Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 13, 2010
Patent Application Number
11878042
Date Filed
July 20, 2007
Patent Citations Received
Patent Primary Examiner
Patent abstract
A resin intake manifold is provided with a surge tank, an independent intake passage connected to the surge tank, and a plurality of pieces formed in a predetermined shape and welded along a weld line. A funnel portion is formed in a portion connected from the surge tank to the independent intake passage, and the weld line is formed so as to cross over a portion near the funnel portion. A funnel partition wall separating a plurality of independent intake passages is formed in the funnel portion so as to protrude from one piece to another piece. A funnel wall receiving portion receiving the funnel partition wall is formed in another piece, and the funnel partition wall and the funnel wall receiving portion are welded in bonded surfaces.
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