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 an experimental carburettor's suction chamber and high speed throat.
| Identifier | ExFiles\Box 66a\1\ scan0027 | |
| Date | 21th January 1925 guessed | |
| EXPL. EAC. CARB. (NO.5) E.45 SUCTION CHAMBER. 2.500 DIA. .050 1.400 +00 -10 1.050. .200 .825 -10 CHAMFER .025 AT 45° .375 ALL OTHER DIMENSIONS ON DRG. E.71727 SPRING USED WITH THESE PARTS:- FREE LENGTH = 1.760 4 1/2 WORKING COILS WITH AN EXTRA COIL AT EACH END GROUND SQUARE MAKING A TOTAL OF 6 1/2 COILS. DIAM. WIRE = .072. INSIDE DIAM = 1.100. TESTED RATING 82 OZ/INCH DEFLECTION. HIGH SPEED THROAT. ALL OTHER DIMENSIONS ON DRG. E.71725. .750 +5 -5 .250 +10 -10 .250 RAD +10 -10. .437 RAD .437 .900 DIA. | ||