Patent ID: 6666231
Filing Date: 2003-12-23
Classification: F16K,Y10T

Abstract:
A solenoid valve comprising:a first housing having an inlet and an outlet connection; a blocking device positioned within said first housing and including a valve seat, and a closure member movably positioned adjacent to said valve seat; a second housing coupled to said first housing and having an armature movably positioned therein so that the movement of said armature influences the position of said closure member relative to said valve seat; said armature and said second housing coacting to define a first chamber when said armature is in one position and a second chamber when said armature is in another position; said armature, movable along an overall stroke defined by a first section wherein the first and second chambers are in fluid communication with one another and the position of the closure member relative to the valve seat stationary, and a second section wherein the first and second chambers are not in fluid communication with one another and the closure member is movable relative to the valve seat.