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).
General arrangement of a Marles D7 Type PH steering gear assembly.
| Identifier | ExFiles\Box 28\3\ Scan005 | |
| Date | 15th July 1930 | |
| GENERAL ARRANGEMENT OF MARLES STEERING GEAR D7 TYPE PH REVISION TABLE: .587 DIA OF BORE ON INNER COLUMN WAS .582 DIA 29-8-30 NOTE RE OUTER TUBE WAS ADDED 8.11.30 37/64 DIA ADDED TO HOLE 9-2-31 LABELS AND NOTES: TO SUIT WHEEL BOSS 2 1/8" OUTER TUBE STANDARD FINISH BLACK ENAMEL ANY OTHER FINISH CAN BE SUPPLIED. 1 SERRATION THUS TO COME ON ¢. 36 SERRATIONS THIS HOLE PROVIDED WHEN CONTROLS ARE FITTED 65° ANGULAR MOVEMENT 2 HOLES TAPPED 1/4" BSF WHEN CONTROLS ARE FITTED ADAMANT STANDARD SERRATED CONE CLAMPING BRACKET TO BE BORED TO NEWALL 'B' LIMITS DROP ARM BOSS CONSTANT FOR ALL LENGTHS OF SHAFTS DIMENSIONS: 3/32 x 1/4 WIDE .587 DIA APPROX 7/8 DIA 4 3/16" 2 1/2" 2 1/32" 2 15/32" 5/8 DIA 2 2/3" 3/8 B.S.F 1" DIA 1.875" +.0000 -.0002 3 5/8" STANDARD LENGTH 4 1/2" STANDARD LENGTH 5 1/16" MEDIUM LENGTH 6 1/2" LONG LENGTH 7 5/8" STANDARD LENGTH PART NUMBERS: P 1756, P 1548, P 1600, P 2322, P 1546, P 2116, P 2334, PA{Mr Paterson} 2261, S 2102, S 9048, P 2146, S 9033, P 2333, P 2135, P 2165, P 2121, P 2141, P 1226, S 950, P 2112, P 2113, P 2204, PA{Mr Paterson} 2249, P 2123, P 2057, P 1924, S 969, S 902, P 2147, S 9002, S 903, P 2136, S 924, P 2140, P 2137, P 2055, P 2046, P 1230, P 1916, S 9005, S 9003, P 1741 TITLE BLOCK: ADAMANT ENGINEERING Co Ltd LUTON DRG No GA 2335 DATE 15-7-30 | ||