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:
Oct. 12, 2021
Filed:
Sep. 25, 2018
Weber-hydraulik Gmbh, Gueglingen, DE;
Torsten Winkler, Pfaffenhofen, DE;
Ralf Naumann, Pfaffenhofen, DE;
Weber-Hydraulik GmbH, Gueglingen, DE;
Abstract
A hydraulic unit for supplying pressure to a hydraulic steering system is provided having at least two hydraulic cylinders and at least one hydraulic pump (). It is essential that the hydraulic cylinders are of interacting configuration, by an annular space () of the first hydraulic cylinder being connected via at least one hydraulic line to an annular space () of the second hydraulic cylinder, and a piston space () of the first hydraulic cylinder being connected via at least one hydraulic line to a piston space () of the second hydraulic cylinder, and a hydraulic pump () being arranged at least in a hydraulic line () between the two annular spaces () or in a hydraulic line () between the two piston spaces (). Furthermore, the invention relates to methods for operating a hydraulic unit for supplying pressure to a hydraulic steering system, and to a steering system.