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:
Aug. 03, 2021
Filed:
Dec. 14, 2018
United Technologies Corporation, Farmington, CT (US);
Christopher Perron, Tolland, CT (US);
Justin M. Aniello, Ellington, CT (US);
Shawn M. McMahon, West Hartford, CT (US);
Ricardo Trindade, Mansfield, CT (US);
Steven Bruce Gautschi, Milton, MA (US);
David Barger, East Hartford, CT (US);
Brett Alan Bartling, Monroe, CT (US);
Nicholas J. Madonna, North Haven, CT (US);
Robin Prenter, Avon, CT (US);
Ryan Lundgreen, Granby, CT (US);
Christopher Cosher, Vernon, CT (US);
Mohamed Hassan, Palm City, FL (US);
Raytheon Technologies Corporation, Farmington, CT (US);
Abstract
A vane ring for a gas turbine engine includes a multiple of vanes that extend between the inner vane platform and the outer vane platform, each of the multiple of vanes contains an airfoil cooling circuit that receives cooling airflow through a respective one of a multiple of feed passages; a multiple of metering passages in the outer vane platform, each of the multiple of metering passages in communication with the respective one of the multiple of feed passages; and a multiple of secondary passages in the outer vane platform, each of the multiple of secondary passages in communication with the respective one of the multiple of metering passages.