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. 02, 2022
Filed:
Apr. 26, 2017
Applicants:
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
Hsp Technologies Inc., Tsukuba, JP;
Inventors:
Assignees:
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
HSP Technologies Inc., Tsukuba, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 48/51 (2019.01); B29C 48/67 (2019.01); B29C 48/76 (2019.01); B29B 7/48 (2006.01); B29B 7/84 (2006.01); B29B 7/42 (2006.01); B29B 7/72 (2006.01); B29B 7/74 (2006.01); B29B 7/82 (2006.01); B29C 48/385 (2019.01); B29C 48/55 (2019.01); B29C 48/54 (2019.01); B29C 48/25 (2019.01); B29C 48/57 (2019.01); B29C 48/09 (2019.01); B29C 48/40 (2019.01); B29C 48/80 (2019.01); B29C 48/53 (2019.01); B29K 33/00 (2006.01); B29K 69/00 (2006.01);
U.S. Cl.
CPC ...
B29C 48/51 (2019.02); B29B 7/42 (2013.01); B29B 7/426 (2013.01); B29B 7/429 (2013.01); B29B 7/483 (2013.01); B29B 7/489 (2013.01); B29B 7/726 (2013.01); B29B 7/7461 (2013.01); B29B 7/823 (2013.01); B29B 7/84 (2013.01); B29B 7/845 (2013.01); B29C 48/385 (2019.02); B29C 48/67 (2019.02); B29C 48/76 (2019.02); B29C 48/09 (2019.02); B29C 48/252 (2019.02); B29C 48/268 (2019.02); B29C 48/402 (2019.02); B29C 48/53 (2019.02); B29C 48/54 (2019.02); B29C 48/55 (2019.02); B29C 48/57 (2019.02); B29C 48/767 (2019.02); B29C 48/832 (2019.02); B29C 48/834 (2019.02); B29K 2033/12 (2013.01); B29K 2069/00 (2013.01);
Abstract
An extruder includes a screw for extruder provided with a screw element for kneading a raw material, and a barrel including a cylinder portion in which the screw is inserted so as to be rotatable. A plurality of screw elements identical with the screw element are provided in a longitudinal direction of the screw under a certain rule. The barrel is integrated by combining a plurality of barrel blocks blocked. Each of the plurality of barrel blocks is configured in accordance with a length of the screw element provided in the longitudinal direction of the screw.