The thread of abraded unequal spiral shiftingroller is actually a "uniform increasingly dispersing-ratio spire".
经过磨损的不等距螺旋输送辊的螺纹是一条“等变距螺旋线”。
2
According to the moving properties of Geneva and the chain driving mechanism, a shiftingroller Geneva mechanism was developed by using the methods of the mechanical synthesis.
根据槽轮机构和链传动的运动特点，应用机构的演化及组合原理，设计了一种移动拨销槽轮传动机构。
3
The shift mechanism incorporates a larger internal roller and stronger shift-spring tension for more positive shifting.