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. 15, 2017
Filed:
Feb. 13, 2014
Applicant:
The Japan Steel Works, Ltd., Tokyo, JP;
Inventors:
Assignee:
THE JAPAN STEEL WORKS, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 47/40 (2006.01); B29C 47/76 (2006.01); B29C 47/08 (2006.01);
U.S. Cl.
CPC ...
B29C 47/763 (2013.01); B29C 47/0835 (2013.01); B29C 47/40 (2013.01); B29C 47/402 (2013.01); B29C 47/767 (2013.01);
Abstract
A vent assembly device for a twin-screw extruder includes a vent assembly () that has a vent opening () and that is provided in a cylinder () of a twin-screw extruder () having a left axis-side screw () and a right axis-side screw (). The size of at least the vent opening () of the vent assembly () can be freely modified by forming the vent assembly () from a plurality of vent assembly units () and by providing the plurality of vent assembly units () for one vent opening ().