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).
Test report on the points of deflection for a Spectre Frame under varying torque.
| Identifier | ExFiles\Box 94\4\ scan0053 | |
| Date | 31th May 1935 | |
| To Hs{Lord Ernest Hives - Chair}/Gry.{Shadwell Grylls} x327 Hs{Lord Ernest Hives - Chair}/KS.15/KW.31.5.35. Latest SpectreCodename for Phantom III Frame - without Dashboard. 1st Foint Front Cross Pan 2nd " Front of cross bracket) } 40" 3rd " Front body bracket } 24" 4th " 3rd Body bracket } 40" 5th " 4th Body bracket } 36" 6fh " 5th Body bracket } 26" 7th " Rear cross member } 17.5" Front centres at 33.5" and rear centres at 46.0". lbs.Torque | Points of Deflection in Degrees. | 1 | 2 | 3 | 4 | 5 | 6 | 7 ---------------------------------------------------------------------- 400 | 1-40'R | 1-30'R | 1-0'R | 0-50'R | 0-50'R | 0-50'R | 0-40'R 800 | 2-40' | 2-30' | 1-40' | 1-30' | 1-30' | 1-20' | 0-50' 1200 | 3-30' | 3-10' | 2-20 | 2-0 | 1-50 | 1-30 | 1-0 1600 | 4-20 | 3-50 | 3-0 | 2-40 | 2-20 | 1-50 | 1-10 2000 | 5-20 | 4-30 | 3-40 | 3-0 | 2-40 | 2-0 | 1-20 Frame balanced about centre of front cross pan. N.S.R. shackle anchored and O.S.R. supported on trestle. Hs{Lord Ernest Hives - Chair}/K.T. Scholes. | ||