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:
May. 26, 2015
Filed:
Dec. 07, 2012
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Bryan P. Dube, Columbia, CT (US);
Ryan Shepard Levy, Oak Park, IL (US);
Richard H. Page, Guilford, CT (US);
Assignee:
United Technologies Corporation, Hartford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22C 9/00 (2006.01); B22C 9/10 (2006.01); B22C 9/04 (2006.01); F01D 5/18 (2006.01); B22D 29/00 (2006.01);
U.S. Cl.
CPC ...
B22C 9/10 (2013.01); B22C 9/04 (2013.01); B22C 9/108 (2013.01); F01D 5/187 (2013.01); F05D 2240/121 (2013.01); F05D 2240/122 (2013.01); F05D 2240/303 (2013.01); F05D 2240/304 (2013.01); F05D 2250/185 (2013.01); B22D 29/001 (2013.01); F05D 2230/00 (2013.01); F05D 2230/21 (2013.01); F05D 2300/13 (2013.01);
Abstract
The present disclosure is directed to a refractory metal core for use in forming varying thickness microcircuits in turbine engine components, a process for forming the refractory metal core, and a process for forming the turbine engine components. The refractory metal core is used in the casting of a turbine engine component. The core is formed by a sheet of refractory metal material having a curved trailing edge portion integrally formed with a leading edge portion.