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).
Specification drawing for 20 HP and 40/50 HP front and rear road springs for various export markets.
| Identifier | ExFiles\Box 178\1\ img202 | |
| Date | 28th August 1926 guessed | |
| CONDITIONS FOR SPAIN, PORTUGAL, ITALY, POLAND & RUSSIA, AUSTRALIA, NEW ZEALAND, BRAZIL & S. AMER, AUSTRIA, EGYPT MALAY STATES, S. AFRICA Top Left Quadrant: 20 H.P. FRONT ROAD SPRING F 53583 1.950 CLEARANCE (FULL LOAD) +.300 -.300 BUFFER TO SPRING CLIPS Dimensions: 18.000, 20.000 UNLOADED CAMBER: 2.500 LOADED CAMBER: .500 (POS) WIDTH OF SPRING PLATES: 1.750 Top Right Quadrant: 20 H.P. REAR ROAD SPRING F53045 2.900 CLEARANCE BUFFER TO AXLE BKT +.375 -.375 (FULL LOAD) Dimensions: 28.000, 28.000 UNLOADED CAMBER: = 4.000 LOADED CAMBER: = NIL (SPRING FLAT) WIDTH OF SPRING: = 2.250 Bottom Left Quadrant: - 40/50 H.P. FRONT ROAD SPRING - F 71975 2.000 CLEARANCE BUFFER TO SPRING CLIPS +.250 -.250 (FULL LOAD) Dimensions: 21.000, 22.500 UNLOADED CAMBER: 2.600 LOADED CAMBER: .250 (NEG) WIDTH OF SPRING PLATES: 2.000 Bottom Right Quadrant: - 40/50 H.P. REAR ROAD SPRING - F10563 2.400 BUFFER TO AXLE +.500 -.500 CLEARANCE (FULL LOAD) Dimension: 8.925 Dimensions: 26.500, 26.500 UNLOADED CAMBER: 1.900 LOADED CAMBER: 1.500 (NEG) WIDTH OF SPRING PLATES: 2.500 | ||