Technical drawing with annotations detailing a design for a splined shaft with helical portions.
| Identifier | ExFiles\Box 6\4\ 04-page102 | |
| Date | 21th March 1925 | |
| - 2 - AJ81/H. 21.3.25. -------------- to the helical portions. We suggest that this scheme would be a radical cure. A.J.S. SAY .001 PER INCH. IDEAL SCHEME WITH FLAT CLEARANCE EXAGGERATED ANGLE OF HELIX SHOWING THAT VERY SMALL RELIEF REQUIRED FOR GRINDING CLEARANCE & ACCOMODATION OF HELICAL BROACHING ON PARALLEL SPLINE PORTION A.J.S. | ||
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).