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).
Letter from Borg & Beck detailing specifications for four experimental 10' driven plate clutch assemblies for a Bentley application.
| Identifier | ExFiles\Box 130\3\ scan0177 | |
| Date | 19th February 1941 | |
| Telegrams BORGANBECK, LEAMINGTON SPA. Rm{William Robotham - Chief Engineer} / Bastow Clutches fen 1110 Telephone LEAMINGTON SPA 1550-1. BORG & BECK COMPANY LTD. MANUFACTURERS OF CLUTCHES. Registered Office BROCK HOUSE, LANGHAM STREET, LONDON, W. I. WORKS: Tachbrook Road. LEAMINGTON SPA. Warwickshire. Directors E.{Mr Elliott - Chief Engineer} B. BOUGHTON. W. EMMOTT. D.{John DeLooze - Company Secretary} T. BROCK. Your REF........... Rm.{William Robotham - Chief Engineer}3/RH.{R. Hollingworth} SALES.2/AMS/LP.{Mr Lappin} Our REF............ 19th February 1941. Messrs. Rolls-Royce Ltd., DERBY. For the attention of Mr. W. A.{Mr Adams} Robotham. Dear Sirs, Re 10" Driven Plate Assembly. Bentley Application. Further to our recent correspondence in connection with the above, please be advised that we have despatched to you by Passenger Train to-day four sample 10" driven plate assemblies, as promised, for experimental purposes. Particulars of these driven plates are as follows:- 1 - 10" Driven Plate Assembly Part No.41132 Modified i.e., having stop pins with shoulder thickness .154" .151" and one spacer fitted to flywheel side. Plate marked 'A'. 1 - 10" Driven Plate Assembly Part No.41132 Modified i.e., having stop pins with shoulder thickness .154" .151" and two spacers (one on each side). Plate marked 'B'. 1 - 10" Driven Plate Assembly Part No.41132 Modified i.e., having stop pins with shoulder thickness .167" .162" and two spacers on flywheel side. Plate marked 'C'. limits 1 - 10" Driven Plate Assembly Part No.41132 Modified i.e., having stop pins with shoulder thickness .154" .151" and two spacers (one on each side), also damper springs 150/165-lbs coloured yellow. Plate marked 'D'. In addition we have pleasure in enclosing here-with duplicate copies of hysteresis curves covering these assemblies. We understand you also will produce hysteresis P.T.O. | ||