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. 03, 2019
Filed:
Aug. 16, 2017
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Michael Roske, Friedrichshafen, DE;
Raffael Kuberczyk, Ravensburg, DE;
Juri Pawlakowitsch, Kressbronn, DE;
Bernd Unseld, Ravensburg, DE;
Thomas Rosemeier, Meckenbeuren, DE;
Peter Ziemer, Tettnang, DE;
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
Abstract
A transmission includes a drive shaft, an output shaft, three planetary gear sets, and five shift elements, the first and second planetary gear sets are negative or minus gear sets. The third planetary gear set comprises three elements. The drive shaft is connected to the first element. A ring gear of the first planetary gear set is connected to the second element. The drive shaft is connectable to a sun gear of the first planetary gear set through the first shift element. The third element is rotationally fixable through the second shift element. The sun gear of the second planetary gear set is rotationally fixable through the third shift element. The planetary carrier of the second planetary gear set is rotationally fixable through the fourth shift element. The drive shaft is connectable to the planetary carrier of the second planetary gear set through the fifth shift element.