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:
Sep. 26, 2023
Filed:
Oct. 07, 2019
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Zf Wind Power Antwerpen N.v., Lommel, BE;
Stijn Rottiers, Lokeren, BE;
Wim De Laet, Antwerp, BE;
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
ZF WIND POWER ANTWERPEN N.V., Lommel, BE;
Abstract
An arrangement includes a first component having a first groove and a second groove. The arrangement further includes a second component and a fluid transfer ring fixed to the second component. The fluid transfer ring engages with a first wall and a second wall in the first groove such that the fluid transfer ring and the first groove form a first cavity. The first component and the second component are rotatable relative to each other. The fluid transfer ring further engages with a third wall in the second groove such that the fluid transfer ring and the second groove form a second cavity.