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. 30, 2018
Filed:
Jul. 22, 2014
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Stefan Beck, Eriskirch, DE;
Christian Sibla, Friedrichshafen, DE;
Wolfgang Rieger, Friedrichshafen, DE;
Josef Haupt, Tettnang, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
A multi-speed transmission in planetary design for a vehicle having a transmission housing (); a first shaft (), the first shaft () being a drive (An); a second shaft (), the second shaft () being an output (Ab); at least five planetary gear sets (RS, RS, RS, RS, RS); at least seven additional shafts (); and five shift elements (SE, SE, SE, SE, SE). Through actuation of the shift elements, at least nine forward gears (G, G, G, G, G, G, G, G, G) and at least one reverse gear (R) are realized. For the realization of each gear, two of the shift elements are open and at least three of the shift elements (SE, SE, SE, SE, SE) are closed.