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).
Technical drawing of a Borg & Beck clutch assembly.
| Identifier | ExFiles\Box 129\2\ scan0006 | |
| Date | 22th January 1934 | |
| Stamp Text: MOD. No. DATE PATT. No. DWG. No. REPLACED BY REPLACING 1 27-3-33 2 18-8-33 3 3-10-33 4 18-10-33 5 20-10-33 6 24-10-33 7 28-10-33 8 1-11-33 9 22-1-34 370336 16702.33.00 Drawing Text: 13 3/8" o.dia. 12.625 ± .0025 P.C.dia. 8 holes equally spaced for 3/8" dia. set. screws BORG & BECK CO. LTD. LEAMINGTON SPA. ENGLAND. PATENT Nos. 473-375362 II.A.I. 6 1/2" dia. max. 3/16" min. clearance recommended Initial engaged position Wear in allowance Release position 1/8" clearance Method of retaining graphite release bearing to throwout fork 1/8" C bore recommended 3/32" max. Dimensions shown: 1 1/2", 3 3/8", 9/16", 7/16", 2 5/16", 15/16", 1/2". | ||