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:
Feb. 21, 2017
Filed:
Jan. 28, 2013
Sew-eurodrive Gmbh & Co. KG, Bruchsal, DE;
Sebastian Schiffmann, Kronau, DE;
Josef Schmidt, Graben-Neudorf, DE;
Matthias Hauck, Schwetzingen, DE;
Christian Lampert, Bruchsal, DE;
Daniel Tritschler, Bruchsal, DE;
Thomas Zöller, Bruchsal, DE;
SEW-EURODRIVE GMBH & CO. KG, Bruchsal, DE;
Abstract
A drive system with energy store and method for operating a drive system, an inverter powering an electric motor, the inverter being supplied from a unipolar DC-link voltage, an energy store being connected in parallel to the inverter, in particular, a film capacitor being connected in parallel to the inverter, the DC-link voltage being generated by a DC/DC converter which is supplied from an AC/DC converter, especially a rectifier, in particular, an electric current being able to be supplied to the DC link by the DC/DC converter.