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. 05, 2021
Filed:
Feb. 19, 2020
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Johannes Glückler, Friedrichshafen, DE;
Stefan Renner, Bodman-Ludwigshafen, DE;
Johannes Kaltenbach, Friedrichshafen, DE;
Stefan Spühler, Markdorf, DE;
Kai Bornträger, Langenargen, DE;
ZF FRIEDRICHSHAFEN AG, Friedrichshafen, DE;
Abstract
A drive axle of an electrically drivable vehicle including first and second drive wheels (R, R), first and second manual transmissions (G, G) and first and second electrical machines (EM, EM) which each have a respective drive shaft (a,b). The first electrical machine (EM) drives the first drive wheel (R), via the first manual transmission (G), and the second electrical machine (EM) drives the second drive wheel (R), via the second manual transmission (G). The manual transmissions are each designed as three-speed transmissions (G, G) which have identical transmission ratios (i, i, i).