The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2026

Filed:

May. 27, 2025
Applicants:

Thyssenkrupp Bilstein of America Inc., Hamilton, OH (US);

Thyssenkrupp Ag, Essen, DE;

Inventors:

Joseph Hurd, Liberty Township, OH (US);

Austin Vibbard, Hamilton, OH (US);

Jayson Moore, Cincinnati, OH (US);

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60G 13/08 (2006.01); B60G 15/12 (2006.01); F16F 9/34 (2006.01);
U.S. Cl.
CPC ...
F16F 9/34 (2013.01); B60G 13/08 (2013.01); B60G 15/12 (2013.01); B60G 2202/152 (2013.01); B60G 2202/242 (2013.01); B60G 2202/42 (2013.01); F16F 2222/12 (2013.01);
Abstract

A hydrostrut includes a damper tube filled at least partially with a damping liquid, a hollow piston rod configured to move longitudinally in the damper tube, a working piston that is attached to the hollow piston rod, and first and second damping valves, wherein each of the first and second damping valves is configured to provide an independently-adjustable damping force, wherein the damping liquid passes through the first damping valve when the hollow piston rod moves into the damper tube and the damping liquid passes through the second damping valve when the hollow piston rod moves longitudinally out of the damper tube, wherein each of the first and second damping valves comprises a valve body that is movable between a closed position and an open position to set a throughflow cross section of the respective damping valve, wherein each valve body is independently positionable by an independently-controllable drive device.


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Hurd, Joseph. (2026). Vibration damper systems (U.S. Patent No. 12791077). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12791077

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