FR2501887A1 - Absorbeur acoustique - Google Patents

Absorbeur acoustique Download PDF

Info

Publication number
FR2501887A1
FR2501887A1 FR8105257A FR8105257A FR2501887A1 FR 2501887 A1 FR2501887 A1 FR 2501887A1 FR 8105257 A FR8105257 A FR 8105257A FR 8105257 A FR8105257 A FR 8105257A FR 2501887 A1 FR2501887 A1 FR 2501887A1
Authority
FR
France
Prior art keywords
absorber
layers
stack
materials
absorber according
Prior art date
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.)
Granted
Application number
FR8105257A
Other languages
English (en)
French (fr)
Other versions
FR2501887B1 (cg-RX-API-DMAC7.html
Inventor
Claude Coyon
Gerard Bernard
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.)
Metal Deploye SA
Original Assignee
Metal Deploye SA
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 Metal Deploye SA filed Critical Metal Deploye SA
Priority to FR8105257A priority Critical patent/FR2501887A1/fr
Publication of FR2501887A1 publication Critical patent/FR2501887A1/fr
Application granted granted Critical
Publication of FR2501887B1 publication Critical patent/FR2501887B1/fr
Granted legal-status Critical Current

Links

Classifications

    • 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

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Laminated Bodies (AREA)
FR8105257A 1981-03-11 1981-03-11 Absorbeur acoustique Granted FR2501887A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8105257A FR2501887A1 (fr) 1981-03-11 1981-03-11 Absorbeur acoustique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8105257A FR2501887A1 (fr) 1981-03-11 1981-03-11 Absorbeur acoustique

Publications (2)

Publication Number Publication Date
FR2501887A1 true FR2501887A1 (fr) 1982-09-17
FR2501887B1 FR2501887B1 (cg-RX-API-DMAC7.html) 1983-04-22

Family

ID=9256295

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8105257A Granted FR2501887A1 (fr) 1981-03-11 1981-03-11 Absorbeur acoustique

Country Status (1)

Country Link
FR (1) FR2501887A1 (cg-RX-API-DMAC7.html)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR774581A (fr) * 1933-10-10 1934-12-08 Waldemar Oelsner & Co Construction insonore pour bâtiments et applications analogues
US2975853A (en) * 1957-11-07 1961-03-21 Albert W Friend Sound absorbent translucent building block
GB1369285A (en) * 1972-03-10 1974-10-02 American Cyanamid Co Vibration damping laminates
US4068736A (en) * 1975-04-14 1978-01-17 Tempmaster Corporation Method and device for reducing noise

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR774581A (fr) * 1933-10-10 1934-12-08 Waldemar Oelsner & Co Construction insonore pour bâtiments et applications analogues
US2975853A (en) * 1957-11-07 1961-03-21 Albert W Friend Sound absorbent translucent building block
GB1369285A (en) * 1972-03-10 1974-10-02 American Cyanamid Co Vibration damping laminates
US4068736A (en) * 1975-04-14 1978-01-17 Tempmaster Corporation Method and device for reducing noise

Also Published As

Publication number Publication date
FR2501887B1 (cg-RX-API-DMAC7.html) 1983-04-22

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Legal Events

Date Code Title Description
ST Notification of lapse