Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 8, 2006
Patent Application Number
10110290
Date Filed
August 9, 2001
Patent Primary Examiner
Patent abstract
A fuel injector is described for fuel injection systems in internal combustion engines that includes a magnet coil, an armature that is acted upon in a closing direction by a restoring spring, and a valve needle that is non-positively engaged with armature for actuating a valve closing body, which together with a valve seat surface forms a sealing seat, and armature with an inlet-side armature surface striking internal pole. A choke point is provided on inlet-side armature surface, and is formed by an annular, stepped prominence on inlet-side armature surface.
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