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:
Jan. 09, 2024

Filed:

Jun. 03, 2021
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Jorge Diosdado Borrego, Barcelona, ES;

Michel Georges Encrenaz, Rubi, ES;

Sergio Puigardeu Aramendia, Sant Cugat del Valles, ES;

Rocio Munoz Moreno, Madrid, ES;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 10/68 (2021.01); B22F 10/73 (2021.01); B22F 12/90 (2021.01); B33Y 40/20 (2020.01); B33Y 50/02 (2015.01); B29C 64/393 (2017.01); B29C 64/35 (2017.01); B33Y 40/00 (2020.01); B33Y 10/00 (2015.01); B29C 64/357 (2017.01); B29C 64/165 (2017.01); B22F 10/14 (2021.01);
U.S. Cl.
CPC ...
B22F 10/68 (2021.01); B22F 10/73 (2021.01); B22F 12/90 (2021.01); B29C 64/35 (2017.08); B29C 64/357 (2017.08); B29C 64/393 (2017.08); B33Y 40/00 (2014.12); B33Y 40/20 (2020.01); B33Y 50/02 (2014.12); B22F 10/14 (2021.01); B29C 64/165 (2017.08); B33Y 10/00 (2014.12);
Abstract

In one example, a decaking system for 3D printing includes a platform to support multiple green parts in unbound powder surrounding the green parts, a decaking tool to remove unbound powder from around the green parts, a camera to photograph green parts on the platform as unbound powder is removed from around the green parts, and a controller operatively connected to the camera. The controller is programmed to detect a pattern of light intensity in the photographs and, in response to a determination a detected pattern matches a reference pattern, modulate or stop the decaking tool.


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