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).
Blueprint of a test rig and failure analysis for a Bentley III torque arm.
| Identifier | ExFiles\Box 100\1\ scan0061 | |
| Date | 19th November 1937 | |
| 19-11-37 BENTLEY III TORQUE ARM TEST PIECE N° FB 2924 SKETCH OF RIG FOR BENTLEY III TORQUE ARM TEST 15.000" .7250" LOAD TABLE I DIAGRAM SHOWING FAILURES ON TORQUE ARMS TYPE A ARC WELDED .104 MATERIAL TYPE C CARBON WELDED .104 MATERIAL TYPE D .080 MATERIAL DOTTED LINES SHOW WHERE FAILURE OCCURRED TABLE II | ||