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 showing the mechanical efficiency of an E.A.C.V. steering box with increasing loads in the side steering tube.
| Identifier | ExFiles\Box 68\1\ scan0104 | |
| Date | 21th July 1925 | |
| MECHANICAL EFFICIENCY OF E.A.C.V STEERING BOX WITH INCREASING LOADS IN SIDE STEERING TUBE. E.A.C. WITH WHITE METAL STEERING NUT. X 8450 X8450 To. R.only Y-Axis: MECHANICAL EFFICIENCY % X-Axis: LOAD IN SIDE STEERING TUBE. lbs. Graph data series labels: E.A.C.V SERIES WITH PENDULUM IN ITS MEAN POSITION 40/50 250° R.H. LOCK. 40/50 H.P. WITH PENDULUM IN ITS MEAN POSITION. 250° R.H. LOCK E.A.C.V SERIES. Stamp: ROLLS-ROYCE LIMITED. PRINT ROOM 21 JUL 1925 DERBY. | ||