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 variation graphs for a Delco damper at different oil temperatures and pressures.
Identifier | ExFiles\Box 28\1\ Scan213 | |
Date | 9th January 1931 guessed | |
SHEET V VARIATION IN PERFORMANCE WITH TEMPERATURE DELCO DAMPER AXLE VELOCITY .75 FT/SEC STROKE 4" LOW PRESSURE PRESSURE 100 LBS/D" OIL TEMP 20°C MEAN BALL PIN LOAD 29.2 MAX BALL PIN LOAD 33.0 LBS. 0°C OIL TEMP 67°C MEAN BALL PIN LOAD 24.6 MAX. BALL PIN LOAD 30.7 4" STROKE HIGH PRESSURE PRESSURE 100 LBS/D" OIL TEMP 25°C MEAN BALL PIN LOAD 215 MAX. BALL PIN LOAD 308 OIL TEMP 0°C MEAN BALL PIN LOAD 408 MAX. BALL PIN LOAD 500 LBS. OIL TEMP 65°C MEAN BALL PIN LOAD 121 LBS MAX. BALL PIN LOAD 175 LBS 4" STROKE N° OF OSCILLATIONS PER MIN. 70 DELCO VALVES FITTED 2G, G4 DELCO LOVEJOY OIL | ||