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).
Tables showing measured leaf thickness and lengths for Toledo Woodhead Springs for MYTH.
Identifier | ExFiles\Box 110\3\ scan0075 | |
Date | 24th April 1941 | |
Rm{William Robotham - Chief Engineer}/GB.12/ST.24.4.41 - 2 - TABLE SHOWING MEASURED LEAF THICKNESS OF THE TOLEDO WOODHEAD SPRINGS FOR MYTH Leaf No. Nominal size. Spring No1 Spring No2 Spring No3 Spring No4 -------------------------------------------------------------------------- 1 .234" .235 .256 .256 .256 2 .231 .235 .236 .239 .240 3 " .242 .236 .235 .239 4 " .233 .239 .233 .232 5 " .233 .238 .231 .238 6 .208 .213 .213 .210 .211 7 " .213 .212 .212 .212 8 " .213 .212 .213 .211 9 " .213 .211 .211 .209 -------------------------------------------------------------------------- Leaf thickness varies from -.000 to +.011" on nominal. TABLE SHOWING LENGTHS OF LEAVES IN TOLEDO WOODHEAD SPRINGS FOR MYTH Leaf No. Nominal size. Spring No1 Spring No2 Spring No3 Spring No4 -------------------------------------------------------------------------- 1 44 44 44 44 44 2 41 41.25 41.25 41.25 41.3 3 35.875 36.1 36 36 36 4 30.79 31 31 31 31 5 25.71 26 26.1 26 26.1 6 20.63 21 21.1 21 21.1 7 16.03 16.5 16.5 16.5 16.5 8 11.43 11.9 12 12 11.85 9 7 7.35 7.45 7.5 7.5 -------------------------------------------------------------------------- Leaf lengths vary from +.125 to +.57". This is very bad. | ||