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:
Sep. 05, 2006
Filed:
Oct. 09, 2003
Mikio Ishihara, Kariya, JP;
Mamoru Nishimura, Nagoya, JP;
Mikio Ishihara, Kariya, JP;
Mamoru Nishimura, Nagoya, JP;
Denso Corporation, , JP;
Abstract
An exhaust gas purifying filter having a high strength and an excellent efficiency of exhaust gas purification and a method for manufacturing the same are provided. An exhaust gas purifying filtercomprises a ceramic honeycomb structurehaving a surrounding wall, partition wallsprovided in a honeycomb pattern within the surrounding wall, and a plurality of cellspartitioned by the partition wallsand penetrating through end faces. If a virtual lineis drawn on the end facesof the structureby continuously connecting points at a distance of 1.0 to 3.0 times the cell pitch in the direction toward the center from an inner surfaceof the surrounding wall, not less than 90% of a peripheral areaoutside the virtual lineis blocked with plug material