专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US5211122A Thread tension device for a sewing machine 失效
标题翻译：缝纫机线张力装置
公开(公告)号：US5211122A
公开(公告)日：1993-05-18
申请号：US913350
申请日：1992-07-15
申请人： Horng-Ji Lin
发明人： Horng-Ji Lin
IPC分类号： D05B47/02
CPC分类号： D05B47/02
摘要： A thread tension device including a plate fixed on a sewing machine, a bolt rotatably engaged in the plate, a pin engaged on the plate, a dial rotatably engaged on the bolt and having a number of holes for engagement with the pin, a pair of levers extended from the plate, a pair of discs engaged between the plate and the dial for clamping a thread, a follower threadedly engaged on the bolt and having two notches engaged with the levers, a spring biasing the discs together, whereby, the follower is rotatable by the dial when the dial is pushed inwards of the knob.
摘要翻译：一种线张力装置，包括固定在缝纫机上的板，可旋转地接合在板中的螺栓，接合在板上的销，可旋转地接合在螺栓上并具有多个用于与销接合的孔的表盘，一对从板延伸的杠杆，一对盘，其接合在板和表盘之间用于夹紧螺纹，螺纹接合在螺栓上并具有与杆接合的两个切口的从动件，弹簧将盘偏压在一起，由此从动件当表盘向内推动旋钮时，可以通过表盘旋转。

IPRDB