发明名称 Implement having a thermoplastic handle molded over an intermediate portion of a working head
摘要 An improved implement including an injection molded thermoplastic handle and an implement head adapted to be placed in the mold in which the handle is to be manufactured in the injection molding process, and in which the implement head is adapted to receive and retain heated thermoplastic material injected under pressure and which the portion for retaining heated thermoplastic material is in communication with the handle, and in which the interface formed between the portion for retaining heated thermoplastic material in the adapted implement head and the thermoplastic material retained thereby forms a bond joining the adapted implement head and the injection molded handle.
申请公布号 US5141353(A) 申请公布日期 1992.08.25
申请号 US19890325103 申请日期 1989.03.15
申请人 LIFETIME TOOL COMPANY, INCORPORATED 发明人 MEREDITH, JR., WILLIAM C.;MEREDITH, JERRY R.
分类号 B25G1/10;B25G3/34;B29C45/14;B29C70/74 主分类号 B25G1/10
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