Patent ID: 6935612

Claim:
A solenoid valve, comprising: an outer casing having an open end and a closed end; a plug nut positioned within said outer casing, said plug nut abutting the closed end of said outer casing and including a recess opposite the closed end; a fluid passage adjacent to the open end of said outer casing, said fluid passage having a valve seat; an armature positioned within said outer casing, said armature having a first end proximate to the open end of said outer casing, a second end having a protrusion proximate to said plug nut and at least partially slidable into the recess; an o-ring positioned on the second end of said armature to engage the plug nut when the valve is in an open position; and a spring engaging said armature to bias the armature away from the plug nut, wherein said o-ring is positioned on said protrusion of said armature and is configured for limiting the distance said protrusion is slidable within the recess of said plug nut.