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).
Standardisation report for a servo part with new linings to reduce working temperature, friction, and cost.
| Identifier | ExFiles\Box 87\5\ scan0068 | |
| Date | 27th November 1936 | |
| RR 755B (10H) 88620 12-8-35 W.H.K. 21800 COMPLETED. 23.2.37. BENTLEY STANDARDISATION OF PARTS. Date 27.11.36. X No. 241. Description of Parts: SERVO WITH LININGS HELD BY SPLINES AND TORSIONAL CONNECTION OF DRIVEN PLATES BY SPRING RINGS Origin: LININGS IN R.A.D. 13 MATERIAL. To reduce working temperature and friction loss. Also saves cost. Drawing No. Report of Experimental Test. Completed 33,000 miles on 22-C-V.{VIENNA} Parts to Ex. drawings have completed the following 15,000 miles on 5-B-IV) 15,000 miles on 21-G-IV) same parts. 15,000 miles on 6-B-IV Considerable improvement over standard servo and is more consistent. Reduces fade. COST TABLE: MATERIAL £ s. d.{John DeLooze - Company Secretary} | LABOUR £ s. d.{John DeLooze - Company Secretary} | CHARGES £ s. d.{John DeLooze - Company Secretary} | TOTAL £ s. d.{John DeLooze - Company Secretary} Cost of Old Part: 6 7 | 10 3 | 17 11 | 1 14 9 Cost of New Part: 9 2 | 8 3 | 14 5 | 1 11 10 Nett Decrease: 2 11 Signature from Cost Dept. that above is correct. G/Rh{R. Hollingworth} 8/2/37. APPROVALS: INITIAL | DATE | REMARKS SG.{Arthur F. Sidgreaves - MD} | 22-2-37 | Agreed Sg.{Arthur F. Sidgreaves - MD} WOR.{Arthur Wormald - General Works Manager} Hs.{Lord Ernest Hives - Chair} | | Agreed Hs.{Lord Ernest Hives - Chair} C. | 11.2.37. | Agreed C. E.{Mr Elliott - Chief Engineer} | 11.2.37. | Agreed E.{Mr Elliott - Chief Engineer} DA.{Bernard Day - Chassis Design} | 12.2.37. | Agreed Da.{Bernard Day - Chassis Design} BY.{R.W. Bailey - Chief Engineer} | 12.2.37. | Agreed By.{R.W. Bailey - Chief Engineer} EP.{G. Eric Platford - Chief Quality Engineer} | 11.2.37. | Agreed EP.{G. Eric Platford - Chief Quality Engineer} SFT.{Mr Swift} | 11.2.37. | Agreed Sft.{Mr Swift} MX.{John H Maddocks - Chief Proving Officer} | 11.2.37. | Agreed Mx.{John H Maddocks - Chief Proving Officer} Rm.{William Robotham - Chief Engineer} | 10.2.37. | Agreed Rm.{William Robotham - Chief Engineer} RHC.{R. H. Coverley - Production Engineer} | 12.2.37. | Agreed RHC.{R. H. Coverley - Production Engineer} STAMP: J.S. 16 FEB 1937 | ||