- Patent Title: Methods and apparatus for noise attenuation in an engine nacelle
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Application No.: US15453400Application Date: 2017-03-08
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Publication No.: US10294867B2Publication Date: 2019-05-21
- Inventor: Alex C. Lumbab , Bradley Scott Leisten
- 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: Armstrong Teasdale LLP
- Main IPC: F02C7/24
- IPC: F02C7/24 ; F01D25/24 ; G10K11/16 ; B32B37/14 ; B32B37/12 ; F02C7/045 ; B32B38/18
Abstract:
An inner barrel for a nacelle for an engine is provided. The inner barrel includes a radially inner acoustic liner and a radially outer structural barrel. The structural barrel includes a flange for coupling the inner barrel to the nacelle. At least a portion of the flange is formed integrally with the structural barrel.
Public/Granted literature
- US20170175642A1 METHODS AND APPARATUS FOR NOISE ATTENUATION IN AN ENGINE NACELLE Public/Granted day:2017-06-22
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