Patent ID: 8028937
Filing Date: 2011-10-04
Classification: F02M,H01F

Abstract:
1. A fuel injection valve configured for injecting fuel into a combustion chamber of an internal combustion engine, said fuel injection valve comprising a fuel inlet configured to allow fuel to flow into the fuel injection valve, an actuating device configured to be electrically activated and to cooperate via a fuel outlet, the actuating device having a plurality of solenoid arrangements which are configured to be energized, a substantially magnetically soft magnet yoke arrangement which cooperates therewith, and a substantially magnetically soft magnet armature arrangement which cooperates therewith, wherein the magnet yoke arrangement comprises at least two yoke discs adapted to be arranged along an axis of an actuating rod, wherein the at least two yoke discs are separated by at least one spacer which determines a dimension of a cavity between the at least two yoke discs along the axis of the actuating rod,