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:
Mar. 24, 2015
Filed:
Jul. 07, 2011
Applicants:
Mitsuo Kuwazuru, Yokohama, JP;
Jou Honda, Yokohama, JP;
Takuji Hashimoto, Yokohama, JP;
Inventors:
Assignee:
Toyo Seikan Kaisha, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 47/08 (2006.01); B29C 47/22 (2006.01); B29C 47/00 (2006.01);
U.S. Cl.
CPC ...
B29C 47/0852 (2013.01); B29C 47/0877 (2013.01); B29C 47/0828 (2013.01); B29C 47/0883 (2013.01); B29C 47/22 (2013.01); B29C 47/225 (2013.01); B29C 47/0021 (2013.01);
Abstract
When extrusion molding is conducted continuously for a long period of time, in order to prevent a die drool from being generated at an outlet of an extruder, to a shellin which an outlet, through which a melt-kneaded resin material is extruded by an extruder, is formed, a plate-like shell tipin which an openingwhich is arranged such that it surrounds the outletalong the circumference thereof is detachably attached, and non-sticky coating is applied at least along the outer surface of the core tip.