FR2281618B1 - - Google Patents

Info

Publication number
FR2281618B1
FR2281618B1 FR7524553A FR7524553A FR2281618B1 FR 2281618 B1 FR2281618 B1 FR 2281618B1 FR 7524553 A FR7524553 A FR 7524553A FR 7524553 A FR7524553 A FR 7524553A FR 2281618 B1 FR2281618 B1 FR 2281618B1
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
FR7524553A
Other languages
French (fr)
Other versions
FR2281618A1 (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.)
Carl Freudenberg KG
Original Assignee
Carl Freudenberg KG
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 Carl Freudenberg KG filed Critical Carl Freudenberg KG
Publication of FR2281618A1 publication Critical patent/FR2281618A1/en
Application granted granted Critical
Publication of FR2281618B1 publication Critical patent/FR2281618B1/fr
Granted 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
    • F16L55/033—Noise absorbers
    • F16L55/0336—Noise absorbers by means of sound-absorbing materials
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
  • Laminated Bodies (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR7524553A 1974-08-07 1975-08-06 SET FOR THE ABSORPTION OF SOUNDS TRANSMITTED BY THE AIR Granted FR2281618A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742437947 DE2437947C3 (en) 1974-08-07 1974-08-07 Arrangement for the absorption of airborne sound

Publications (2)

Publication Number Publication Date
FR2281618A1 FR2281618A1 (en) 1976-03-05
FR2281618B1 true FR2281618B1 (en) 1981-08-21

Family

ID=5922619

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7524553A Granted FR2281618A1 (en) 1974-08-07 1975-08-06 SET FOR THE ABSORPTION OF SOUNDS TRANSMITTED BY THE AIR

Country Status (5)

Country Link
AT (1) AT362110B (en)
CH (1) CH589907A5 (en)
DE (1) DE2437947C3 (en)
FR (1) FR2281618A1 (en)
GB (1) GB1475269A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2930966C2 (en) * 1979-07-31 1983-12-22 Teroson Gmbh, 6900 Heidelberg Process for the production of a sound-absorbing molded part
JPS58115327U (en) * 1982-01-22 1983-08-06 ドクター　アロイス　スタンキーヴィッツ　ゲゼルシャフト　ミット　ベシュレンクテル　ハフツング interior sound insulation material
DE3220023C2 (en) * 1982-05-27 1993-05-27 Cellofoam Deutschland Gmbh, 7950 Biberach Sound-absorbing flow channel and method for its manufacture
DE3334273A1 (en) * 1982-09-25 1984-03-29 Audi Nsu Auto Union Ag, 7107 Neckarsulm Sound-insulating lining
DE102007000568A1 (en) 2007-10-24 2009-04-30 Silencesolutions Gmbh sound absorber
AT515271B1 (en) 2014-01-07 2015-11-15 Friedrich Ing Mag Blaha Sound damping element

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967519C (en) * 1952-09-20 1957-11-14 Licentia Gmbh Sound absorbing protective cover for machines
DE1026576B (en) * 1954-04-07 1958-03-20 Licentia Gmbh Sound absorbing protective cover for machines
US3087567A (en) * 1959-03-06 1963-04-30 Bolt Beranek & Newman High acoustic-energy transmission-loss panel and the like
US3298457A (en) * 1964-12-21 1967-01-17 Lord Corp Acoustical barrier treatment
US3424270A (en) * 1965-05-12 1969-01-28 Us Plywood Champ Papers Inc Viscoelastic sound-blocking material with filler of high density particles

Also Published As

Publication number Publication date
AT362110B (en) 1981-04-27
CH589907A5 (en) 1977-07-29
DE2437947B2 (en) 1977-07-14
FR2281618A1 (en) 1976-03-05
DE2437947A1 (en) 1976-02-26
GB1475269A (en) 1977-06-01
DE2437947C3 (en) 1984-09-20
ATA609375A (en) 1980-09-15

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Legal Events

Date Code Title Description
ST Notification of lapse