FORMED MOLDED STRUCTURE EQUIPPED WITH SEALING FUNCTION

摘要

PROBLEM TO BE SOLVED: To provide a sealing structure in which molding for a sealing portion by manual is eliminated, and which has an identical quality as that of an expansion molded structure body part. SOLUTION: An expansion molded structure with a sealing function according to the present invention is premised on an expansion molded structure which is formed as in a prior art such that an opening section 12 of an air vent passage 11 of an expansion molded structure 11 in which the foregoing vent passage 11 is formed is connectable with an opening section 22 of a partner side member 2. Further, a protrusion 4 with a predetermined height is provided as a sealing section around the opening section 12 on the side of the expansion molded structure 1. The protrusion 4 is molded integrally with a body of the expansion molded structure 1 simultaneously with the molding of a body of the expansion molded structure 1.