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:
Oct. 18, 2011
Filed:
Mar. 07, 2006
Syuichi Ichikawa, Handa, JP;
Koichi Iwata, Kani, JP;
Naoshi Masukawa, Nishikasugai-gun, JP;
Atsushi Watanabe, Nagoya, JP;
Syuichi Ichikawa, Handa, JP;
Koichi Iwata, Kani, JP;
Naoshi Masukawa, Nishikasugai-gun, JP;
Atsushi Watanabe, Nagoya, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
There is provided a honeycomb structurecomprising a honeycomb segment joined bodyhaving a plurality of honeycomb segmentsintegrally joined with one another at a joint face of each of the honeycomb segments by means of a bonding material layerand having a plurality of cellsfunctioning as fluid passages disposed in parallel with one another in a direction of central axis. Porosity in an outside portion of the bonding material layer(portion from the interface of the joint face of honeycomb segments to the point corresponding to 20% thickness of the total bonding material layer) is smaller than that in the central portion located on the inner side of the outside portion.