Invention Grant
- Patent Title: Airfoil having impingement leading edge
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Application No.: US15791464Application Date: 2017-10-24
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Publication No.: US10584593B2Publication Date: 2020-03-10
- Inventor: Tracy A. Propheter-Hinckley , Carey Clum , Timothy J. Jennings
- Applicant: United Technologies Corporation
- Applicant Address: US CT Farmington
- Assignee: UNITED TECHNOLOGIES CORPORATION
- Current Assignee: UNITED TECHNOLOGIES CORPORATION
- Current Assignee Address: US CT Farmington
- Agency: Cantor Colburn LLP
- Main IPC: F01D5/18
- IPC: F01D5/18 ; F01D5/14

Abstract:
Airfoils bodies having a first end, a second end, a leading edge, and a trailing edge with a leading edge channel having a first channel wall and a second channel wall that join at a channel base to define the leading edge channel. The leading edge channel extends in a radial direction along the leading edge. A first leading edge impingement cavity is located proximate the leading edge and the first channel wall defines a portion of the first leading edge impingement cavity and a second leading edge impingement cavity with the second channel wall forming a portion of the second leading edge impingement cavity. A first leading edge impingement hole is formed in the first channel wall and angled such that air flowing from the first leading edge impingement cavity and through the first leading edge impingement hole impinges upon a portion of the second channel wall.
Public/Granted literature
- US20190120063A1 AIRFOIL HAVING IMPINGEMENT LEADING EDGE Public/Granted day:2019-04-25
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