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. 08, 2019
Filed:
Sep. 18, 2017
Ngk Insulators, Ltd., Nagoya, JP;
Toshio Yamada, Nagoya, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A honeycomb structure includes a honeycomb substrate including latticed partition walls which define a plurality of cells extending from one end face to the other end face and forming through channels for fluid and a honeycomb outer wall, and a flange portion attached to a part of the honeycomb outer wall of the honeycomb substrate, and including latticed flange partition walls which define a plurality of flange cells extending from one flange end face to the other flange end face and a flange outer wall, and in the honeycomb substrate, a ratio of a non-outer wall region in which the honeycomb outer wall is not disposed is in a range of 10 to 90% to a total area of a substrate circumferential surface.