发明名称 INJECTION MOLDED DOLL HEAD
摘要 <p>The invention provides a method for making a hollow doll's head (10) by injection molding a thermoplastic elastomer around a removable mold core (26). The major dimension of the mold core (26) is larger than the opening in the doll's head (10) through which the core (26) is to be removed after the injection molding is complete. For large mold cores and relatively small openings, the invention provides a multiple piece core section which is designed to be removed piece by piece through the opening in the doll's head (10) and then reassembled for reuse.</p>
申请公布号 WO2001010525(A1) 申请公布日期 2001.02.15
申请号 US2000040605 申请日期 2000.08.09
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