转杆移至上极限位置时可自行停止转动。
When the rotary rod moves in an upper limit position, rotation of the rotary rod can be automatically stopped.
转杆高速旋转时，捏住离合器的提环就可进行与传动系统的脱离操作。
When the rotary rod is rotated at a high speed, the disengaging operation between the clutch and a transmission system by kneading the bail of the clutch.
旋紧锁紧帽，离合器可与转杆固定为一体，使离合器自身停留在转杆的任意位置上。
If the locking cap is closely screwed, the clutch can be fixed with the rotary rod in a whole. Thus, the clutch can stay in any position of the rotary rod.
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