发明名称 Production of layered toothpicks
摘要 A method and tool for making tapered, layered plastic toothpicks from a solid plastic slab wherein a rapidly rotating tool having a single cutting edge configured to simultaneously cut and roll a thin film of plastic into a toothpick of the desired shape with each complete revolution is brought into contact with the plastic slab at a predetermined angle.
申请公布号 US4303605(A) 申请公布日期 1981.12.01
申请号 US19800159484 申请日期 1980.06.16
申请人 LICHFIELD, WILLIAM H. 发明人 LICHFIELD, WILLIAM H.
分类号 A61C15/00;B26D1/00;B29C53/04;B31C5/00;(IPC1-7):B29C17/02;B29D7/18 主分类号 A61C15/00
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