Fuel injection system for internal combustion engines having con

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means

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123139AW, 123139BG, F02M 2506, F02M 700, F02B 3100

Patent

active

040318737

ABSTRACT:
What follows is a description of various exemplary embodiments of a fuel injection system for an internal combustion engine with exhaust gas recycling controlled by a throttle valve situated in the suction tube of the system. The throttle valve is in turn controlled by a servomotor having a displaceable piston connected to the throttle valve. The piston is displaceable against a variable restoring force exerted against it and produces displacements of the throttle valve between two positions, one corresponding to a fully opened position of the throttle valve and closed exhaust gas recycling line, and the other corresponding to a substantially closed throttle valve.

REFERENCES:
patent: 3105478 (1963-10-01), Lyon
patent: 3777725 (1973-12-01), Stump et al.
patent: 3954091 (1976-05-01), Stump
patent: 3983849 (1976-10-01), Stump

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