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:
Oct. 15, 2024

Filed:

Nov. 29, 2018
Applicant:

Dm3d Technology, Llc, Auburn Hills, MI (US);

Inventors:

Bhaskar Dutta, Troy, MI (US);

Vijayavel Bagavath-Singh, Troy, MI (US);

Mark David Lewan, White Lake, MI (US);

Assignee:

DM3D Technology, LLC, Auburn Hills, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 26/342 (2014.01); B23K 26/082 (2014.01); B23K 26/14 (2014.01); G01F 1/30 (2006.01); G01F 1/78 (2006.01); B23K 26/70 (2014.01); B33Y 10/00 (2015.01); B33Y 30/00 (2015.01); B33Y 50/02 (2015.01); B33Y 70/00 (2020.01);
U.S. Cl.
CPC ...
B23K 26/342 (2015.10); B23K 26/082 (2015.10); B23K 26/1464 (2013.01); G01F 1/30 (2013.01); G01F 1/78 (2013.01); B23K 26/702 (2015.10); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 50/02 (2014.12); B33Y 70/00 (2014.12);
Abstract

An assembly for measuring metal powder material mass flow rate during direct metal deposition. A detection strip is placed in the gas-blown metal powder material flow path. The detection strip is fixed in one end and suspended at the other end. The flowing metal powder material particles induce displacement to the detection strip. A displacement measurement sensor measures the amount of displacement of the detection strip. The amount of displacement of the detection strip gives relationship to the amount of the metal powder material flowing in the metal powder material flow path. The detection strip and the sensor are connected to a housing with a metal powder material inlet port and metal powder material outlet port and includes internal features for smooth travel of metal powder material particles.


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