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 pivots during bumping tests.
| Identifier | ExFiles\Box 2\B002_X168\ 00000001-page238 | |
| Date | 29th April 1914 | |
| Wor{Arthur Wormald - General Works Manager}/Wor{Arthur Wormald - General Works Manager}2/L29414. X/68 April 29th. 1914. LIFE OF PARTS ON BUMPING TESTS. FRONT AXLE PIVOTS. 3" Bumps at 105 revs. per minute. | Piece No. | Description | Time Hrs. Mins. | Results | Reference. | | :--- | :--- | :--- | :--- | :--- | | F2352. | Near Side Pivot. | 5 - 45 | Broke. | Wor{Arthur Wormald - General Works Manager}/EH/L10913. | | F2353. | Off Side Pivot. | 2 - 59 | Broke off at root. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}1/C18913 | | F3372. | Off Side Pivot. | 6 - 3 | Broke off at root of stub. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}3/L271113. | | F3697. | Off Side Pivot. | 12 - 47 | Broke. | Wor{Arthur Wormald - General Works Manager}/Hyd/L51213. | | F3697. | Off Side Pivot. | 7 - 25 | Broke off at stub. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}2/L271113. | | F3698. | Near " " | 10 - 32 | Broke | Wor{Arthur Wormald - General Works Manager}/Hyd/L51213. | | F3698. | " " " | 14 - 50 | Broke. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}16/L20114. | | F3783. | Off " " | 6 - 5 | Broke. | Wor{Arthur Wormald - General Works Manager}/Wor{Arthur Wormald - General Works Manager}4/L27114. | | F3783. | " " " | 6 - 16 | Broke. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}1/L23214. | | F3783. | " " " | 54 - 0 | Not broken. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}2/L16114. | | F3783. | " " " | 50 - " | Not broken. | Wor{Arthur Wormald - General Works Manager}/Hy{Tom Haldenby - Plant Engineer}2/L2214. | | ||