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).
The advantages and disadvantages of rubber and fabric spring shackles, with diagrams.
| Identifier | ExFiles\Box 178\1\ img188 | |
| Date | 28th August 1926 | |
| - 16 - Hs{Lord Ernest Hives - Chair}/Rml/LG28.8.26. Their main advantages are that they eliminate twelve lubricating points, maintain their silence, and wear well. Their disadvantages, that they spoil the low speed riding of the car owing to their vise jaw action on the spring leaf and are bad for high speed control owing to their lateral sloppiness. Thus while a success on a truck, they have not proved very satisfactory for passenger vehicles. Fabric shackles have obvious advantages but it is questionable whether sufficient testing has yet been done to prove their disadvantages. Any reliable form of shackle which will reduce the present multiplicity of lubricating points must be worthy of serious consideration. contd. [Diagram Text Top] RUBBER CASING END OF SPRING MADE 'T' SHAPE | ||