Fuel injection valve

Details Fuel injection valve Fuel injection valve

1998-01-30

1999-09-14

Morris, Lesley D.

Fluid sprinkling, spraying, and diffusing

Including valve means in flow line

Reciprocating

2395851, 25112921, F02M 5106

Patent

active

059509325

ABSTRACT:
A fuel injection valve is composed of a stationary core, a driving coil, a movable core driven by the driving coil, a valve seat having a nozzle and a valve member integrated with the movable. The movable core is made of powdered soft magnetic material and the valve member is made of powdered hard non-magnetic material, and the movable core and the valve member are molded with resin. The movable core is sintered and hardened and the valve member is annealed thereafter. Preferably, the movable core is made of ferritic stainless steel, and the valve member is made of martensitic stainless steel.

REFERENCES:
Journal of Nippondenso Technical Disclosure No. 64-053, Mar. 1989.

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