FR2214855B1 - - Google Patents
Info
- Publication number
- FR2214855B1 FR2214855B1 FR7302109A FR7302109A FR2214855B1 FR 2214855 B1 FR2214855 B1 FR 2214855B1 FR 7302109 A FR7302109 A FR 7302109A FR 7302109 A FR7302109 A FR 7302109A FR 2214855 B1 FR2214855 B1 FR 2214855B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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- 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
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- 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
- F16L55/02763—Throttle passages using an element with multiple tubes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/96—Preventing, counteracting or reducing vibration or noise
- F05B2260/962—Preventing, counteracting or reducing vibration or noise by means creating "anti-noise"
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Exhaust Silencers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7302109A FR2214855B1 (en) | 1973-01-22 | 1973-01-22 | |
GB265874A GB1462393A (en) | 1973-01-22 | 1974-01-21 | Suppressing sound from a fluid flowing in a duct |
DE19742402902 DE2402902A1 (en) | 1973-01-22 | 1974-01-22 | SOUND ATTENUATION OF FLUID LINES |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7302109A FR2214855B1 (en) | 1973-01-22 | 1973-01-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2214855A1 FR2214855A1 (en) | 1974-08-19 |
FR2214855B1 true FR2214855B1 (en) | 1976-04-30 |
Family
ID=9113627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7302109A Expired FR2214855B1 (en) | 1973-01-22 | 1973-01-22 |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2402902A1 (en) |
FR (1) | FR2214855B1 (en) |
GB (1) | GB1462393A (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4244440A (en) * | 1978-12-01 | 1981-01-13 | General Electric Company | Apparatus for suppressing internally generated gas turbine engine low frequency noise |
EP0105990A1 (en) * | 1982-10-15 | 1984-04-25 | International Combustion Australia Limited | Vibration damping system for boilers |
CA2072417A1 (en) * | 1991-08-28 | 1993-03-01 | David E. Yates | Aircraft engine nacelle having circular arc profile |
US5243683A (en) * | 1992-07-09 | 1993-09-07 | Yang Chiung Hsiang | Laminar streamflow-guided hair dryer with finned PTC heating means |
DE19737507A1 (en) * | 1997-08-28 | 1999-03-11 | Dampers Engineering Gmbh | Twist influencing device of exhaust gas flow in turbine |
DE102005046728A1 (en) * | 2005-09-29 | 2007-04-12 | Airbus Deutschland Gmbh | Fluid orifice for controlling flow of fluid, has plurality of friction elements whereby fluid flowing against fluid orifice in its flow rate is continuously restricted by extension of fluid orifice towards flow direction |
DE102008052794B4 (en) * | 2008-10-22 | 2014-11-20 | Airbus Operations Gmbh | Air guide element with a disturbance control element |
US9624791B2 (en) | 2014-09-11 | 2017-04-18 | Honeywell International Inc. | Noise suppression apparatus and methods of manufacturing the same |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2708006A (en) * | 1953-11-05 | 1955-05-10 | Backman Hans Fredrik | Muffler assembly for internal combustion engines |
-
1973
- 1973-01-22 FR FR7302109A patent/FR2214855B1/fr not_active Expired
-
1974
- 1974-01-21 GB GB265874A patent/GB1462393A/en not_active Expired
- 1974-01-22 DE DE19742402902 patent/DE2402902A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1462393A (en) | 1977-01-26 |
FR2214855A1 (en) | 1974-08-19 |
DE2402902A1 (en) | 1974-08-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |