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).
Modification to a self-centring steering scheme for the Phantom Chassis using leaf springs on a pendulum lever.
| Identifier | ExFiles\Box 67\4\ scan0308 | |
| Date | 10th June 1927 | |
| C. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} YSL 30 BY/HEB{H. Biraben}1/M10.6.27. PHANTOM CHASSIS. STEERING COLUMN AND BOX SEC:7050. MODIFICATION TO SELF CENTRING SCHEME USING LEAF SPRINGS ON PENDULUM LEVER. Herewith please receive one Blue Print of each of the following:- F.77172 Modification to Self Centring Pendulum Lever(Arrgt.) @ F.77173 Spring Anchor Bracket(Front). 1 off per chassis. @ F.77174 " " (Rear) 1 " " " F.77175 Support Bracket for Spring(Front) 1 " " " F.77176 " " " (Rear ) 1 " " " F.77177 Leaf Spring for Pendulum Lever. 2 " " " Kindly produce and fit to Experimental Chassis. @ An extra print of these parts is attached for Pattern Shop use. The following standard parts will also be required.- K.311 - .312 Dia: Bolt. 2 off per chassis. These Drawings have been made in accordance with Hs{Lord Ernest Hives - Chair}/Rml/LG.24.5.27, to get more Self Centring load in the Central position. BY/HEB.{H. Biraben} SHRB | ||