发明名称 Thread handling system for a sewing machine
摘要 A new thread control mechanism including a second movable needle thread control secured to the upper end of the needle bar from which the thread extends to the needles, a first movable needle thread control eyelet operatively connected to the needle bar such that it reciprocates vertically in synchrony with the first movable needle thread control, and stationary needle thread eyelets adjustably mounted on the exterior of the sewing machine through which needle thread extends to said first movable needle thread eyelets.
申请公布号 US5447109(A) 申请公布日期 1995.09.05
申请号 US19930143821 申请日期 1993.10.27
申请人 UNION SPECIAL CORPORATION 发明人 KARABA, JAMES M.;CRISLER, LARRY D.
分类号 D05B49/02;D05B47/00;(IPC1-7):B65H57/00 主分类号 D05B49/02
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