Fuel injection valve

In a fuel injection valve, a valve member is reciprocable in a longitudinal direction of the valve member to open and close an injection hole. The movable core is reciprocable together with the valve member. The fixed core faces an opposite side of the movable core opposite from the injection hole....

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1. Verfasser: NISHIWAKI TOYOJI
Format: Patent
Sprache:eng
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Zusammenfassung:In a fuel injection valve, a valve member is reciprocable in a longitudinal direction of the valve member to open and close an injection hole. The movable core is reciprocable together with the valve member. The fixed core faces an opposite side of the movable core opposite from the injection hole. The spring applies a force to the valve member in one of reciprocable directions of the valve member. The coil generates a magnetic force to the fixed core when energized such that the fixed core attracts the movable core against the force. The force adjusting member is inserted into the fixed core with a clearance therebetween, wherein the force adjusting member is engaged with the spring. The support member is disposed on an opposite side of the fixed core opposite from the movable core, wherein the force adjusting member is press fitted in the support member.