Transmission changing rotary to linear movement - consists of control wheel with threaded grip and control mechanism

摘要

The gear for converting a rotary into a straight movement is pref. attached to a drive motor unit. It is esp. for doors, and incorporates a rotor drive and a straight motion-transmission piece (5) to which is attached a control wheel (25) by means of a threaded grip (26, 27). The control wheel (25) has on it at least one control for engaging with at least one end, and possibly intermediate end switch. USE/ADVANTAGE - The threaded connection converts a straight movement to a rotary mounted section without distortion.