Fuel injection pump

Details Fuel injection pump Fuel injection pump

1986-04-30

1987-12-08

Miller, Carl Stuart

Internal-combustion engines

Charge forming device

With fuel pump

123449, 123496, 123467, 417492, F02M 3900

Patent

active

047112212

ABSTRACT:
A fuel injection pump for internal combustion engines having a pump piston defining a pump work chamber and having control of the injection quantity by the opening, during the compression stroke of the pump piston, an axially displaceable regulating slide disposed about the pump piston, and of a relief conduit extending in the pump piston and discharging into the jacket face of the pump piston. Upon the opening, the relief conduit discharges into an outflow conduit provided between the pump piston and the regulating slide; at the onset of the opening stroke this conduit is fully opened, and during the course of the stroke it is throttled.

REFERENCES:
patent: 4384047 (1981-08-01), Stumpp
patent: 4409939 (1983-10-01), Eheim
patent: 4476835 (1984-10-01), Laufer

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