Patent ID: 7368074

Claim:
A method for manufacturing an automobile weather strip, comprising steps of: extruding ethylene-propylene rubber to form an extrusion body as an attachment base portion and a cushion layer; vulcanizing said extrusion body; extruding a skin sheet of foamable olefin thermoplastic elastomer to form a foamed skin layer having cells; extruding a bonding sheet of an olefin material for forming a bonding layer to be interposed between said skin layer and said cushion layer; laminating said foamed skin layer, said bonding sheet and said extrusion body, respectively at predetermined temperatures, to thereby maintain the cells of the foamed skin layer; and laminating and pressing said foamed skin layer, said bonding sheet and said extrusion body to thereby thermally bond said foamed skin layer onto said cushion layer through said bonding sheet, wherein said rubber includes an EPDM rubber, said foamable olefin thermoplastic elastomer includes a TPO, and said olefin material includes LLDPE.