Combined needle roller bearings consist of a radial needle roller bearing combined with a thrust bearing and are consequently able to takeup both radial and axial loads.
组合式滚针轴承是由一个向心滚针轴承和一个推力轴承相结合，因此能够承受径向和轴向负荷。
2
Take puts the winding uproller as the research object, has made the detailed analysis to its state of motion and a program scheme for calculating the tension control torque was provided.
以放卷辊为研究对象，对其运动状态作了详细的分析，进而给出了计算控制力矩的程序框图。
3
The roller helps to adjust the take-up tension at ease. It is also used for the loose packages for dyeing.