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 results for the distortion of a Wraith II back axle banjo casing during bending tests.
| Identifier | ExFiles\Box 139\1\ scan0267 | |
| Date | 4th September 1926 | |
| SHEET III WRAITH II BACK AXLE CASING TESTS SCOTT MODEL N°2 DISTORTION OF BANJO DURING BENDING TESTS SUPPORTED AT SPRING CENTRES, 21.500" ON EACH SIDE OF ¢ FACE OF BANJO CASING INCLINED AT 4½° TO THE HORIZONTAL TABLE OF MEASUREMENTS: POSITION OF MEASUREMENT | DIAMETER - INS COLUMN: | 1 | 2 | 3 AA{D. Abbot-Anderson} | 8.050 | 8.050 | 7.850 BB | 8.000 | 8.000 | 8.175 CC | 7.975 | 7.975 | 8.600 DD | 8.000 | 8.000 | 8.100 NOTES: 1. MEASUREMENTS BEFORE TESTS. 2. MEASUREMENTS AFTER 6000 LB. TEST WITH STIFFENING PLATE, SK 5010, FITTED. 3. MEASUREMENTS AFTER 5000 LB. TEST WITHOUT STIFFENING PLATE. [Diagram with points labelled A, B, C, D] [Bottom right corner: 16] | ||