| 摘要 |
1533948 Control of fuel injection CUMMINS ENGINE CO Inc 9 Aug 1977 [18 Aug 1976] 33354/77 Heading F1B To prevent overfueling of a turbo-charged diesel engine an induction manifold pressure modulated control valve 34 in the fuel supply line includes a delay device 84 which permits the turbocharger to accelerate sufficiently without excess fuel being supplied by increased pressure in the valve chamber 78. The device comprises porous restrictor 102 in an orificed plate 90 and a filter element 110. To allow immediate response to decrease in manifold pressure, a one way flap valve 106 obscuring apertures 104 is provided in the form of a flexible disc.
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