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:
Mar. 04, 2025
Filed:
Oct. 18, 2021
Zf Friedrichshafen Ag, Friedrichshafen, DE;
Frank Seemann, Euerbach, DE;
Andre Ehrsam, Bergrheinfeld, DE;
Martin Mach, Plzen, CZ;
Zbynek Štepán, Plzen, CZ;
Vladimir Dvorak, Schwandorf, DE;
Gabriel Scherer, Deggenhausertal, DE;
Matthias Engicht, Bodman-Ludwigshafen, DE;
ZF Friedrichshafen AG, Friedrichshafen, DE;
Abstract
Apparatus () for providing an operating energy () for an auxiliary drive () for an electric vehicle (). The apparatus () has a battery interface () for connecting the apparatus () to a vehicle battery (), a bidirectional inverter () having a first terminal for connecting the inverter () to the battery interface () and a second terminal. The inverter () is formed to convert a DC voltage into an AC voltage and back. A switch with a terminal which the switch to the second terminal, to an auxiliary interface () for connecting the apparatus () to the auxiliary drive () and to a charge interface () for feeding electrical energy () into the apparatus (). The switch connects the charge interface to the switch and to the auxiliary interface (). The apparatus () has a control device for providing the boost signal and the charge signal.