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. 27, 2007
Filed:
Jan. 22, 2004
Applicants:
Michael Weiss, Benediktbeuren, DE;
Stefan Ultsch, Staefa, CH;
Inventors:
Michael Weiss, Benediktbeuren, DE;
Stefan Ultsch, Staefa, CH;
Assignee:
W.E.T. Automotive Systems AG, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A flexible heating element for a vehicle seat or the like includes at least one flexible heating resistor element and at least two flexible supply electrodes arranged at a distance from each other and at least partly embedding the heating resistor element between them to form a layered structure. The flexible heating resistor is formed of a material having a positive temperature coefficient (PTC) effect. The layered structure includes a plurality of recesses formed therein defining a plurality of webs, the webs and recesses resulting in a net-like structure.