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).
Drawing for a friction lining.
| Identifier | ExFiles\Box 141\3\ scan0191 | |
| Date | 13th October 1932 | |
| RR. 885.(2).H. (30469 21-5-32) B.J.H. G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 54030 G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 78524 G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 54241 C55679 OPERATION TABLE: No. 9, OPERATION: BELIGHT CUT (NOT DRILLED) No. 1, OPERATION: DRILL IN POSITION 16787 G 16880 G 17541 G DRAWING ANNOTATIONS & DIMENSIONS: 4.675 DIA: +10 -10 60° 56° 34° 68° 4.075 +5 -5 DIA: CTS{C. Trot Salt - Carburation}: RAD .125 +.25 .375 +.5 +.5 CTS{C. Trot Salt - Carburation}: 3.375 DIA: +10 -0 .187 -.15 .107 +.10 NOTES: DEPTH OF GROOVE. THESE GROOVES TO BE MOULDED IN. 12 HOLES DRILL .0937 +5 DIA: (NOT PIERCED.) HOLES TO BE JIG DRILLED & STAPLES FITTED WHEN IN A FIXTURE THESE SURFACES TO BE FLAT & PARALLEL. STAPLES TO BE SUNK BELOW THE FACE OF THE FERODO .035 MIN. TO .045 MAX. NO MARKING OF ANY DESCRIPTION MUST APPEAR ON THIS SURFACE. STAMP: ROLLS-ROYCE, LTD PRINT ROOM 29 SEP 1934 DERBY. INFORMATION BOX 1: G.L. 357 N' SCH: 2953 REPLACE ALL COPIES TO:- EXP. 1 PATT. WORKS 1 FORGE T.O. S.R. 1 D.O. 1 R.{Sir Henry Royce} R.D. 1 AMERICA T.D. COST DRAWN WAE TRACED D.M.K. CHECKED APPROVED AWS LIMITS O.K. DATE 13-10-32 USED ON: 20 H.P., No. OFF: 2, SECTION: 6180 USED ON: BENTLEY, No. OFF: 2, SECTION: 6180 USED ON: 3 1/2 L INFORMATION BOX 2: MACHINE ALL OVER OR WHERE MARKED THUS SCALE 1/1 HEAT TREAT BRINELL TITLE: FRICTION LINING. MATERIAL: FERODO SPECN No: R.A.D.13/047 STANTON | ||