发明申请
US20060230850A1 Thread drive with monitored safety nut 审中-公开
螺纹传动,带有监控的安全螺母

Thread drive with monitored safety nut
摘要:
A thread drive has a threaded spindle, a load-bearing nut that is in screwing engagement with the threaded spindle, a safety nut connected to the load-bearing nut in a manner fixed against relative rotation, which is likewise in screwing engagement with the threaded spindle, the safety nut having at least one contact portion which has no contact with the threaded spindle in a first operating state of the thread drive and has contact with the threaded spindle in a second operating mode of the thread drive, so that in the first operating state there is no electrically conductive connection between the at least one contact portion of the safety nut and the threaded spindle.
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