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).
Parts list for a self-centering steering system on a 'D' type Phantom chassis.
| Identifier | ExFiles\Box 67\4\ scan0282 | |
| Date | 25th March 1927 | |
| X8430 C. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} BY/HEB{H. Biraben}/M.25.3.27. PHANTOM CHASSIS. STEERING COLUMN AND BOX SEC:7050. RE SELF-CENTERING STEERING ON "D" TYPE CHASSIS. RECEIVED 25 MAR 1927 Herewith please receive one blue print of each of the following:- F.76802 Pendulum Lever(Self Centering). 1 off. F.76803 Leaf Spring for Pendulum Lever. 2 " F.76804 Spring Anchor Bracket (Front). 1 " F.76805 Washer for Leaf Spring(Rear). 1 " F.76806 Pin for Spring Roller. 1 " F.76807 Roller for Self Centering Spring. 1 " F.76808 Stop 1 " F.76809 Support Bracket for Spring (Front). 1 " F.76810 " " " " (Rear). 1 " F.76814 Spring Anchor Bracket (Rear). 1 " F.76815 Washer for Leaf Spring(Front). 1 " F.76816 Rocking Shaft. 1 " F.76817 Arrgt. of Self-Centering Pendulum Lever. 1 " 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.{Mr Kilner} 205 .250 Dia: Bolt. 4 off. K.4008 .250 Dia: Nut. 8 " K.9008 .250 Dia: Spring Washer. 8 " K.{Mr Kilner} A204 .250 Dia: Bolt. 4 " K.4009 .312 Dia: Nut. 3 " K.9009 .312 Dia: Spring Washer. 3 " K.A308 .312 Dia: Bolt. 2 " K.A103 2-BA Bolt. 2 " K.4006 2-BA Nut. 2 " K.9006 2-BA Spring Washer. 2 " These drawings have been made in accordance with Hs{Lord Ernest Hives - Chair}/Rm{William Robotham - Chief Engineer}'s request for a scheme by which the Steering is made to Self-Centre by springs each side of the Pendulum Lever. BY/HEB.{H. Biraben} HHB | ||