The invention provides a yarn feeding device with double synchronously operating arms, comprising a body with a hollow chamber;

本发明提供一种双臂同步运作的导纱装置，包括一具中空容室的本体；

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The invention provides a color-changing yarn feeding device capable of quickly replacing a yarn feeding wheel, which relates to a color-changing yarn feeding device on a circular knitter.

一种快速更换送纱轮的变色送纱器，涉及圆盘针织机上的变色送纱器。

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