发明名称 Method for drawing yarn
摘要 A plurality of yarns are drawn from supply sources onto feed rolls and over a set of draw rolls in adjacent relationship. The yarns are urged into a desired contiguous relationship on the draw rolls by a concave guide surface in the course of passing from the yarn feed rolls to the draw rolls.
申请公布号 US4229404(A) 申请公布日期 1980.10.21
申请号 US19780901034 申请日期 1978.04.28
申请人 PHILLIPS PETROLEUM COMPANY 发明人 HATCHER, CHARLES S.;SMITH, KENNETH E.
分类号 D02J1/22;(IPC1-7):B29C17/02 主分类号 D02J1/22
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