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. 10, 2009
Filed:
Jan. 13, 2005
Yukihito Ichikawa, Nagoya, JP;
Sadaaki Hirai, Nagoya, JP;
Yukihito Ichikawa, Nagoya, JP;
Sadaaki Hirai, Nagoya, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
There is provided a cell structure, where the outer wall portion has high heat-insulating ability, the cell structural portion has a high temperature rise rate, and a temperature distribution is more uniform, and a method for manufacturing the cell structure. The cell structureincludes: a cell structural portionhaving partition walls forming a plurality of cells extending from one end face to the other end face, and an outer wall portiondisposed on an outer peripheral surface of the cell structural portionThe outer wall portionhas at least a porous layer having a porosity of 40% or more or a porous layer having a hollow body. The manufacturing method can easily manufacture the cell structure.