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).
Request for the production and fitting of high pressure valve springs for a rear hydraulic shock damper on an experimental 40/50 chassis.
| Identifier | ExFiles\Box 55\4\ Scan001 | |
| Date | 6th January 1927 | |
| C. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} X235 BY/HEB{H. Biraben}11/M.6.1.27. 40/50 CHASSIS. REAR HYDRAULIC SHOCK DAMPER SEC: 7150. RE L.P. AND H.P. VALVE SPRINGS TO GIVE BALL PIN LOADS OF 60 LBS. AND 80 LBS. Herewith please receive two Blue Prints of:- F.76429 High Pressure Valve Spring. 2 off per chassis. Kindly produce and fit to Experimental Chassis. The Low Pressure Spring to use in conjunction with the above is F.75168, print of which are already in your possession. Will you kindly notify this Dept. if these Springs are satisfactory, so that we can order up for Production. This matter is URGENT. BY/HEB.{H. Biraben} | ||