Fuel injection timing control system

Internal-combustion engines – Charge forming device – With fuel pump

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Details

123198D, 123479, F02M 3100

Patent

active

046305882

ABSTRACT:
A fuel injection timing control system of an internal combustion engine of a compression ignition type including a fuel injection pump driven by a cam connected to the engine, and a valve operative to return a part of the fuel delivered by the fuel injection pump to fuel source. The advance angle of the cam is set beforehand at a value bigger than those assumed in the range for normal operation, and the real fuel injection timing is modified by actuating the valve according to operating conditions of the engine.

REFERENCES:
patent: 3661130 (1972-05-01), Eheim
patent: 4180037 (1979-12-01), Hobo
patent: 4393842 (1983-07-01), Otsuka
patent: 4423485 (1983-12-01), Sami

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