Teijin Seiki Co., Ltd.

Mikio Abe

Yoshihide Nishimura

Shunzo Naito

Fumio Tanae

Syunzo Naito

A yarn feeding device including a preheater for preheating a yarn bar Y, a first feed roller for drawing the yarn bar Y from an original yarn package is provided opposite to a temporary twisting and relaxation heat treating device including a second feed roller having a higher circumferential speed than that of the first feed roller , a temporary twisting tool for twisting the yarn bar Y and a second heater for carrying out a relaxation heat treatment on the temporary twisted yarn bar Y with a worker passage A interposed therebetween, a first heater and a cooling plate which thermally fix a twist retroacting along the yarn bar Y are provided in portions positioned above from the yarn feeding device to the temporary twisting and relaxation heat treating device, and a winding device including an automatic switching device is provided on an opposite worker passage A side of the temporary twisting and relaxation heat treating device.

Drawing and temporary twisting machine

A yarn package forming machine for winding a yarn on a bobbin to form a yarn package on the bobbin, comprising: a stationary frame structure; a pair of supporting arms, rocking means, a pair of bobbin holders, a friction roller, yarn traversing means, yarn releasing means, and yarn end forming means. The yarn end forming means comprises a yarn transferring member, a yarn retaining unit and a yarn cutting unit to form a yarn end portion including a first trailing yarn end portion trailing to a bunch winding portion formed by the yarn releasing means to be wound on the full yarn package at a predetermined angle with respect to the axis of the bobbin, and a second trailing yarn end portion to be wound axially outwardly of the full yarn package on the bobbin.

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Ehime, Japan

Mikio Abe