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).
Graphs showing load vs. deflection test results for a standard, lubricated, cadmium-plated front road spring.
| Identifier | ExFiles\Box 67a\2\ scan0197 | |
| Date | 14th September 1928 | |
| FRONT ROAD SPRING - STANDARD - F.71975 - 1100 LB - CADIUM PLATED - LUBRICATED. K.{Mr Kilner} DEFLECTION - INS - HYSTERESIS LBS. TEST No 3 5.5 4.5 3.5 1200 1400 1600 1800 2000 20 18 16 14 APPLIED LOAD - LB. TEST No 2 5.5 4.5 3.5 1200 1400 1600 1800 2000 20 18 16 14 APPLIED LOAD - LB. TEST No 1 5.5 4.5 3.5 1200 1400 1600 1800 2000 72 56 40 20 APPLIED LOAD - LB. | ||