Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Teruo Komori0
Yukio Oshimi0
Kazushige Ohno0
Sungtae Hong0
Date of Patent
September 6, 2011
0Patent Application Number
128197580
Date Filed
June 21, 2010
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A honeycomb structural body includes a columnar honeycomb structural body having large-capacity through holes and small-capacity through holes extending in parallel in a length direction of the columnar structural body. The large-capacity through holes and the small-capacity through holes have a polygonal shape in a cross section perpendicular to the length direction, and the large-capacity through holes and the small-capacity through holes have R-chamfered corner portions or C-chamfered corner portions in the cross section perpendicular to the length direction.
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