Patent ID: 7681470
Filing Date: 2010-03-23
Classification: F16H,Y10T

Abstract:
1. A threaded drive, comprising a threaded spindle having an axis; a load-bearing nut and a catch nut which are in screwing engagement with said threaded spindle, such that a force flux takes place via said load-bearing nut in a first operating state and via said catch nut in a second operating state, said catch nut being fixable relative to said load-bearing nut in a first position in which said catch nut is braceable in an axial direction on a bearing face of said load-bearing nut, which extends transversely to said axis, and said catch nut does not touch thread courses of said threaded spindle; and a spring by which said catch nut is urged against said bearing face, wherein said load-bearing nut and said catch nut are configured so that in said second operating state, a free rotation of said catch nut relative to said load-bearing nut is possible in only one direction, while in another direction a slaved connection is provided.