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. 31, 2021
Filed:
Oct. 18, 2016
Applicant:
Sumitomo Rubber Industries, Ltd., Kobe, JP;
Inventors:
Assignee:
SUMITOMO RUBBER INDUSTRIES, LTD., Hyogo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/66 (2019.01); B29C 48/60 (2019.01); B29C 48/76 (2019.01); B29C 48/685 (2019.01); B29C 48/54 (2019.01); B29C 48/68 (2019.01); B29C 48/25 (2019.01); B29B 7/74 (2006.01); B29B 7/84 (2006.01); B29C 48/67 (2019.01); B29K 21/00 (2006.01);
U.S. Cl.
CPC ...
B29C 48/687 (2019.02); B29C 48/268 (2019.02); B29C 48/54 (2019.02); B29C 48/681 (2019.02); B29C 48/767 (2019.02); B29B 7/7495 (2013.01); B29B 7/847 (2013.01); B29C 48/67 (2019.02); B29K 2021/003 (2013.01);
Abstract
The extruder includes: a cylinder having a first end portion and a second end portion respectively formed at two ends of the cylinder in an axial direction, and an ejection port formed in the first end portion; a screw including a shaft that is configured to rotate within the cylinder, and a screw blade that is provided on an outer circumferential surface of the shaft; a supplier that is attached to the second end portion side of the cylinder and is configured to supply a kneading target to an inside of the cylinder; and a plurality of protruding members that protrude from an inner wall surface of the cylinder.