Patent ID: 11926361
Assignee: THYSSENKRUPP AG
Field: Transport (Mechanical engineering)
Classification: CPC B  F | IPC B

Claim 0:
1. An adjusting drive for a motor-adjustable steering column for a motor vehicle, comprising:
an outer threaded spindle having an external thread that engages with a spindle nut, the outer threaded spindle having an internal thread that is engaged by an inner threaded spindle;
a motor-type drive unit that is configured to drive the spindle nut, the outer threaded spindle, and the inner threaded spindle in rotation relative to one another about an axis; and
a blocking device that is switchable between a first position and a second position, wherein in the first position the outer threaded spindle is locked together with the spindle nut for conjoint rotation, wherein in the second position the outer threaded spindle is locked together with the inner threaded spindle for conjoint rotation.