Flywheel deflection test results for a 20 HP engine, including a table of loads and deflection measurements.
| Identifier | ExFiles\Box 137\4\ scan0105 | |
| Date | 24th October 1930 | |
| 20 HP FLYWHEEL DEFLECTION TESTS LOAD APPLIED TO LEVER 3 FT. LONG ATTACHED TO FLYWHEEL BY SPRING CARTRIDGES THE EFFECTIVE WT. OF LEVER = 4 LB. THE CLOCKS WERE SET AT ZERO WITH THE LEVER IN POSITION, & THE LOADS GIVEN IN THE TABLE ARE THE ACTUAL WTS APPLIED. LOAD ON LEVER LB. | DEFLECTION - INS. | CLOCK A | CLOCK B | CLOCK C | CLOCK D ZERO | ZERO | ZERO | ZERO | ZERO 20 | .003 | .004 | .005 | .0035 40 | .0055 | .008 | .008 | .0055 60 | .008 | .0125 | .012 | .008 80 | .011 | .0165 | .016 | .010 100 | .0125 | .020 | .020 | .0115 SET | O | O | O | O DIMENSIONS & LABELS ON DRAWING: E No6 BRG 5.260 4.910 3 FT. A, B, C, D 6.000" .250" .750" 7.060 8.060 WLB DIMENSIONS MEASURED OFF ARRGT DRG G.53692 STAMP: FILED 28 OCT 1930 | ||
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).