Are generally installed in the boom when the hook head, sliding to the limit position, then hold the lever.
一般都装在起重臂的头部，当吊钩滑升到极限位置，便托起杠杆。
Hook lock is used on sliding doors, sliding doors and Windows open and close a means for achieving the.
钩锁是用于推拉门窗上，实现推拉门窗启闭的一种装置。
To raise and lower the slide to the various positions of the hook tips relative to the needle back, a sliding control block may be provided.
可用一滑动控制块把滑动件相对针背升降到各钩尖端位置上。
应用推荐