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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 11937345 B1

PDFFull Text
Date of Patent:
Mar. 19, 2024

Filed:

Sep. 10, 2020

Ceramic heater

Applicant:

Mico Ceramics Ltd., Gyeonggi-do, KR;

Inventor:

Jung Chul Jin, Gyeonggi-do, KR;

Assignee:

MiCo Ceramics Ltd., Gyeonggi-do, KR;

Attorney:

Harness, Dickey & Pierce, P.L.C.

Primary Examiner:

Joseph M Pelham

Int. Cl.
CPC ...
H01L 21/06 (2006.01); H01L 21/68 (2006.01); H01L 21/683 (2006.01); H01L 21/687 (2006.01); H05B 3/03 (2006.01); H05B 3/06 (2006.01); H05B 3/14 (2006.01); H05B 3/28 (2006.01); H05B 3/74 (2006.01); H01L 21/67 (2006.01);
U.S. Cl.
CPC ...
H05B 3/143 (2013.01); H01L 21/683 (2013.01); H01L 21/68785 (2013.01); H01L 21/68792 (2013.01); H05B 3/03 (2013.01); H05B 3/06 (2013.01); H05B 3/74 (2013.01); H01L 21/67103 (2013.01);
Abstract

The present invention relates to a ceramic heater. The ceramic heater of the present invention comprises: a heater plate in which a heating element is disposed and which is made of a ceramic material; a shaft which has a tubular shape with a through-hole and is coupled to the bottom surface of the heater plate and in which a rod for supplying power to the heating element through the through-hole is received; and a continuous or discontinuous air pocket which is provided in a joint with which the heater plate and the shaft come into contact and by which the heater plate and the shaft are coupled to each other, wherein the air pocket is formed along the joining surface of the joint.

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