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.
Patent No.:
Date of Patent:
Jul. 31, 2018
Filed:
Feb. 09, 2015
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventors:
Ryan B. Noraas, Vernon, CT (US);
Steven J. Bullied, Pomfret Center, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 25/00 (2006.01); B05D 1/24 (2006.01); B22C 7/02 (2006.01); B22C 9/04 (2006.01); C08J 9/36 (2006.01); B05D 3/00 (2006.01); F01D 5/28 (2006.01);
U.S. Cl.
CPC ...
B05D 1/24 (2013.01); B05D 3/007 (2013.01); B22C 7/023 (2013.01); B22C 9/046 (2013.01); C08J 9/36 (2013.01); F01D 5/28 (2013.01); F01D 5/288 (2013.01); F05D 2220/36 (2013.01); F05D 2230/31 (2013.01); F05D 2240/303 (2013.01); F05D 2300/43 (2013.01); F05D 2300/603 (2013.01); F05D 2300/612 (2013.01); Y02T 50/672 (2013.01);
Abstract
A foam for use in a lost-foam casting process utilized in the manufacture of a component for a gas turbine engine, the foam having a void fraction less than or equal to ninety five percent, is disclosed. The foam may include a first layer comprising polymer foam having an open-cell structure and a void fraction greater than ninety five percent. A second layer, comprising adhesive, may be adhered to the first layer. A third layer comprising particulate material may be adhered to the second layer.