螺旋式千斤顶和滚珠螺旋制动器的输出功率轴或凸缘机直接运转载荷，而载荷的运转不是旋转运动，而是旋转运动，而是直线运动，所以又叫ACTUATOR或者起动器。相比一般的螺旋式千斤顶，为了高速，高效率，精密传送等目的使用滚珠螺旋制动器。 暂无相关方案。

Hydraulic jacks and screw jacks serve the same basic purpose, allowing mechanics to lift and support heavy loads in the shop. That said, there are some pretty major differences in how they work, the ...

Hydraulic jacks and screw jacks serve the same basic purpose, allowing mechanics to lift and support heavy loads in the shop. That said, there are some pretty major differences in how they work, the ...

For use on D-subminiature connectors as a mounting screw, Sems jack screws are precision manufactured in 0.285, 0.347, and 0.660-in. lengths. The screws feature a chromate-coated, zinc-plated body ...

The Drum Posting Equipment (DPE) is the gateway for the Dounreay Cementation PlantImport/Export Facility, an extension to the Dounreay Cementation Plant (DCP) which was built in2007. It is a waste ...