The fluted disc on the connecting sleeve is gored and turned together with the straight face.
直面顶住联接套上的齿盘一起转动；
The fluted disc on the connecting sleeve is contacted and glide with the diagonal face to form zero return stroke. The speed of tweaking screws is high.
斜面与联接套的齿盘接触可滑动，形成空回程，扭螺丝速度快。
The utility model discloses a mechanism that can exactly control the knotting teeth position when the fluted disc with partial teeth disengages from the knotting teeth at fast running.
本实用新型是公开一种在快速动转中能够在设有局部齿的齿盘脱离打结 齿时后，能够将打结齿的位置准确控制在所需要的位置的机构。
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