Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
January 30, 2007
Patent Application Number
10858477
Date Filed
June 2, 2004
Patent Primary Examiner
Patent abstract
An electromagnetic valve comprising has a valve seat, a valve element movable relative to the valve seat so as to open or close a hydraulic fluid passage interposed therebetween and a plunger movable together with the valve element relative to the valve seat, wherein the valve element includes a sealing portion having an arc-shaped vertical cross section that contacts with the valve seat and an expanding diameter portion having a diameter gradually increasing in a direction from the sealing portion toward the plunger.
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