elevator ratchet wheel.
升降机棘轮
ratchet wheel cover support.
大钢轮盖板座
ratchet winding wheel swing lever ring
上条大钢轮摆杆衬圈
and the ratchet wheel head is fixedly matched with the metal tube.
所述棘轮头与所述金属管固定配合。
Besides while uses special become shape cutting tool time, still can process sprocket or ratchet wheel.
此外当使用特殊成形刀具时，尚能加工链轮或棘轮等。
Slag discharge mechanism wet slag discharge is made from both sides with hydraulic drive of ratchet wheel and detent.
清灰机构采用液压驱动棘轮, 棘爪装置, 湿式双侧除灰。
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