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 showing hysteresis loops and comparing the efficiency of standard and floating cams for a Bentley servo motor.
| Identifier | ExFiles\Box 105\4\ scan0158 | |
| Date | 14th November 1934 | |
| HYSTERESIS LOOPS - BENTLEY SERVO MOTOR COMPARISON OF STANDARD AND FLOATING CAMS. FIGURES TAKEN ON SERVO INCORPORATING :- 1. SPRING RING TORSIONAL CONNECTION TO GL.{G. Linnett}713. 2. BALL BEARING BRIDGE TO N.SCH. 3927. OUTPUT - LBS. FLOATING CAMS EFFICIENCY OF COMPLETE SERVO = 93.5 % STANDARD CAMS EFFICIENCY OF COMPLETE SERVO = 87 % INPUT INPUT - COUNTERSHAFT TORQUE - LBS: AT 18.5 INCHES. HS.{Lord Ernest Hives - Chair} 1608. F.G.H. 14/11/34 | ||