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:
Aug. 29, 2023

Filed:

Oct. 04, 2017
Applicant:

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

Inventor:

Arthur H Barnes, Vancouver, WA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 64/165 (2017.01); B33Y 40/00 (2020.01); B29C 64/393 (2017.01); B33Y 10/00 (2015.01); B33Y 50/02 (2015.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
B29C 64/165 (2017.08); B29C 64/393 (2017.08); B33Y 40/00 (2014.12); H04N 1/00978 (2013.01); B33Y 10/00 (2014.12); B33Y 50/02 (2014.12);
Abstract

Some examples include a method of operating an additive manufacturing machine including forming a layer of a build material, selectively applying a fusing agent onto the formed layer of build material, applying fusing energy to the build material and fusing agent with a thermal energy source to form an object layer of a three dimensional object and a sacrificial layer of a sacrificial object at the selectively applied fusing agent, sensing a thermal temperature of the sacrificial layer, comparing the sensed thermal temperature of the sacrificial layer to a target temperature, and adjusting a power level of the thermal energy source based on the compared temperatures.


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