This paper studies the limit place about double-rockermechanism. Verification has been carried out on this method with concrete examples.
研究了双摇杆机构摇杆极限位置的确定方法，并以实例进行了验证。
2
The doublerockermechanism (with back rocker driving) is used to luffing operation of floating crane. It has high productivity and transfer flexibility.
这种双摇杆变幅机构可用于浮式起重机的带载变幅作业，具有高的生产率和作业灵活性。
3
On the basis of kinematics and geometry principle, the mathematical model for the doublerocker arm mechanism was established.