US 11,926,361 B2
Steering column for a motor vehicle
Simon Blaettler, Grabs (CH); Sebastian Huber, Goefis (AT); Jean-Pierre Specht, Haag (CH); and Tim Bayer, Luechingen (CH)
Assigned to thyssenkrupp Presta AG, Eschen (LI); and thyssenkrupp AG, Essen (DE)
Appl. No. 18/012,479
Filed by thyssenkrupp Presta AG, Eschen (LI); and thyssenkrupp AG, Essen (DE)
PCT Filed Jun. 29, 2021, PCT No. PCT/EP2021/067761
§ 371(c)(1), (2) Date Dec. 22, 2022,
PCT Pub. No. WO2022/002886, PCT Pub. Date Jan. 6, 2022.
Claims priority of application No. 10 2020 117 447.0 (DE), filed on Jul. 2, 2020.
Prior Publication US 2023/0257016 A1, Aug. 17, 2023
Int. Cl. B62D 1/185 (2006.01); B62D 1/181 (2006.01)
CPC B62D 1/185 (2013.01) [B62D 1/181 (2013.01)] 14 Claims
OG exemplary drawing
 
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.