And if a factory wants to improve control ... actuators convert electrical energy into torque that can then be turned into linear motion. For example, the motor could turn a thread lead or ball screw.

These new ESU Electric Ball Screw Linear Actuators from PHD features a robust, enclosed design with a high capacity rail bearing system delivering high moment and load capability. The new design ...

Electromechanical actuators ... linear displacement is attained by connecting the linkages to the nut. In most cases, the screw is connected to a motor or manual control knob. Other designs use a ...