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:
Aug. 29, 1995
Filed:
Feb. 22, 1993
Applicant:
Inventors:
Tomoharu Kondo, Toki, JP;
Fumio Abe, Handa, JP;
Assignee:
NGK Insulators, Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B / ; F01N / ; B01D / ;
U.S. Cl.
CPC ...
219552 ; 219205 ; 392488 ; 60300 ; 55DI / ; 422174 ; 422180 ;
Abstract
A honeycomb heater has an integrated honeycomb structure obtained by connecting in series, via conductive plates, a plurality of honeycomb structure elements each having a large number of passages and each generating heat when electrified. At least two electrodes are provided on the integrated honeycomb structure for enabling the electrical heating thereof.