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 mechanical efficiency of a Marles Type L.7 Steering Gear for a 25 HP vehicle.
| Identifier | ExFiles\Box 95\1\ scan0142 | |
| Date | 15th November 1934 | |
| EXPERIMENTAL DEPARTMENT ' REPORT REFERENCE :- HE/FJH.{Fred J. Hardy - Chief Dev. Engineer}10/KW.15.11.34. Subject of Report :- Mechanical efficiency of Marles Type L.7 Steering Gear for 25 HP. General Conclusions :- The mechanical efficiency is low in general, but improves with running. The characteristics depend, to a limited extent, on the lubricating oil used. Copies of Report Circulated to :- Do. Copies to Wor.{Arthur Wormald - General Works Manager} E.{Mr Elliott - Chief Engineer} By.{R.W. Bailey - Chief Engineer} GWH.{George W. Hancock - Head Chateauroux} Report to be noted for further action by :- Design & Exptl. Depts. Test carried out on :- Marles Type L.7 Steering Gear. By :- HE/F.J.Hardy. Test No. Date :- 15.11.34. RR 1X (20m) (60708 6-3-34) G.C.B. | ||