2nd speed synchromesh gearbox for the Vulture, recommending 55° cams and design improvements for oil leaks.
| Identifier | ExFiles\Box 123\3\ scan0168 | |
| Date | 12th April 1934 | |
| X4704 EXPERIMENTAL DEPARTMENT REPORT REFERENCE :- Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} 15/KW.12.4.34. Subject of Report :- 2nd Speed Synchromesh Gearbox on Vulture(Experimental 6 CYL OHV LONG STROKE / Aero Engine). General Conclusions :- Recommendation to use 55° cams for top and 3rd speeds. Design improvements required to overcome oil leaks. Copies of Report Circulated to :- Sg. {Arthur F. Sidgreaves - MD} Report to be noted for further action by :- Hdy. {William Hardy} and Exp. Dept. Test carried out on :- Vulture(Experimental 6 CYL OHV LONG STROKE / Aero Engine) - 29-EX. By :- Hs {Lord Ernest Hives - Chair} /Gry. {Shadwell Grylls} Test No. Date :- RR 2X (20H) (60708 6-3-34). G.C.B. | ||
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).