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).
Design drawing for a 6.00-16 India Aero Cushion tyre tread and mould.
| Identifier | ExFiles\Box 30\5\ Scan062 | |
| Date | 18th October 1933 | |
| DIMENSIONS GIVEN ON DEVELOPED PLAN VIEW ARE TO INTERSECTION OF LINES AND NOT TO FACE OF RADII. 1/32" SAWCUTS AS SHOWN, 3/32" ON CENTRE GROOVES. EVERY 4TH. PITCH ALL 3/32 UNDER TREAD LEVEL: FLARES AND GROOVES BOTH TAPERED TO COMPENSATE FOR CHANGING DIAMETERS. NOTE:- DIMENSIONS A & B ARE GIVEN FOR C/L OF TREAD. FOR RED STRIPE SEE MOULD DRG. SECTION X.X. SECTION AA.{D. Abbot-Anderson} KNURL SIZE 1/64 x 1/64. Title Block: TYRE MOULD DRG. No C.C. 532 INDIA TYRE & RUBBER COMPANY LTD., INCHINNAN, SCOTLAND TITLE: INDIA AERO CUSHION 6.00-16 TREAD DESIGN. DATE: 18 - 10 - 33. DRAWN: S. S TRACED: SCALE: FULL SIZE CHECKED: LWH APPROVED: DRAWING No.: C.C. 533A Table Data: TYRE SIZE: 6.00-16 NO OF SPACES: 60 DIMENSIONS: A: 1.3022 B: 1.5053 C: .3686 D: .7176 E: .1392 F: .2370 G: .1745 DIAMETERS (ALTERATIONS): G: 28 1/16" H: 28 3/4" | ||