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.:

US 7087868 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 08, 2006

Filed:

Apr. 12, 2004
Applicants:

Andreas Hamburger, Germersheim, DE;

Werner Fassbinder, Philippsburg, DE;

Inventors:

Andreas Hamburger, Germersheim, DE;

Werner Fassbinder, Philippsburg, DE;

Assignees:

Eichenauer Heizelemente GmbH & Co. KG, Kandel, DE;

Beru AG, Ludwigsburg, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

In order to create a heating device which can operate in different power stages, but only has to be contacted from one side, the invention provides a heating device with at least two plate-like ceramic heating elements, which are electrically contacted on opposite flat sides and on at least one side is provided at least one flat, electrical conductor, in which on one side of the elements there are at least two conductors electrically insulated from one another, each of the conductors being in contact with at least one heating element.


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