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
Application number
FR7302109A
Other languages
French (fr)
Other versions
FR2214855A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Airbus Group SAS
Original Assignee
Airbus Group SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Airbus Group SAS filed Critical Airbus Group SAS
Priority to FR7302109A priority Critical patent/FR2214855B1/fr
Priority to GB265874A priority patent/GB1462393A/en
Priority to DE19742402902 priority patent/DE2402902A1/en
Publication of FR2214855A1 publication Critical patent/FR2214855A1/fr
Application granted granted Critical
Publication of FR2214855B1 publication Critical patent/FR2214855B1/fr
Expired legal-status Critical Current

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
    • 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)
FR7302109A 1973-01-22 1973-01-22 Expired FR2214855B1 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
GB1462393A (en) 1977-01-26
FR2214855A1 (en) 1974-08-19
DE2402902A1 (en) 1974-08-01

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Legal Events

Date Code Title Description
ST Notification of lapse