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).
Series of graphs showing the effects of temperature, load, and stroke rate on damper and valve performance.
| Identifier | WestWitteringFiles\Q\2April1927-June1927\ 159 | |
| Date | 1st April 1927 guessed | |
| GRAPH V: EFFECT OF TEMP. ON MAX DAMPER LOAD. PRESSURE ON PISTON - LBS / □' WORKING FLUID TEMP. C° AXLE VELOCITY 12.5 FT/SEC: AXLE VELOCITY 6.25 FT/SEC AXLE VELOCITY 3.10 FT/SEC ALL TESTS H.P. END OF DAMPER. GRAPH VI: EFFECT OF OIL TEMP. ON H.P VALVE LIFT H.P. VALVE LIFT THOU'DS: WORKING OIL TEMP: C° 7.5 LEVER BALL LOAD 80 LBS. (6 INS/SEC PISTON VEL.) GRAPH VII: H.P. VALVE LIFT THOUSANDTHS OF INCH. COMPLETE UP AND DOWN STROKE PER MIN. 6" MOVEMENT. BALL LOAD 80 LBS. BALL LOAD 140 LBS. | ||