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:
Jan. 31, 2023
Filed:
Jul. 02, 2018
Applicant:
Denki Kogyo Company, Limited, Tokyo, JP;
Inventors:
Yohei Awata, Tokyo, JP;
Keiichi Kubo, Tokyo, JP;
Mitsunori Hayashi, Tokyo, JP;
Tetsuo Fusato, Tokyo, JP;
Assignee:
DENKI KOGYO COMPANY, LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05B 6/06 (2006.01); G21F 9/30 (2006.01); H05B 6/04 (2006.01); H05B 6/36 (2006.01); H05B 6/44 (2006.01); H05B 6/24 (2006.01); H05B 6/42 (2006.01);
U.S. Cl.
CPC ...
H05B 6/067 (2013.01); G21F 9/305 (2013.01); H05B 6/04 (2013.01); H05B 6/367 (2013.01); H05B 6/44 (2013.01); H05B 6/24 (2013.01); H05B 6/42 (2013.01); H05B 2206/022 (2013.01);
Abstract
Provided is an induction heating device with which discharging can be easily avoided even when a large electric current is used. The induction heating device comprises a high-frequency power supply provided with a connection portion for an alternating-current power supply, and a heating coil portion connected to the high-frequency power supply. In the heating coil portion, a plurality of coils include n coils surrounding a cavity portion in a plane, wherein the plurality of coils are mutually connected in series via one of a plurality of capacitors.