Patent ID: 6481646
Filing Date: 2002-11-19
Classification: F02M,Y10T

Abstract:
A solenoid actuated fuel injector comprising:a valve group including: a valve body having an upstream end, a downstream end and a longitudinal axis extending there through; an inlet tube having an upstream end, a downstream end, an inlet tube channel, the downstream end of the inlet tube contiguous to the upstream end of the valve body; at least one slot formed in the inlet tube; an armature/ball assembly having an upstream end and a downstream end, the upstream end of the armature comprises a generally planar disk, the armature/ball assembly reciprocally disposed in the valve body along the longitudinal axis; a downstream end of the inlet tube being spaced a predetermined distance from the upstream end of the armature/ball valve assembly; a power group including: a coil assembly cincturing the inlet tube; a housing encasing the coil assembly; an overmold encapsulating the housing and coil assembly; at least one overmold slot formed in the overmold; and a retainer extending through the at least one overmold slot and the at least one inlet tube slot, the retainer retaining the power group to the valve group.