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).
Performance data graphs and tables for front axle dampers with 7.5 levers.
Identifier | ExFiles\Box 28\1\ Scan211 | |
Date | 9th January 1931 guessed | |
FRONT AXLE DAMPERS. 7.5 LEVERS SHEET 3 COMPRESSION OR LOW PRESSURE STROKE TABLE 1: MEAN AXLE VEL. FT/SEC | MEAN BALL PIN LOAD LBS | MAX BALL PIN LOAD LBS .75 | 27.7 | 29.5 1.07 | 32.6 | 32.6 1.50 | 40 | 45.6 2.15 | 44.5 | 58.6 3.35 | 73.0 | 106 GRAPH 1 Y-AXIS: 308 LBS/□" GRAPH 1 X-AXIS: BALL END STROKE 4" REBOUND OR HIGH PRESSURE STROKE TABLE 2: AXLE VEL. FT/SEC | MAX. BALL PIN LOAD LBS. | MEAN BALL PIN LOAD | CURVE LETTER 1.25 | 344 | 195 | A .860 | 200 | 120 | B .278 | 60 | 31.4 | C GRAPH 2 Y-AXIS (from top): 770 LBS/□", 616 LBS/□", 462 LBS/□", 308 LBS/□", 154 LBS/□" GRAPH 2 X-AXIS: BALL END STROKE 1" TABLE 3: AXLE VEL. .28 FT/SEC. CURVE | MAX. BALL PIN LOAD LBS. | MEAN BALL PIN LOAD LBS. D.{John DeLooze - Company Secretary} UNDRILLED VALVES | 134 | 38.0 E.{Mr Elliott - Chief Engineer} DRILLED VALVE | 60 | 31.4 GRAPH 3 Y-AXIS: 154 LBS/□" GRAPH 3 X-AXIS: BALL END STROKE 1" | ||