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:
Sep. 30, 2025
Filed:
Nov. 01, 2021
Applicant:
The Japan Steel Works, Ltd., Tokyo, JP;
Inventors:
Naoki Ueda, Tokyo, JP;
Tomonori Hashimoto, Tokyo, JP;
Hiroyuki Kawano, Tokyo, JP;
Soichiro Matsuda, Tokyo, JP;
Fumiya Yamabe, Tokyo, JP;
Assignee:
THE JAPAN STEEL WORKS, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/30 (2019.01); B29B 9/06 (2006.01); B29C 48/00 (2019.01); B33Y 10/00 (2015.01); B33Y 80/00 (2015.01);
U.S. Cl.
CPC ...
B29C 48/3001 (2019.02); B29B 9/065 (2013.01); B29C 48/0022 (2019.02); B33Y 10/00 (2014.12); B33Y 80/00 (2014.12);
Abstract
A dieincludes a central member, an injection hole formed from a surface of the central memberto an inside, a plurality of nozzles formed from an opposite surface of the central memberto the inside and connected to the injection hole, a heat source provided inside the central member, and a plurality of heat insulating portionsprovided inside the central member. The plurality of heat insulating portionsextend from an outer peripheral side of the central membertoward an inner side of the central memberin plan view.