IE42550L - Acoustic attenuator - Google Patents
Acoustic attenuatorInfo
- Publication number
- IE42550L IE42550L IE73576A IE73576A IE42550L IE 42550 L IE42550 L IE 42550L IE 73576 A IE73576 A IE 73576A IE 73576 A IE73576 A IE 73576A IE 42550 L IE42550 L IE 42550L
- Authority
- IE
- Ireland
- Prior art keywords
- acoustic attenuator
- attenuator
- acoustic
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/027—Throttle passages
- F16L55/02736—Throttle passages using transversal baffles defining a tortuous path
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Duct Arrangements (AREA)
- Exhaust Silencers (AREA)
- Air-Flow Control Members (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7511416A FR2307330A1 (en) | 1975-04-11 | 1975-04-11 | ACOUSTIC ATTENUATOR, ESPECIALLY INSERABLE IN AN AIR DUCT |
Publications (2)
Publication Number | Publication Date |
---|---|
IE42550L true IE42550L (en) | 1976-10-11 |
IE42550B1 IE42550B1 (en) | 1980-08-27 |
Family
ID=9153836
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IE73576A IE42550B1 (en) | 1975-04-11 | 1976-04-08 | Acoustic attenuator |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE840537A (en) |
ES (1) | ES446879A1 (en) |
FR (1) | FR2307330A1 (en) |
GB (1) | GB1536164A (en) |
IE (1) | IE42550B1 (en) |
IT (1) | IT1058802B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK1878008T3 (en) * | 2005-03-18 | 2013-12-16 | Tumane Entpr Ltd | SOUND-DOWN FLOW CHANNEL DEVICE |
CN108800517B (en) * | 2018-08-29 | 2024-05-17 | 正升环境科技股份有限公司 | Diffusion resonance silencing device and ventilation channel silencing system |
CN112555556A (en) * | 2020-10-27 | 2021-03-26 | 中国原子能科学研究院 | Inverted tooth type throttling element |
CN114440045A (en) * | 2022-03-08 | 2022-05-06 | 公元股份有限公司 | Noise-reducing energy dissipater of vertical pipe |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR921160A (en) * | 1945-10-31 | 1947-04-29 | Travaux Souterrains | Advanced soundproofing channel |
CH335132A (en) * | 1951-08-30 | 1958-12-31 | Canadian Patents Dev | Installation to damp the noise generated by a gas jet escaping from a nozzle |
-
1975
- 1975-04-11 FR FR7511416A patent/FR2307330A1/en active Granted
-
1976
- 1976-04-08 IE IE73576A patent/IE42550B1/en unknown
- 1976-04-08 BE BE165973A patent/BE840537A/en unknown
- 1976-04-09 ES ES446879A patent/ES446879A1/en not_active Expired
- 1976-04-09 IT IT6784076A patent/IT1058802B/en active
- 1976-04-09 GB GB1460076A patent/GB1536164A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2307330B1 (en) | 1978-02-24 |
BE840537A (en) | 1976-10-08 |
IE42550B1 (en) | 1980-08-27 |
FR2307330A1 (en) | 1976-11-05 |
GB1536164A (en) | 1978-12-20 |
ES446879A1 (en) | 1977-06-01 |
IT1058802B (en) | 1982-05-10 |
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