Specifications and an end view diagram for helical gears of the Vulture gearbox.
| Identifier | ExFiles\Box 123\3\ scan0178 | |
| Date | 30th May 1934 guessed | |
| HS. {Lord Ernest Hives - Chair} 1393. DIAMETRAL PITCH 10 SPIRAL ANGLE 31° 0' 9" OBLIQUITY 25° ADDENDUM .100 CHORDAL THICKNESS .15708 DEPTH OF TOOTH .2250 C.M 27/33 LAYSHAFT 33T R.H. 3RD SPEED 29/31 LAYSHAFT 29T R.H. 2ND SPEED 23/37 LAYSHAFT 23T R.H. 3.500 SHAFT CENTRES. END VIEW OF TEETH HELICAL GEARS - VULTURE(Experimental 6 CYL OHV LONG STROKE / Aero Engine) GEARBOX. | ||
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).