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).
Series of graphs showing the results of a Merlin crankshaft bending test at varying angles.
| Identifier | ExFiles\Box 132\1\ scan0070 | |
| Date | 29th September 1938 | |
| MERLIN CRANKSHAFT BENDING TEST CRANKSHAFT DETAILS D4475 (VCM 3250, RR D.B.) BL 2211 SHEET 4 29.9.38 LOAD AT 30° TO 1 & 6 LOAD AT 120° TO 1 & 6 LOAD AT 20° TO 1 & 6 LOAD ALONG 1 & 6 LOAD AT 240° TO 1 & 6 LOAD AT 40° TO 1 & 6 (1/1000)" (LBS) 4 3 & 5 2 & 6 DEFLECTIONS OF JOURNALS FOR VARYING LOADS APPLIED AT THE CENTRE JOURNAL AT VARYING ANGLES TO THE DIRECTION OF CRANKPINS 1 & 6 | ||