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:
Aug. 05, 2014
Filed:
Aug. 03, 2010
Dirk-olaf Leimann, Edegem, BE;
Erwin Van Eyndhoven, Aartselaar, BE;
Dirk-Olaf Leimann, Edegem, BE;
Erwin Van Eyndhoven, Aartselaar, BE;
Hansen Transmissions International N.V., Kontich, BE;
Abstract
A parallel gear unit () for a gearbox () for a wind turbine includes at least two parallel shafts (), at least one of the shafts () being supported by roller bearings () and each shaft () including a gear () with helical teeth, the gears () of each shaft () being adapted for meshing with each other. The parallel gear unit () furthermore includes a thrust collar () on at least one of the shafts (). In a parallel gear unit () according to preferred embodiments, the bearings () supporting the gear do not suffer from high axial forces or at least suffer less from such axial forces than prior art bearings. A gearbox () including the parallel gear unit () and a wind turbine including such a gearbox () are described.