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:
May. 26, 2026
Filed:
Apr. 19, 2023
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Zf Wind Power Antwerpen N.v., Lommel, BE;
Wim De Laet, Antwerp, BE;
Andy Maes, Sinaai, BE;
Stijn Rottiers, Lokeren, BE;
Quinten Gaethofs, Houthalen, BE;
Koen Krieckemans, Noorderwijk, BE;
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
ZF WIND POWER ANTWERPEN N.V., Lommel, BE;
Abstract
An arrangement, including a gearbox housing, a hollow shaft rotatably mounted in the gearbox housing, and a lubrication point located at least partially inside the hollow shaft. The gearbox housing has a ring which encloses a hollow space with an outer circumferential surface of the hollow shaft. The ring has one or more drill holes, each of which opens into the hollow space. The hollow shaft has one or more drill holes, each of which opens into an interior of the hollow shaft and into the hollow space.