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:
Sep. 23, 2025
Filed:
Dec. 19, 2017
Applicant:
Tdk Electronics Ag, Munich, DE;
Inventors:
Bernhard Steinberger, Graz, AT;
Jiri Brezina, Bludov, CZ;
Michal Geprt, Bludov, CZ;
Zdenek Sita, Lanskroun, CZ;
Assignee:
TDK Electronics AG, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01C 7/02 (2006.01); H01C 1/14 (2006.01); H05B 3/03 (2006.01); H05B 3/14 (2006.01);
U.S. Cl.
CPC ...
H01C 7/025 (2013.01); H01C 1/1406 (2013.01); H05B 3/03 (2013.01); H05B 3/141 (2013.01); H05B 2203/02 (2013.01);
Abstract
A positive temperature coefficient (PTC) heater is disclosed. In an embodiment the PTC heater includes a main body having a length L, a width B, and a height H made of a PTC material and a first electrode and a second electrode made of an electrically conductive material, wherein the following is true for L, B, and H: L≥B≥H, and wherein the electrodes are connected to the main body so that the following is true for a spacing d thereof from one another: d>H.