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. 23, 1999
Filed:
Jun. 05, 1998
Applicant:
Inventors:
Makoto Shirai, Kuwana, JP;
Masayuki Kobayashi, Kuwana, JP;
Assignee:
Denso Corporation, Kariya, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219544 ; 219542 ; 219543 ;
Abstract
An oxygen sensor element has a cup-type solid electrolyte body defining an air chamber therein, and a plate-like lamination-type ceramic heater is disposed in the air chamber with a front end portion contacting the bottom portion of the air chamber. Accordingly, the lamination type ceramic heater is prevented form being swung and hit against the electrolyte body.