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    • 10. 发明公开
    • MULTI-THREAD CHAIN STITCH SEWING MACHINE WITH SEAM RAVEL PREVENTING APPARATUS
    • MEHRADRIGE KETTENSTICH-NÄHMASCHINEMIT VORRICHTUNG ZUR VERHINDERUNG EINER NAHTVERWICKLUNG
    • EP2742177A4
    • 2015-04-22
    • EP12821831
    • 2012-08-07
    • YAMATO SEWING MACHINE MFG CO LTD
    • HASHIMOTO SEIJI
    • D05B1/10D05B65/02D05B65/06D05B73/12
    • D05B1/10D05B3/025D05B65/02D05B65/06D05B73/12
    • A needle plate base in a multi-thread chain stitch sewing machine with a seam ravel preventing apparatus is divided into a left needle plate base for attaching a needle plate thereto and supporting a swinging support shaft of a thread hanging hook; and a right needle plate base for fixedly supporting a stopper member and a thread handling air cylinder and a stopper air cylinder. The right needle plate base is fastened to a sewing machine bed. The left needle plate base is fastenably and unfastenably fastened to an upper surface of the bed via screw members. Adjustment of stitch performation, and maintenance, e.g., replacement of various kinds of components stored inside the bed, can extremely easily and simply be carried out without having much trouble and requiring labor and time, and therefore, the stitch performation and predetermined ravel preventing function can be constantly surely reproduced.
    • 具有接缝防刮装置的多线链式缝纫机中的针板基座被分成用于将针板附接到其上的左针板基座,并且支撑挂钩的摆动支撑轴; 以及用于固定地支撑止动构件和螺纹处理气缸和止动气缸的右针板基座。 右侧针板底座固定在缝纫机床上。 左侧针板基座通过螺纹部件可紧固地松开地固定在床的上表面上。 可以非常容易且简单地进行缝制信息的修整和维护,例如更换存储在床内的各种部件,而不需要太多的麻烦,需要劳动和时间,因此,针迹的形状和预定的防破坏功能 可以不断地复制。