特点：油浸式凸轮连杆机构，地梳固定不摆动，带耳沉降片穿防闭钢丝，送经箱体分别控制二辊罗拉积极送经。
Characteristics: Oil soaking CAM and connecting bar system; sinker with an eyelet to take unable-closed steel wire; let-off boxes control two rollers for positive let-off motion.
固定片采用非圆孔直接安装在非圆凸轮轴上，防止了凸轮与凸轮轴产生周向转动。
The fixed plate is directly installed on a noncircular cam shaft by noncircular hole, thus preventing the circumferential rotation of the cam and the cam shaft.
开口装置：采用凸轮开口机构， 四片双列综框。
Shedding device: cam shedding mechanism, four pieces of double-row heald frame.
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