| 摘要 |
Invention belongs to the domain of textile and is intended for measuring of thread length by knitting a known number of loops in knitting mechanisms and for determining thread speed at threshold. The device consists of a disk on casing fastened axle, that has a turning option. The disk has a fastened permanent magnet. The device also has a transducer of hermetic contacts and an electromagnet immovably attached to the casing. The electromagnet shares the same axle with a spring and disk with an attached permanent magnet, that may move in the axle direction up to the thread twisting disk. |
