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. 03, 2021
Filed:
Sep. 25, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Keigo Yamasaki, Shiojiri, JP;
Kohei Yuwaki, Shiojiri, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 64/209 (2017.01); B29C 64/227 (2017.01); B29C 64/245 (2017.01); B29C 64/255 (2017.01); B29C 64/295 (2017.01); B33Y 30/00 (2015.01);
U.S. Cl.
CPC ...
B29C 64/209 (2017.08); B29C 64/227 (2017.08); B29C 64/245 (2017.08); B29C 64/255 (2017.08); B29C 64/295 (2017.08); B33Y 30/00 (2014.12);
Abstract
Provided is a three-dimensional modeling apparatus including: a drive motor; a screw that has a groove formation surface with a groove formed therein and that is rotated by the drive motor; a barrel that has a facing surface facing the groove formation surface and having a communication hole at the center thereof and a heater; and a nozzle that ejects a modeling material supplied from the communication hole, in which0.03≤()/()≤5.00  (1)