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).
The life of front axle parts during bumping tests.
| Identifier | ExFiles\Box 119\2\ scan0052 | |
| Date | 29th April 1914 | |
| Wor{Arthur Wormald - General Works Manager}/Mcrl/L29414. April 29th.1914 LIFE OF PARTS ON BUMPING TESTS. F R O N T A X L E.{Mr Elliott - Chief Engineer} 3" Humps at 105 revs. per minute. Piece No. Description Time. Hours. Mins. Results Reference. F2882. Front Axle. 89 Broke. Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}1/C13314 F3391 Front Axle. 9 - 8 Cracked at top of I section Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}27/L61113 14 - 57 Broke. " F3391. Front Axle, 2700 series Dunlop wire wheels. 16 - 14 Cracked top flange. Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}8/L151213 30 - 32 Axle broke. " F3391. As above but strengthened near spring rests 24 - 6 Cracked. Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}10/0.2114 37 - 1 Broke. * F3391. As above. 39 - 5 Cracked through off side spring clip hole. Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}10/0.2114 42 - 35 Cracked through near side front spring clip hole. " 59 - 32 Axle broke. " F3391. Front Axle. 24 - 0 Cracked. Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}2/L16114 37 - 0 Broke inside of near side spring. | ||