Invention Grant
- Patent Title: Core cowl for a turbofan engine
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Application No.: US14476685Application Date: 2014-09-03
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Publication No.: US10094332B2Publication Date: 2018-10-09
- Inventor: David F. Cerra , Paul Robert Tretow , Robert H. Willie , Abhishek Sahay
- Applicant: The Boeing Company
- Applicant Address: US IL Chicago
- Assignee: The Boeing Company
- Current Assignee: The Boeing Company
- Current Assignee Address: US IL Chicago
- Agency: Kolisch Hartwell, P.C.
- Main IPC: F02K1/48
- IPC: F02K1/48 ; B64D33/04 ; F02K1/34 ; F02K1/46 ; B64C21/10 ; F02K3/04 ; F02K3/06
Abstract:
A core cowl for a turbofan engine may include a plurality of valleys formed in an outer surface of the core cowl. Each valley may include a convex portion upstream of a concave portion, and may be configured to disrupt a shock cell exiting a fan nozzle of the turbofan engine. Associated methods for reducing turbofan engine noise are also described.
Public/Granted literature
- US20160061115A1 CORE COWL FOR A TURBOFAN ENGINE Public/Granted day:2016-03-03
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