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:
Oct. 18, 2022
Filed:
Feb. 13, 2018
Applicants:
Nihon University, Tokyo, JP;
Tokyo University of Science Foundation, Tokyo, JP;
Inventors:
Assignees:
NIHON UNIVERSITY, Tokyo, JP;
TOKYO UNIVERSITY OF SCIENCE FOUNDATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/336 (2017.01); B33Y 30/00 (2015.01); B29C 64/118 (2017.01); B29C 64/209 (2017.01);
U.S. Cl.
CPC ...
B29C 64/336 (2017.08); B29C 64/118 (2017.08); B29C 64/209 (2017.08); B33Y 30/00 (2014.12);
Abstract
A three-dimensional printing apparatus () allowing a linear filament (F) in which a fiber bundle (C) is impregnated with resin (P) to be continuously ejected includes twisting means () for allowing a total amount of twisting of the filament (F) or an amount of twisting of the fiber bundle (C) to be changed.