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.
Patent No.:
Date of Patent:
Dec. 05, 2023
Filed:
Jun. 04, 2020
Audi Ag, Ingolstadt, DE;
Walter Schmidt, Rennertshofen, DE;
Michael Gradl, Gaimersheim, DE;
AUDI AG, Ingolstadt, DE;
Abstract
A spring damper apparatus for a vehicle, with a hydropneumatic system, via which a wheel of the vehicle can be braced spring-mounted and damped on a body of the vehicle. The hydropneumatic system includes a first chamber delimited at least partially by a partition element, in which a fluid acting on the partition element is accommodated. In addition, the hydropneumatic system includes a second chamber separated from the first chamber by the partition element and delimited by the partition element, in which a gas forming a gas spring and acting on the partition element is accommodated. In addition, the hydropneumatic system includes a housing in which the fluid is accommodated. In addition, the hydropneumatic system includes a piston shiftably accommodated in the housing and acting on the fluid, via which piston the wheel can be braced on the body.