29.11.34. L.Sch.787 Extra Richening Device for "Take-off". Detail drawings completed and issued ............ 30.11.34. RR. Sch. 790 Separated Scavenge Pumps .................... Detail drawings completed and issued ............ 31.12.34. RR. Sch. 801 Layout of .533 Ratio Gears for P.V.XII & Merlin. RR. Sch. 802 .533/1 Reduction Gear with V.P. Airscrew. Detail drawings are in hand. DES. 2309 Adaptation of Hamilton Controllable Pitch Airscrew. Recd. 1.1.35. DES. 2311 Modn. to Front Red. Gear Casing to take Hamilton V.P. Airscrew ............................... Recd. 31.12.34. Detail drawings are in hand. DES. 2325 Modn. to Crankcase - to take new oil relief valve. Recd. 1.1.35. DES. 2326 Relief Valve for use with Hamilton Controllable Pitch Airscrew ............................... Recd. 1.1.35. Detail drawings are in hand. DES. 2336 Controls to Relief Valve operating Hamilton V.P. Airscrew ................................... Recd. 7.1.35. DES. 2337 Alternative Constructions for Cylinder Liners .... Recd. 3.1.35. DES. 2339 Water Inlet on Crankcase fitted with Liners to DES. 2337 .................................... Recd. 3.1.35. Detail drawings are in hand. RR. Sch. 777 Suggested modifications to Pressure Pump Inlet Branch to clear gusset on plane. Detail drawings are in hand. LeC. 4267 Modified Cylinder Barrel .................... Recd. 20.12.34. Detail drawings completed and issued ............ 28.12.34. | ||