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Title: Fuel injection system for internal combustion engine

Patent ·
OSTI ID:5232113

A fuel injection system is described for an internal combustion engine, comprising: (a) a fuel injection pump operative in inject fuel into the internal combustion engine and having a fuel passage defined therein; (b) a solenoid valve disposed across the fuel passage to perform a periodic valve opening and closing action for controlling the flow of fuel passing thereacross; (c) first means disposed in the solenoid valve for electrically detecting the valve opening and closing operation; (d) second means for electrically detecting an engine operating condition of the internal combustion engine; and (e) a control circuit connected with the first and second detecting means and the solenoid valve for controlling the valve opening and closing operation of the solenoid valve on the basis of the engine operating condition detected and the valve opening and closing action detected; the first detecting means comprising an electric on-off switch adapted to be opened and closed in synchronism with the valve opening and closing action of the solenoid valve.

Assignee:
Diesel Kiki Co., Ltd., Tokyo
Patent Number(s):
US 4610233
OSTI ID:
5232113
Resource Relation:
Patent File Date: Filed date 25 Mar 1985
Country of Publication:
United States
Language:
English