Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
August 12, 2008
Patent Application Number
10574749
Date Filed
October 4, 2004
Patent Primary Examiner
Patent abstract
The invention relates to a one-piece piston (1) for an internal combustion engine comprising an annular cooling channel (6) which is arranged in the edge area of the piston head (4) and closed by a substantially cylindrical embodied in one-piece ring (18).
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