Electromagnetically actuatable fuel injection valve

Details Electromagnetically actuatable fuel injection valve Electromagnetically actuatable fuel injection valve

1988-08-10

1989-05-23

Rosenthal, Arnold

Valves and valve actuation

Electrically actuated valve

Including solenoid

239585, F16K 3106

Patent

active

048323144

ABSTRACT:
An electromagnetically actuatable fuel injection valve for fuel injection system in internal combustion engines having a ferromagnetic valve housing, a ferromagnetic core provided in it, on which a magnet coil is located, a plane valve seat embodied on a nozzle body and an armature, which at the same time is embodied as a closing element arranged to cooperate with the valve seat. For lateral guidance of the armature, an outer guide face is provided, which can axially slide on an inner guide face; the guide faces are located inside the armature. One of the guide faces is embodied on a guide device which is secured on the core and protrudes partway into the armature. The inner guide face has the shape of a sphere or a partial sphere; the outer guide face is cylindrical.

REFERENCES:
patent: 4705270 (1987-11-01), Graser et al.
patent: 4711397 (1987-12-01), Lahiff
patent: 4721254 (1988-01-01), Horn

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