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).
Diagram illustrating backlash measurements in a Peregrine transmission system.
| Identifier | ExFiles\Box 1\4\ B001_X 100a-page181 | |
| Date | 31th January 1933 | |
| PEREGRINE TRANSMISSION .010 BACKLASH BACKLASH ON SPLINES '.018' TOTAL BACKLASH ON INNER SHAFT .040 BACKLASH ON DOGS TOP GEAR .016 BACKLASH ON SPLINES .008 NO BACKLASH ON PROP SHAFT TOTAL BACKLASH IN AXLE MEASURED ON COUPLING FLANGE .150 TOTAL BACKLASH BETWEEN CLUTCH AND ROAD WHEEL ON TOP GEAR .242" MEASURED AT 1.125' RAD THIS IS EQUIVALENT TO A BACKLASH OF 2.150" MEASURED AT THE PERIPHERY OF THE RIM BACKLASH ON 2 PERE. 2 TRANSMISSION AFTER 10,000 MILES ROLLS-ROYCE, LTD PRINT ROOM JAN 31 1933 DERBY. | ||