发明名称 Variable coring of twisted yarn
摘要 A method and apparatus for entangling two or more strands of yarn together in accordance with a pre-selected and changeable pattern so as to obtain twisted yarn with a selected coring level extending for a selected length of the yarn and other selected coring levels extending for various other lengths of the yarn so that a supply such as a package of finished yarn has a variable coring pattern which may be reproducible and possibly changeable.
申请公布号 US7513021(B1) 申请公布日期 2009.04.07
申请号 US20080039161 申请日期 2008.02.28
申请人 HASELWANDER JOHN G 发明人 HASELWANDER JOHN G.
分类号 D02G1/02;D01H13/00;D02G1/16 主分类号 D02G1/02
代理机构 代理人
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