IT1076861B - ACOUSTIC ENERGY ABSORBER DEVICE FROM A FLUID CURRENT - Google Patents
ACOUSTIC ENERGY ABSORBER DEVICE FROM A FLUID CURRENTInfo
- Publication number
- IT1076861B IT1076861B IT1988177A IT1988177A IT1076861B IT 1076861 B IT1076861 B IT 1076861B IT 1988177 A IT1988177 A IT 1988177A IT 1988177 A IT1988177 A IT 1988177A IT 1076861 B IT1076861 B IT 1076861B
- Authority
- IT
- Italy
- Prior art keywords
- acoustic energy
- energy absorber
- absorber device
- fluid current
- fluid
- 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
- F16L55/033—Noise absorbers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Exhaust Silencers (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB425876A GB1568686A (en) | 1976-02-03 | 1976-02-03 | Absorption of acoustic energy from a fluid |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1076861B true IT1076861B (en) | 1985-04-27 |
Family
ID=9773726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT1988177A IT1076861B (en) | 1976-02-03 | 1977-02-02 | ACOUSTIC ENERGY ABSORBER DEVICE FROM A FLUID CURRENT |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5296002A (en) |
AU (1) | AU512114B2 (en) |
BE (1) | BE851006A (en) |
CA (1) | CA1108061A (en) |
DE (1) | DE2703865C2 (en) |
FR (1) | FR2340499A1 (en) |
GB (1) | GB1568686A (en) |
IT (1) | IT1076861B (en) |
NL (1) | NL7701023A (en) |
SE (1) | SE7701125L (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5528039A (en) * | 1978-08-21 | 1980-02-28 | Mitsubishi Heavy Ind Ltd | Fluiddpowerrnoise silencer |
FR2734850B1 (en) * | 1995-05-31 | 1997-07-18 | Berthelon Bernard Joseph | TUNNEL OR FISH CHANNEL |
US6074208A (en) * | 1998-08-21 | 2000-06-13 | Mitchell; Kenneth B. | Noise reduction in fluid flow passage |
DE102005007290B3 (en) * | 2005-02-17 | 2006-07-27 | Itw-Befestigungssysteme Gmbh | Gas flow sound damper for use in e.g. hand-operated driving tool for nails, has cover with number of fibers or filament bundles fixed with end at cover, which has gas emanation opening lying transverse to exhaust gas inflow direction |
DE102006037537B4 (en) * | 2006-08-10 | 2008-05-08 | Airbus Deutschland Gmbh | Aperture and its use for throttling a volume flow in an air distribution pipe system of an air conditioning system of a commercial aircraft |
CN109253340B (en) * | 2018-10-31 | 2024-04-19 | 中国船舶重工集团公司第七一九研究所 | Resonant water muffler with adjustable frequency and pressure bearing |
CN110242818B (en) * | 2019-07-19 | 2024-07-05 | 厦门大学 | Damping support device for slender component |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE599977C (en) * | 1933-08-04 | 1934-07-12 | Josef Ernst | Sound absorbers, especially for internal combustion engines, with built-in sound-absorbing elements |
GB463354A (en) * | 1935-04-16 | 1937-03-30 | Eduard Caspar | Improvements in and relating to exhaust silencers for internal combustion engines |
GB542179A (en) * | 1940-06-28 | 1941-12-30 | Frederick Heather | Improvements in or relating to silencers |
US2633873A (en) * | 1947-10-11 | 1953-04-07 | Standard Oil Dev Co | Elastic surface liner for abrasive service |
GB1274871A (en) * | 1969-01-24 | 1972-05-17 | Rolls Royce | Sound absorptive material |
-
1976
- 1976-02-03 GB GB425876A patent/GB1568686A/en not_active Expired
-
1977
- 1977-01-31 DE DE19772703865 patent/DE2703865C2/en not_active Expired
- 1977-01-31 CA CA270,760A patent/CA1108061A/en not_active Expired
- 1977-02-01 NL NL7701023A patent/NL7701023A/en not_active Application Discontinuation
- 1977-02-01 AU AU21835/77A patent/AU512114B2/en not_active Expired
- 1977-02-02 FR FR7702875A patent/FR2340499A1/en active Granted
- 1977-02-02 IT IT1988177A patent/IT1076861B/en active
- 1977-02-02 SE SE7701125A patent/SE7701125L/en not_active Application Discontinuation
- 1977-02-02 BE BE174591A patent/BE851006A/en not_active IP Right Cessation
- 1977-02-03 JP JP1032577A patent/JPS5296002A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
CA1108061A (en) | 1981-09-01 |
BE851006A (en) | 1977-05-31 |
DE2703865C2 (en) | 1982-11-11 |
DE2703865A1 (en) | 1977-08-04 |
AU512114B2 (en) | 1980-09-25 |
FR2340499A1 (en) | 1977-09-02 |
GB1568686A (en) | 1980-06-04 |
FR2340499B1 (en) | 1983-03-18 |
JPS5296002A (en) | 1977-08-12 |
NL7701023A (en) | 1977-08-05 |
AU2183577A (en) | 1978-08-10 |
SE7701125L (en) | 1977-08-04 |
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