发明名称 METHOD FOR OPERATING A CHAIN STITCH SEWINTG MACHINE AND CHAIN STITCH SEWING MACHINE
摘要 A method for operating a chain stitch sewing machine and a chain stitch sewing machine, the chain stitch sewing machine having a pair of sewing members comprising a needle which pierces a sewing material and a gripper disposed below a sewing material rest, which can be moved along a movement path, where an upper thread is guided with the needle through the sewing material resting on the sewing material rest, which is linked to a lower thread. The lower thread is fed to a retaining element and is held in said element that is moved with regard to its direction of movement and/or speed of movement to the sewing material rest according to a movement path of a pivoting movement of the gripper in particular along a circular-arc-segment-shaped movement path.
申请公布号 US2013092066(A1) 申请公布日期 2013.04.18
申请号 US201213524079 申请日期 2012.06.15
申请人 KLAPP HARMUT 发明人 KLAPP HARMUT
分类号 D05B1/00 主分类号 D05B1/00
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