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.

Date of Patent:
Nov. 29, 2022

Filed:

Apr. 21, 2020
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Kohei Yuwaki, Tsukuba, JP;

Koichi Saito, Matsumoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/295 (2017.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B29C 64/153 (2017.01); B22F 12/00 (2021.01); B22F 10/10 (2021.01);
U.S. Cl.
CPC ...
B29C 64/295 (2017.08); B22F 12/00 (2021.01); B29C 64/153 (2017.08); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B22F 10/10 (2021.01);
Abstract

A three-dimensional shaping device includes a chamber that has a shaping space; a heating unit configured to heat the shaping space; a base that has a shaping surface exposed to the shaping space; a discharge unit configured to discharge a shaping material toward the shaping surface while moving in a first direction in the shaping space heated by the heating unit and shape a three-dimensional shaped article; a first drive unit configured to move the base in a second direction crossing the first direction; and a tubular first heat resistant member that is disposed between a peripheral part of a first opening formed in a partition wall of the chamber and the base, configured to extend and contract in the second direction in accordance with a movement of the base in the second direction, and defines a separation space separated from the shaping space, in which at least a part of the first drive unit is disposed in the separation space.


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