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. 05, 2020
Applicant:
Borgwarner Ludwigsburg Gmbh, Ludwigsburg, DE;
Inventors:
Hans-Peter Etzkorn, Bruchsal, DE;
Gerd Bräuchle, Hüffenhardt, DE;
Assignee:
BorgWarner Ludwigsburg GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 3/26 (2006.01); F24H 1/00 (2022.01); F24H 9/1818 (2022.01);
U.S. Cl.
CPC ...
H05B 3/262 (2013.01); F24H 9/1818 (2013.01); F24H 1/009 (2013.01); H05B 2203/003 (2013.01); H05B 2203/021 (2013.01);
Abstract
Described is a heating plate having a substrate made of metal, a heating layer and an insulation layer which is arranged between the heating layer and the substrate. It is provided according to this disclosure that the insulation layer bears an electrically conductive shielding layer and that the shielding layer is covered by a second insulation layer on which the heating layer lies. In addition, a flow heater having such a heating plate is disclosed.