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).
Blueprint for a high pressure valve for a hydraulic shock absorber.
| Identifier | ExFiles\Box 55\4\ Scan247 | |
| Date | 18th June 1928 | |
| DRAWING NO. A-12292-3-4-5 SEE ALSO THE FOLLOWING OPERATION DRAWINGS TABLE: No., POSITION OF HOLE A-12292, PLAIN, NO HOLE A-12293, A, .450 A-12294, B, .650 A-12295, C, .850 DIMENSIONS & ANNOTATIONS: PART VIEW OF OIL FLATS SCALE 10/1 .462 DIA ±2 .250 DIA -10 .150 DIA -10 DRILL .062 ±2 TRUE WITH STEM .100 +10 .025 -10 .025R ±10 .250 ±10 45° .050R ±10 .937 ±10 1.050 ±10 .925 -25 .062 DIA. ±2 POSITION GIVEN ABOVE 60 BOTH ENDS .161 DIA .075 DIA +10 2 FLATS .125 ±2 ACROSS TITLE BLOCK: ROLLS-ROYCE OF AMERICA, INC. DRAWN BY: WHP TRACED BY: WHP CHECKED BY: APPROVED BY: LIMITS: MODEL: 40/50 SEC: - WEIGHT: DATE: 6-18-28 SCALE: 2/1 BRINELL: 248-269 HEAT TREAT: STANTON TITLE: HIGH PRESSURE VALVE HYDRAULIC SHOCK ABS. MACHINE ALL OVER MACHINE WHERE MARKED M MATERIAL: S/N SPECIFICATION: 206 NO. OFF: 2 STAMPED DATE: JUN 18 1928 | ||