JP2019204010A5 - - Google Patents

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Publication number
JP2019204010A5
JP2019204010A5 JP2018099590A JP2018099590A JP2019204010A5 JP 2019204010 A5 JP2019204010 A5 JP 2019204010A5 JP 2018099590 A JP2018099590 A JP 2018099590A JP 2018099590 A JP2018099590 A JP 2018099590A JP 2019204010 A5 JP2019204010 A5 JP 2019204010A5
Authority
JP
Japan
Prior art keywords
hole
sound absorbing
cross
perforated plate
absorbing structure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2018099590A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019204010A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2018099590A priority Critical patent/JP2019204010A/ja
Priority claimed from JP2018099590A external-priority patent/JP2019204010A/ja
Priority to PCT/JP2019/017775 priority patent/WO2019225293A1/ja
Publication of JP2019204010A publication Critical patent/JP2019204010A/ja
Publication of JP2019204010A5 publication Critical patent/JP2019204010A5/ja
Pending legal-status Critical Current

Links

JP2018099590A 2018-05-24 2018-05-24 吸音構造体 Pending JP2019204010A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2018099590A JP2019204010A (ja) 2018-05-24 2018-05-24 吸音構造体
PCT/JP2019/017775 WO2019225293A1 (ja) 2018-05-24 2019-04-25 吸音構造体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018099590A JP2019204010A (ja) 2018-05-24 2018-05-24 吸音構造体

Publications (2)

Publication Number Publication Date
JP2019204010A JP2019204010A (ja) 2019-11-28
JP2019204010A5 true JP2019204010A5 (enExample) 2020-09-17

Family

ID=68616609

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018099590A Pending JP2019204010A (ja) 2018-05-24 2018-05-24 吸音構造体

Country Status (2)

Country Link
JP (1) JP2019204010A (enExample)
WO (1) WO2019225293A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11834997B2 (en) * 2022-04-29 2023-12-05 Rtx Corporation Face sheet of acoustic liner having streamlined holes with elongated edges

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3809520B2 (ja) * 2001-07-04 2006-08-16 独立行政法人 宇宙航空研究開発機構 微細噴流制御式吸音システム
JP4245542B2 (ja) * 2004-10-15 2009-03-25 株式会社神戸製鋼所 多孔板吸音構造体
US20070012508A1 (en) * 2005-07-13 2007-01-18 Demers Christopher G Impact resistance acoustic treatment
JP2008231956A (ja) * 2007-03-16 2008-10-02 Daikyo Nishikawa Kk 吸音構造体
WO2017090538A1 (ja) * 2015-11-27 2017-06-01 株式会社神戸製鋼所 多孔吸音板

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