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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.:

US 8851877 B1

PDFFull Text
Date of Patent:
Oct. 07, 2014

Filed:

Jul. 28, 2009

Die for extrusion forming of honeycomb formed body, and method of forming honeycomb formed body

Applicant:

Kazuhiko Hamatsuka, Nagoya, JP;

Inventor:

Kazuhiko Hamatsuka, Nagoya, JP;

Assignee:

NGK Insulators, Ltd., Nagoya, JP;

Attorney:

Oliff PLC

Primary Examiner:

Yogendra Gupta

Assistant Examiner:

Joseph Leyson

Int. Cl.
CPC ...
B28B 3/26 (2006.01); B29C 47/12 (2006.01); B01D 46/24 (2006.01); B29C 47/20 (2006.01); B29L 31/60 (2006.01); B29C 47/00 (2006.01);
U.S. Cl.
CPC ...
B28B 3/269 (2013.01); B29C 47/12 (2013.01); B29C 47/20 (2013.01); B29L 2031/60 (2013.01); B29C 47/0028 (2013.01); B01D 46/247 (2013.01);
Abstract

Provided is a die for extrusion forming for extrusion forming of a honeycomb formed body comprising a honeycomb forming die having a structure that there is provided at a surface a groove-like slit in a form of a cell block as well as there is provided at a backside a clay introduction hole in communication with the slit, and a frame-shaped presser plate that is disposed at an outer peripheral portion of the honeycomb forming die and that regulates a shape and dimension of a honeycomb formed body. Among the cell blocks, in an extrusion direction of forming clay, a cell block which end face is positioned to be overlapped with an inner circumferential surface of the presser plate is formed to be shorter than the other cell blocks resided inside the inner circumferential surface of the presser plate.

Find Patent Forward Citations

Hamatsuka, Kazuhiko. (2014). Die for extrusion forming of honeycomb formed body, and method of forming honeycomb formed body (U.S. Patent No. 8851877). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8851877

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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