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:
Dec. 19, 2017
Filed:
Feb. 24, 2017
Applicant:
Cooktek Induction Systems, Llc, Carrollton, TX (US);
Inventors:
Warren S. Graber, Hoffman Estates, IL (US);
Reinhard Metz, Wheaton, IL (US);
Robert J. Visher, Downers Grove, IL (US);
Assignee:
COOKTEK INDUCTION SYSTEMS, LLC, Carrollton, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 6/06 (2006.01); H05B 6/00 (2006.01); H05B 6/12 (2006.01); H05B 6/36 (2006.01); A47J 36/24 (2006.01);
U.S. Cl.
CPC ...
H05B 6/062 (2013.01); A47J 36/2483 (2013.01); H05B 6/12 (2013.01); H05B 6/36 (2013.01); H05B 2213/07 (2013.01);
Abstract
A system for holding and warming food includes a container for holding and warming food. The container consists of 300-series stainless steel. The system further includes an induction heating unit with an induction heating circuit for induction heating the container. The induction heating circuit includes a 120 volt induction coil having 40 or more turns. The induction heating circuit operates at a frequency greater than 30 kilohertz.