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. 06, 2018
Filed:
May. 06, 2015
Applicant:
Infineon Technologies Ag, Neubiberg, DE;
Inventors:
Alfons Graf, Kaufering, DE;
Thomas Klug, Augsburg, DE;
Assignee:
Infineon Technologies AG, Neubiberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 1/02 (2006.01); F24H 9/20 (2006.01); H02H 3/20 (2006.01); H02H 7/22 (2006.01);
U.S. Cl.
CPC ...
F24H 9/2071 (2013.01); F24H 2250/04 (2013.01); H02H 3/202 (2013.01); H02H 7/222 (2013.01);
Abstract
A circuit comprises a mechanical relay and a solid-state relay. The mechanical relay is configured to switch a first supply current of the first heating element on a first supply line. The solid-state relay is configured to switch a second supply current of a second heating element on a second supply line.