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:
Aug. 14, 2012
Filed:
Jun. 10, 2009
Yutaka Ogura, Inazawa, JP;
Yutaka Ogura, Inazawa, JP;
NGK Insulators, Ltd., Nagoya, JP;
Abstract
A method for manufacturing a honeycomb structureincludes: subjecting a forming raw material to extrusion forming to obtain a segment-joined type honeycomb formed articleprovided with honeycomb segmentsand an outer peripheral portionsurrounding a whole outermost periphery of the honeycomb segments, wherein a slit-shaped gapextending from one end faceto the other end faceis formed between adjacent segments, the adjacent honeycomb segments are joined by a belt-like joining ribextending from the faceto the faceand having a thickness of 0.1 to 1.5 mm, and the honeycomb segmentshave partition walls separating and forming cells; firing the honeycomb formed articleto form a honeycomb fired article; destroying the joining ribin the honeycomb fired article; and forming a buffer portionby filling a bonding material in the gap