Planetary drive roller has planets that are alternately arranged over periphery of spindle such that radial shift of planets between spindle and nut is enabled

摘要

The drive roller has a spindle (1) and a nut. Several planets (3a,3b) are alternately arranged over periphery of the spindle. One planet is sprung in axial direction while other planet is sprung against the axial direction, such that the radial shift of planets between spindle and nut is enabled.