Patent ID: 6601785
Filing Date: 2003-08-05
Classification: F02M

Abstract:
A fuel injector having a fuel inlet, a fuel outlet, and a fuel passageway extending along an axis between the fuel inlet and the fuel outlet, the fuel injector comprising:a body having an inlet portion, an outlet portion, and a passage disposed between the inlet portion and the outlet portion; an armature disposed within the passage and displaceable along the axis relative to the body; a spring disposed within the passage and applying a biasing force to the armature, the spring having a first end disposed proximate the armature and a second end opposite from the first end, the spring having an outside diameter; and a spring stop disposed within the passage and having a first and second portion, the first portion including at least one projection engaging the passage, the at least one projection extending obliquely with respect to the axis and in a direction generally toward the inlet portion, the spring stop having an open cross-sectional area that permits fuel flow therethrough, the open cross-sectional area defining a distance transverse to and coincident to the axis, the transverse distance being greater than the outside diameter of the spring.