RU94019374A - Five-layer sound-absorbing structure - Google Patents
Five-layer sound-absorbing structureInfo
- Publication number
- RU94019374A RU94019374A RU94019374/11A RU94019374A RU94019374A RU 94019374 A RU94019374 A RU 94019374A RU 94019374/11 A RU94019374/11 A RU 94019374/11A RU 94019374 A RU94019374 A RU 94019374A RU 94019374 A RU94019374 A RU 94019374A
- Authority
- RU
- Russia
- Prior art keywords
- absorbing structure
- layer sound
- effect
- sound
- dwg
- Prior art date
Links
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
FIELD: aeronautical engineering. SUBSTANCE: middle skin is positioned at angle relative to outer ones. EFFECT: enhanced efficiency of noise absorbing. 3 cl, 1 dwg
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU94019374/11A RU94019374A (en) | 1994-05-26 | 1994-05-26 | Five-layer sound-absorbing structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU94019374/11A RU94019374A (en) | 1994-05-26 | 1994-05-26 | Five-layer sound-absorbing structure |
Publications (1)
Publication Number | Publication Date |
---|---|
RU94019374A true RU94019374A (en) | 1996-08-27 |
Family
ID=48447731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU94019374/11A RU94019374A (en) | 1994-05-26 | 1994-05-26 | Five-layer sound-absorbing structure |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU94019374A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2637276C2 (en) * | 2013-06-13 | 2017-12-01 | Зе Боинг Компани | Structure based on superplastic forming/diffusion binding for reducing noise from air flow |
US10294815B2 (en) | 2012-03-01 | 2019-05-21 | The Boeing Company | SPF/DB structure for attenuation of noise from air flow |
RU2734246C1 (en) * | 2019-11-18 | 2020-10-13 | федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" | Variable height sound-absorbing structure |
-
1994
- 1994-05-26 RU RU94019374/11A patent/RU94019374A/en unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10294815B2 (en) | 2012-03-01 | 2019-05-21 | The Boeing Company | SPF/DB structure for attenuation of noise from air flow |
RU2637276C2 (en) * | 2013-06-13 | 2017-12-01 | Зе Боинг Компани | Structure based on superplastic forming/diffusion binding for reducing noise from air flow |
RU2734246C1 (en) * | 2019-11-18 | 2020-10-13 | федеральное государственное бюджетное образовательное учреждение высшего образования "Пермский национальный исследовательский политехнический университет" | Variable height sound-absorbing structure |
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