发明授权
US5791272A Sewing machine with detachable and independently driven loop taker module 失效
缝纫机具有可拆卸和独立驱动的环路接收器模块

Sewing machine with detachable and independently driven loop taker module
摘要:
A sewing machine including a head portion for mounting a needle with a needle thread; a needle drive motor for driving the needle; a bed portion; and a loop taker module detachably fixed to the bed portion and including: a loop taker for catching a thread loop of the needle thread of the needle; and a loop taker drive motor for driving the loop taker.
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