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).
Experimental department report on the effect of reduced piston friction for Bentley, comparing split skirt and non-split skirt pistons.
| Identifier | ExFiles\Box 86\2\ scan0197 | |
| Date | 14th May 1934 | |
| EXPERIMENTAL DEPARTMENT REPORT 1236 REFERENCE:— Rm{William Robotham - Chief Engineer}/Mths.{Reg Matthews}1/KW.14.5.34. Subject of Report:— Effect of Reduced Piston Friction (Bentley). General Conclusions:— That the split skirt type of piston represented by standard and semi-split pistons, while exceedingly good as regards knocks, gives considerably less power than the non-split skirt type as represented by Copies of Report Circulated to:— A.C. Pistons. Eg. Wor.{Arthur Wormald - General Works Manager} By.{R.W. Bailey - Chief Engineer} En. E.{Mr Elliott - Chief Engineer} Da.{Bernard Day - Chassis Design} Report to be noted for further action by:— Experimental Dept. Test carried out on:— B.6 Unit. By:— R.{Sir Henry Royce} Matthews. Test No. Date:— 14.5.34. | ||