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. 31, 2023
Filed:
Aug. 12, 2022
Applicant:
Jeol Ltd., Tokyo, JP;
Inventors:
Assignee:
JEOL Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 10/322 (2021.01); B22F 12/20 (2021.01); B22F 10/47 (2021.01); B22F 12/30 (2021.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01);
U.S. Cl.
CPC ...
B22F 10/322 (2021.01); B22F 10/47 (2021.01); B22F 12/20 (2021.01); B22F 12/30 (2021.01); B22F 2201/01 (2013.01); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12);
Abstract
A three-dimensional PBF-AM apparatus includes a stage on which a powder material is spread, and a tubular build box disposed in a state of surrounding the stage. The build box includes a side wall portion having a first tubular member surrounding the stage and a second tubular member surrounding the stage with the first tubular member interposed therebetween and forming a space with the first tubular member, and moreover, a vacuum heat insulating layer can be formed inside the side wall portion by vacuuming the space.