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:
Nov. 03, 2026
Filed:
Jun. 08, 2022
Borgwarner Ludwigsburg Gmbh, Ludwigsburg, DE;
Sisay Tadele, Friolzheim, DE;
Helmut Hoppe, Stuttgart, DE;
Alexander Dauth, Maulbronn, DE;
Riza Oguz, Esslingen, DE;
Martin Dowling, Tralee, IE;
Ivan Morris, Glencar, IE;
BorgWarner Ludwigsburg GmbH, Ludwigsburg, DE;
Abstract
A heating device for heating an airflow in a motor vehicle is described, with a plurality of heating rods, which have connection plates made of aluminium, or an aluminium-based alloy, and a circuit board, which carries a control circuit, to which the heating rods are connected by way of busbars. In accordance with this disclosure, provision is made for the busbars to have a body made of aluminium, or an aluminium-based alloy, which establishes contact with the heating rods by means of a welded connection, and an end piece made of copper, or a copper-based alloy, which establishes contact with the circuit board by means of a plug-in connector.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile