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).
Graph plotting force versus load on a nut for a No. 2 worm gear with 'Motorine C' lubricant, showing issues with bad sticking.
| Identifier | ExFiles\Box 67\4\ scan0372 | |
| Date | 22th August 1927 guessed | |
| FIG. I 14 .940 WORM NO. 2 MOTORINE C. BAD STICKING. a) RAISING SLOWLY - "PARKING" b) " QUICKLY. c) LOWERING " - "JOGGLES" d) LOWERING SLOWLY. LBS FORCE AT 20" RADIUS LOAD ON NUT . LBS. | ||