Patent ID: 8192671
Filing Date: 2012-06-05
Classification: B29C,B29L,B60J,Y10T

Abstract:
1. Method of manufacturing an opening leaf upper module intended to be mounted around the periphery of a glass panel of a vehicle, the module comprising a molded frame based on at least one thermoplastic polymer and a molded weather strip secured to said frame and based on at least one elastomer, said elastomer being a thermoplastic elastomer compatible with said thermoplastic polymer, said module being formed as a single piece, wherein said method comprises a multiple-shot injection molding of materials intended to form said frame and said strip which are injected in turn, either in a moving-platen mold or in a transfer mold, and wherein immediately after injecting the material intended to form said frame, the method further comprises hollowing out the injected frame over its entire length by injecting through it liquid water or a gas under pressure so as to form a hollow channel at the center of the frame.