Patent ID: 6861133
Filing Date: 2005-03-01
Classification: B32B,Y10T

Abstract:
1. A composite molding formed by welding and joining a foam to one surface of a substrate made of a synthetic resin, the surface facing a cavity, the foam comprising a hard skin layer formed by cooling and hardening a foamable synthetic resin by contact with parts of molds facing the cavity and a foamed layer formed by the foamable synthetic resin in an unhardened state within the skin layer foaming as the pressure of the cavity is decreased, wherein the skin layer comprises: a cover covering the foamed layer; and a collar of a sheet shape having a predetermined width formed simultaneously with the cover and projecting outward from the edge of the cover on the substrate side while being placed in surface contact with, directly welded and joined to the surface of the substrate so as to seal said foamed layer from an outside environment.