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 and cross-sectional diagrams analyzing damper performance and piston components.
| Identifier | ExFiles\Box 16\7\ Scan032 | |
| Date | 16th November 1927 guessed | |
| FIG. A Graph: Y-Axis Labels: - BALL PIN LOAD AT 7.5 RADIUS - PRESSURE ON PISTON LBS/SQ IN X-Axis Labels: - AXLE UP & DOWN MOVEMENT THROUGH 6" OSCILLATIONS/MIN. - MAX. PISTON VELOCITY INS/SEC - FRONT AXLE VELOCITY FT/SEC MAXIMUM Line Labels & Annotations: - PASSAGES AS BELOW - STANDARD PASSAGES - MEAN PISTON VEL. FAST TOURING - MAX. WORKING PISTON VEL. - VALVE SPRING PRESSURE REDUCED Legend: - 7.5" DAMPER LEVER - HIGH PR.{Percy H. Rose} SIDE - LOW PR.{Percy H. Rose} SIDE Diagrams: Left Diagram: - 2 OFF PER PISTON - DIA. OF ORIFICE A - .084 - 1.850 Right Diagram: - ONE RESTRICTION IN CASE - 2.5 - ORIFICE DIA .137 | ||