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. 13, 2001
Filed:
Aug. 24, 1999
Applicant:
Inventor:
Satoru Inoue, Hazu-Gun, JP;
Assignee:
NGK Insulators, Ltd., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 4/712 ;
U.S. Cl.
CPC ...
B29C 4/712 ;
Abstract
A die for extruding ceramic honeycomb structural bodies, have a plurality of ceramic batch discharge slits, a plurality of ceramic batch supply holes communicated with the ceramic batch discharge slits, and a plurality of pipes fitted into at least some of the ceramic batch holes. In the die, the pipes are inserted into the ceramic batch supply holes in such a manner that tip portions of the pipes are located apart from bottom portions of the ceramic batch supply holes.