US 12,384,443 B2
Adjustment device for steering columns of vehicles
Jörg Hauhoff, Altdorf (DE); Thomas Herrlich, Ottobrunn (DE); Fabian Ruh, Erlangen (DE); Philip Wurzberger, Nuremberg (DE); Simon Merz, Herzogenaurach (DE); and Ralf Sedlmeier, Pleidelsheim (DE)
Assigned to Willi Elbe Gelenkwellen GmbH & Co. KG, Tamm (DE); and Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
Appl. No. 18/577,353
Filed by Willi Elbe Gelenkwellen GmbH & Co. KG, Tamm (DE); and Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
PCT Filed Jul. 7, 2022, PCT No. PCT/EP2022/068977
§ 371(c)(1), (2) Date Jan. 8, 2024,
PCT Pub. No. WO2023/281009, PCT Pub. Date Jan. 12, 2023.
Claims priority of application No. 10 2021 003 660.3 (DE), filed on Jul. 9, 2021.
Prior Publication US 2024/0239399 A1, Jul. 18, 2024
Int. Cl. B62D 1/181 (2006.01); B62D 1/19 (2006.01)
CPC B62D 1/181 (2013.01) [B62D 1/192 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An adjustment device for a steering column of a vehicle, comprising:
a steering shaft (1) to which a steering element can be attached; and
two drive units (15, 19) for adjusting a length of the steering shaft (1),
wherein the steering shaft (1) comprises two tubes (7, 8), including an outer tube (7) and an inner tube (8), that engage into each other in a telescoping manner and can be displaced relative to each other,
wherein each of the two tubes (7, 8) is driven by a respective one of the drive units (15, 19),
wherein the two drive units (15, 19) are arranged next to each other in a region below the steering shaft (1),
wherein the two drive units (15, 19) each comprise a threaded spindle (16, 20) that can be driven in rotation, and
wherein a respective drive nut (21) that is drive-connected to a respective one of the two tubes (7, 8) is seated on each of the threaded spindles (16, 20).