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:
Dec. 27, 2022
Filed:
Oct. 16, 2020
Technology Research Association for Future Additive Manufacturing, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
Hiroshi Ohno, Chuo, JP;
Satoshi Tsuno, Ota, JP;
Mitsuo Sasaki, Chigasaki, JP;
Tomohiko Yamada, Yokohama, JP;
Yasutomo Shiomi, Koza, JP;
Shimpei Fujimaki, Mishima, JP;
Technology Research Association for Future Additive Manufacturing, Tokyo, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Kikai Kohuchiki Kichs, Tokyo, JP;
Abstract
A nozzle according to one embodiment has an inner surface and an outer surface, and is provided with a first passage through which an energy ray passes, and a second passage that is provided between the inner surface and the outer surface, and through which powder and fluid pass. The second passage includes a second open end on one end thereof in a first direction. A first surface that is one of the inner surface and the outer surface includes a first edge on one end thereof in the first direction. A second surface that is the other one of those includes a second edge on one end thereof in the first direction, and is distanced from the first edge toward the first direction. The fluid ejected from the second open end flows along the second surface, and separates at the second edge.