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:
Nov. 29, 2022

Filed:

Jul. 01, 2016
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

John Alan Manteiga, Lynn, MA (US);

Gregg Hunt Wilson, Cincinnati, OH (US);

Stephen Joseph Waymeyer, Evendale, OH (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22F 3/24 (2006.01); B33Y 80/00 (2015.01); B33Y 10/00 (2015.01); F01D 25/24 (2006.01); B29C 64/153 (2017.01); B29C 64/35 (2017.01); B22F 5/10 (2006.01); B22F 10/20 (2021.01); B33Y 40/00 (2020.01);
U.S. Cl.
CPC ...
B22F 3/24 (2013.01); B22F 5/106 (2013.01); B22F 10/20 (2021.01); B29C 64/153 (2017.08); B29C 64/35 (2017.08); B33Y 10/00 (2014.12); B33Y 40/00 (2014.12); B33Y 80/00 (2014.12); F01D 25/24 (2013.01); B22F 2003/247 (2013.01); F05D 2230/22 (2013.01); F05D 2230/31 (2013.01); Y02P 10/25 (2015.11); Y02T 50/60 (2013.01);
Abstract

The present disclosure generally relates to methods for additive manufacturing (AM) for fabricating multi-walled structures. A multi-walled structure includes a first wall having a first surface and a second wall having a second surface facing the first surface to define a passage having a width between the first surface and the second surface in a first direction. The multi-walled structure also includes an enlarged powder removal feature connecting the first wall and the second wall. The enlarged powder removal feature has an inner dimension greater than the width in the first direction and at least one open end in a direction transverse to the first width.


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