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).
Cost comparison between the present Bentley clutch and a Borg & Beck clutch arrangement, outlining potential savings.
| Identifier | ExFiles\Box 129\2\ scan0097 | |
| Date | 6th November 1935 | |
| X1110 Wor.{Arthur Wormald - General Works Manager} From Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer}1/MA.6.11.35. When we fit the Borg & Beck clutch we are able to leave off the propeller shaft damper. As far as we can ascertain the approximate amount saved on these items, i.e. the propeller shaft damper and clutch, is as follows :- Cost of Present Bentley Clutch N.Sch.3948. £. s. d.{John DeLooze - Company Secretary} Material and labour - 6 - 19 - 8 Overheads - 5 - 2 - 0 ------------ £12 - 1 - 8d. Cost of Borg & Beck arrangement. £. s. d.{John DeLooze - Company Secretary} Flywheel - 2 - 0 - 0 approx. Clutch - 2 - 5 - 0 Overheads - 1 - 9 - 6 ------------ £5 - 14 - 6d. Saving in cost £6-7-2d. added to which is propeller shaft damper £2-10-10d. Total £8-17-8d. Hs{Lord Ernest Hives - Chair}/Rm.{William Robotham - Chief Engineer} | ||