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:
Jun. 04, 2019
Filed:
Jan. 16, 2015
Applicant:
United Technologies Corporation, Hartford, CT (US);
Inventors:
Anthony P. Cherolis, Hartford, CT (US);
Jeffrey J. Lienau, Wethersfield, CT (US);
Robert Newman, Harwinto, CT (US);
Cheng-Zhang Wang, Glastonbury, CT (US);
Assignee:
UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02C 7/18 (2006.01); F01D 9/06 (2006.01);
U.S. Cl.
CPC ...
F02C 7/18 (2013.01); F01D 9/065 (2013.01); F05D 2220/3213 (2013.01); F05D 2240/90 (2013.01); Y02T 50/675 (2013.01);
Abstract
A gas turbine engine includes a mid-turbine frame that includes an inner frame case. At least one spoke is connected to the inner frame case. At least one spoke includes a fluid passage that is in fluid communication with a channel on a radially inner end of the fluid passage. The channel is directed in a radially inward and circumferential direction. A cavity is located radially inward from the mid-turbine frame and is in fluid communication with the channel.