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:
May. 11, 2004
Filed:
Mar. 01, 2002
Applicant:
Inventors:
Takaaki Asano, Nagoya, JP;
Hiroyuki Kimata, Aichi, JP;
Assignee:
NGK Spark Plug Co., Ltd., Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23Q 7/22 ;
U.S. Cl.
CPC ...
F23Q 7/22 ;
Abstract
A heater includes a metallic shell, a heating element disposed at an end of the metallic shell, and a terminal electrode electrically connected to the heating element. The terminal electrode has a protruded portion protruding from the metallic shell. The protruded portion has a locking engagement section lockingly engageable with a connector for electrically connecting the terminal electrode to an outside for conduction of the heating element. A method of producing such a heater is also provided.