Fuel injection valve

Internal-combustion engines – Charge forming device – Fuel injection system

Reexamination Certificate

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Details

C251S129150

Reexamination Certificate

active

11580116

ABSTRACT:
The present invention provides an electromagnetic driven type fuel injection valve employing an electromagnetic coil spring for a valve closing spring, which can achieve an accurate valve function over a long period of time while making interference between members caused by the valve closing spring to the minimum.

REFERENCES:
patent: 6305355 (2001-10-01), Hoffmann et al.
patent: 2002/0062817 (2002-05-01), Endo
patent: 2006/0220446 (2006-10-01), Jensen et al.

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