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. 06, 2025

Filed:

Feb. 21, 2023
Applicants:

Concept Laser Gmbh, Lichtenfels, DE;

GE Additive Germany Gmbh, Frankfurt, DE;

Inventors:

Juergen Werner, Lichtenfels, DE;

Jan Michael Friese, Erlangen, DE;

Christian Wacker, Bamberg, DE;

Patrick Dueck, Weismain, DE;

Kai Hertel, Breitengussbach, DE;

Benedikt Roidl, Munich, DE;

Dominic Graf, Weitramsdorf, DE;

Florian Bechmann, Lichtenfels, DE;

Johannes Stroessner, Kulmbach, DE;

Assignees:

Concept Laser GmbH, Lichtenfels, DE;

GE Additive Germany GmbH, Frankfurt, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 10/20 (2020.12); B22F 10/22 (2020.12); B22F 10/25 (2020.12); B22F 10/28 (2020.12); B22F 10/30 (2020.12); B22F 10/366 (2020.12); B22F 10/368 (2020.12); B22F 10/80 (2020.12); B22F 10/85 (2020.12); B22F 12/40 (2020.12); B22F 12/45 (2020.12); B22F 12/90 (2020.12); B28B 1/00 (2005.12); B29C 64/153 (2016.12); B29C 64/264 (2016.12); B29C 64/268 (2016.12); B29C 64/277 (2016.12); B29C 64/282 (2016.12); B29C 64/393 (2016.12); B33Y 10/00 (2014.12); B33Y 30/00 (2014.12); B33Y 50/02 (2014.12); C04B 35/64 (2005.12); G05B 19/4099 (2005.12);
U.S. Cl.
CPC ...
B29C 64/268 (2017.07); B22F 10/28 (2020.12); B22F 10/366 (2020.12); B22F 12/45 (2020.12); B28B 1/001 (2012.12); B29C 64/153 (2017.07); B29C 64/393 (2017.07); B33Y 10/00 (2014.11); B33Y 30/00 (2014.11); B33Y 50/02 (2014.11); G05B 2219/49018 (2012.12);
Abstract

Methods of additively manufacturing a three-dimensional object by one or more energy beams include selectively directing a first energy beam across a powder bed along a plurality of first hatching paths and a first contour path that defines a first outer contour portion and a first stitching portion, wherein the first outer contour portion at least partially defines a first edge portion of an outer edge of the three-dimensional object, and wherein the first edge portion is non-linear, and selectively directing a second energy beam across the powder bed along a plurality of second hatching paths and a second contour path that at least partially defines a second edge portion of the outer edge of the three-dimensional object, wherein the second edge portion is adjacent the first edge portion, and wherein the first stitching portion extends into the plurality of second hatching paths along a non-linear stitching path.


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