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).
Graphs detailing performance data for the E.A.C. Throttle Governor.
| Identifier | ExFiles\Box 66a\3\ scan0062 | |
| Date | 1st January 1925 | |
| E.A.C. THROTTLE GOVERNOR DATA 23 / 25 GOVERNOR PULLS TAKEN AT THE END OF LEVERS E.72643 & E.1018 DOTTED LINES EXTREMES OF ANGULAR MOVEMENT OF GOVERNOR WEIGHTS LBS PULL AT LEVER EXTREMITY ENGINE R.P.M. MEAN GOVERNOR CURVE E.A.C. MEAN GOVERNOR CURVE 40/50 TORQUE READING ON SPRING BALANCE LB INS ENGINE RUNNING ENGINE STATIONARY LIGHT PULL OFF SPRING FITTED NO LOAD WHATEVER LIGHT LOAD TO PREVENT ENGINE RACING CLOSE OPEN INCREASE IN TORQUE REQUIRED TO OPEN THROTTLE DUE TO UNBALANCED SUCTION FORCES 1 INS LB DEGREES THROTTLE SPINDLE ROTATION METHOD OF CONDUCTING TEST | ||