The mechanical efficiency of a Bentley 25 HP servo motor and its linings.
| Identifier | ExFiles\Box 141\3\ scan0313 | |
| Date | 26th October 1934 | |
| EXPERIMENTAL DEPARTMENT REPORT 4719 RR 2X (20H) (60708 6-3-34). G.C.B. REFERENCE :- Hs {Lord Ernest Hives - Chair} /PJH. 7/KW.26.10.34. Subject of Report :- Mechanical Efficiency of Bentley and 25 HP. Servo Motor and efficiency of Servo Linings. General Conclusions :- Ball bearing bridge and spring ring torsional connection greatly increase mechanical efficiency, and that more satisfactory servo linings are required. Copies of Report Circulated to :- E. {Mr Elliott - Chief Engineer} Wor. {Arthur Wormald - General Works Manager} De. Ey. Hdy. {William Hardy} Report to be noted for further action by :- Exptl. Dept. and De. Test carried out on :- No. 5 Test Bed, Servo Test Rig and Bentley chassis B-23-AE. By :- F.J. Hardy K. {Mr Kilner} Scholes. Test No. Date :- 26.10.34. | ||
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).