Patent ID: 11866087
Assignee: ZF STEERING SYSTEMS POLAND SP. Z.O.O.
Field: Transport (Mechanical engineering)
Classification: CPC B | IPC B

Claim 15:
16. A steering column assembly comprising:
a housing having outer, intermediate, and inner elongate, telescopically mounted housing portions movable relative to one another along an adjustment axis;
a steering column rotatably mounted in the inner elongate housing portion and being configured at one end for attachment of a steering member;
a leadscrew rotatably mounted on the intermediate housing portion, the leadscrew defining an externally threaded portion and an internally threaded bore portion, wherein the externally threaded portion and the internally threaded portion are threaded oppositely;
a motor for rotating the leadscrew;
a first displacement member screw-threadedly mounted to the externally threaded portion of the leadscrew and connected to one of the outer and inner elongate housing portions; and
a second displacement member screw-threadedly connected to the other of the outer and inner elongate housing portions;
a threaded rod received within the internally threaded bore portion of the leadscrew and connected to the second displacement member, the threaded rod configured to be laterally displaced by rotation of the leadscrew;
whereby rotation of the leadscrew causes lateral displacement of the first displacement member and the second displacement member in opposite directions along the adjustment axis.