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. 02, 2025
Filed:
Mar. 02, 2022
Applicant:
Stratasys Powder Production Ltd., Cambridge, GB;
Inventors:
Frederik Tjellesen, Cambridge, GB;
Anders Hartmann, Cambridge, GB;
Assignee:
Stratasys Powder Production Ltd., Nottingham, GB;
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/153 (2017.01); B01F 27/053 (2022.01); B01F 27/112 (2022.01); B01F 27/1121 (2022.01); B01F 27/1125 (2022.01); B22F 12/57 (2021.01); B29C 64/241 (2017.01); B29C 64/245 (2017.01); B29C 64/255 (2017.01); B29C 64/314 (2017.01); B33Y 10/00 (2015.01); B22F 10/28 (2021.01); B22F 10/73 (2021.01); B22F 12/13 (2021.01); B22F 12/17 (2021.01); B22F 12/90 (2021.01); B29C 64/209 (2017.01); B29C 64/295 (2017.01); B29C 64/35 (2017.01); B33Y 30/00 (2015.01);
U.S. Cl.
CPC ...
B29C 64/314 (2017.08); B01F 27/053 (2022.01); B01F 27/112 (2022.01); B01F 27/1121 (2022.01); B01F 27/1125 (2022.01); B22F 12/57 (2021.01); B29C 64/153 (2017.08); B29C 64/241 (2017.08); B29C 64/245 (2017.08); B29C 64/255 (2017.08); B33Y 10/00 (2014.12); B22F 10/28 (2021.01); B22F 10/73 (2021.01); B22F 12/13 (2021.01); B22F 12/17 (2021.01); B22F 12/90 (2021.01); B29C 64/209 (2017.08); B29C 64/295 (2017.08); B29C 64/35 (2017.08); B33Y 30/00 (2014.12);
Abstract
A stirring device for a powder tank of an apparatus for manufacturing a three-dimensional object. The stirring device is configured to rotate within the powder tank about an axis of rotation, and comprises a base plate and a strut. The strut extends from the base plate and is arranged to extend into the powder tank forming an obtuse angle with the outer edge of the base plate.