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. 15, 2018

Filed:

Dec. 17, 2015
Applicant:

General Electric Company, Schenectady, NY (US);

Inventors:

Michael Douglas Arnett, Simpsonville, SC (US);

John Charles Intile, Simpsonville, SC (US);

Stanley Frank Simpson, Simpsonville, SC (US);

Assignee:

General Electric Company, Schenectady, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22C 9/10 (2006.01); B22C 9/24 (2006.01); B22C 7/00 (2006.01); B22D 19/00 (2006.01); B22D 19/16 (2006.01); B22D 21/00 (2006.01); B22D 25/02 (2006.01); F01D 5/18 (2006.01); F01D 9/02 (2006.01); F01D 25/12 (2006.01); F04D 29/32 (2006.01); F04D 29/58 (2006.01); F04D 29/54 (2006.01);
U.S. Cl.
CPC ...
B22C 7/00 (2013.01); B22C 9/10 (2013.01); B22C 9/108 (2013.01); B22C 9/24 (2013.01); B22D 19/0072 (2013.01); B22D 19/16 (2013.01); B22D 21/005 (2013.01); B22D 25/02 (2013.01); F01D 5/18 (2013.01); F01D 9/02 (2013.01); F01D 25/12 (2013.01); F04D 29/324 (2013.01); F04D 29/542 (2013.01); F04D 29/582 (2013.01); F05D 2220/32 (2013.01); F05D 2230/211 (2013.01);
Abstract

A mold assembly for use in forming a component having an internal passage defined therein is provided. The component is formed from a component material. The mold assembly includes a mold that defines a mold cavity therein. The mold assembly also includes a lattice structure selectively positioned at least partially within the mold cavity. The lattice structure is formed from a first material that has a selectively altered composition in at least one region of the lattice structure. A channel is defined through the lattice structure, and a core is positioned in the channel such that at least a portion of the core extends within the mold cavity and defines the internal passage when the component is formed in the mold assembly.


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