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 for a friction lining.
| Identifier | ExFiles\Box 97\2\ scan0173 | |
| Date | 4th December 1940 | |
| BOTH SIDES FABRICATED FACE THESE FACES MUST BE FLAT AND PARALLEL RG{Mr Rowledge}1924 .050 +10 .150 -15 .2812 DIA +10 DIA .1875 +5 38° +2° -2° 3.350 RAD -10 45° +1/2° 3.000 RAD +.005 NOTE POSITION OF C BORE RELATIVE TO FABRICATED FACE APPROX .025 2.675 RAD +10 WEIGHT OZ DRAMS ISSUE NO: MOD: APPROVED OR A.S. Nº FOR D.T.D. ALL DIMENSIONS ARE EXPRESSED IN INCHES. ALL LIMITS IN THOUSANDTHS OF AN INCH. SCALE 1/1 MACHINE ALL OVER OR WHERE MARKED THUS HEAT TREAT BRINELL TITLE FRICTION LINING MATERIAL VANDERVELL BI-METAL STANTON SPEC Nº REPLACE ALL COPIES TO EXP. 2 PATT. WORKS. FORGE T.O. S.R. D.O. 1 R.{Sir Henry Royce} R.D. AMERICA. T.D. COST. DRAWN. L.W.R. TRACED. CHECKED. JAW APPROVED. LIMITS O.K. DATE 4 12 40 USED ON Nº OFF SECTION EXP 4 E180 ROLLS-ROYCE LTD. PRINT ROOM 10 DEC 40 R.R.774(20H) (21915-19-3-40) D.O.S. LTD. | ||