Title:
複数の自由度を有する音響構造体
Document Type and Number:
Japanese Patent JP6824191
Kind Code:
B2
Abstract:
An acoustic structure having multiple degrees of acoustic freedom for reducing noise generated from a source. Acoustic septum caps, which are an integral part of the acoustic structure, include depth control portions that can be varied in width so that the septum portions of different septum caps can be located at different depths within the acoustic structure to provide an acoustic structure having multiple degrees of acoustic freedom even though the acoustic septum caps are anchored at the same depth within the structure.
Inventors:
Ichihashi, Fumitaka
Application Number:
JP2017555744A
Publication Date:
February 03, 2021
Filing Date:
April 18, 2016
Export Citation:
Assignee:
Hexel Corporation
International Classes:
G10K11/16; B64D29/00; B64D33/00; F02C7/045; G10K11/172
Domestic Patent References:
| JP2010522291A | ||||
| JP2162398A | ||||
| JP2008537604A | ||||
| JP2013522511A |
Foreign References:
| WO2015023412A1 |
Attorney, Agent or Firm:
Asamura patent office