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. 28, 2021
Filed:
Nov. 08, 2018
Sew-eurodrive Gmbh & Co. KG, Bruchsal, DE;
Josef Schmidt, Graben-Neudorf, DE;
Thomas Schäfer, Karlsdorf-Neuthard, DE;
Jens Schäfer, Graben-Neudorf, DE;
Jochen Mahlein, Karlsruhe, DE;
Ulrich Stockenberger, Forst, DE;
SEW-EURODRIVE GMBH & CO. KG, Bruchsal, DE;
Abstract
In a system having primary conductor sections supplied with alternating current by respective feed-in devices, and having at least one mobile part, and in a method for operating such a system, in which the mobile part has a secondary winding, in particular on its underside, which is able to be, in particular is, inductively coupled with one of the primary conductor sections, the feed-in devices inject respective alternating currents of different frequencies into the primary conductor sections, and the mobile part has a device for acquiring the frequency of the alternating current injected into the primary conductor section inductively coupled with the secondary winding.