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 manufacturing of rectangular ended springs for independent suspension.
| Identifier | ExFiles\Box 154\2\ scan0071 | |
| Date | 19th February 1938 | |
| 1305 Rm.{William Robotham - Chief Engineer} Rm{William Robotham - Chief Engineer}/Les.{Ivan A. Leslie} BY.10/G.19.2.38. INDEPENDENT SUSPENSION. RE: RECTANGULAR ENDED SPRINGS. The English Steel Company inform me that they form the rectangular section on the ends of the spring by forging and then grind the rectangular faces to remove decarburised material before coiling. BY.{R.W. Bailey - Chief Engineer} | ||