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:
Dec. 05, 2008
Atsushi Kaneda, Kasugai, JP;
Naoshi Masukawa, Nishikasugai-gun, JP;
Shuichi Ichikawa, Handa, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
There is disclosed a honeycomb structurehaving a plurality of cellspartitioned by cell wallsto function as fluid passages, a predetermined cellbeing plugged by a plugging material at one end face, a remaining cellbeing plugged by the plugging material at the other end face, wherein a Young's modulus of the plugging material is lower than that of the cell wall. A strength of the plugging material is lower than that of the cell wall. A porosity of the plugging material is 97% or more of that of the cell wall. There is provided a honeycomb structure whose end face is not easily cracked and which is superior in durability.