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:
May. 09, 2023
Filed:
Feb. 09, 2018
Applicant:
Hideo Taniguchi, Kyoto, JP;
Inventors:
Hideo Taniguchi, Kyoto, JP;
Nobuhisa Ishida, Kyoto, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/209 (2017.01); B33Y 30/00 (2015.01); B29C 64/118 (2017.01); B29K 71/00 (2006.01);
U.S. Cl.
CPC ...
B29C 64/209 (2017.08); B29C 64/118 (2017.08); B33Y 30/00 (2014.12); B29K 2071/00 (2013.01);
Abstract
A printhead a supplying portion with a supplying opening of a filament; a melting portion to melt a filament supplied; a discharging portion having a discharging opening to discharge the melted filament. A heat insulating portion between the supplying portion and the melting portion are integrally formed to effectively suppress heat in the melting portion conducting to the supplying portion even when the melting portion is heated to high temperature, to maintain the temperature of the supplying portion to an appropriate temperature, and to efficiently utilize heat by the melting portion as a result of heating the melting portion.