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.

Date of Patent:
May. 27, 2025

Filed:

Oct. 24, 2023
Applicant:

Desktop Metal, Inc., Burlington, MA (US);

Inventors:

Jamison Go, Orlando, FL (US);

Robert Michael Shydo, Jr., Pelham, NH (US);

Emanuel M. Sachs, Newton, MA (US);

Michael Santorella, Boston, MA (US);

Midnight Zero, Wilmington, MA (US);

Jonah Samuel Myerberg, Lexington, MA (US);

Joseph Gabay, Somerville, MA (US);

Jeffrey Von Loesecke, Hingham, MA (US);

Alexander K. McCalmont, Hollis, NH (US);

Assignee:

Desktop Metal, Inc., Burlington, MA (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 10/14 (2021.01); B22F 1/10 (2022.01); B22F 10/00 (2021.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01);
U.S. Cl.
CPC ...
B22F 10/14 (2021.01); B22F 1/10 (2022.01); B22F 10/00 (2021.01); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12);
Abstract

Techniques for depowdering in additive fabrication are provided. According to some aspects, techniques are provided that separate powder from parts through vibration of the powder, the parts, and/or structures mechanically connected to the powder and/or parts. For instance, the application of vibration may dislodge, aerate and/or otherwise increase the flowability of regions of the powder, thereby making it easier to remove the powder with a suitable means. Techniques for depowdering through vibration may be automated, thereby mitigating challenges associated with manual depowdering operations.


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