FR2850484B1 - Structure mecanique presentant une propriete vibratoire modifiable - Google Patents

Structure mecanique presentant une propriete vibratoire modifiable

Info

Publication number
FR2850484B1
FR2850484B1 FR0300772A FR0300772A FR2850484B1 FR 2850484 B1 FR2850484 B1 FR 2850484B1 FR 0300772 A FR0300772 A FR 0300772A FR 0300772 A FR0300772 A FR 0300772A FR 2850484 B1 FR2850484 B1 FR 2850484B1
Authority
FR
France
Prior art keywords
modifiable
mechanical structure
vibration property
vibration
property
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.)
Expired - Fee Related
Application number
FR0300772A
Other languages
English (en)
Other versions
FR2850484A1 (fr
Inventor
Michel Pompei
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.)
Hutchinson SA
Original Assignee
Hutchinson 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 Hutchinson SA filed Critical Hutchinson SA
Priority to FR0300772A priority Critical patent/FR2850484B1/fr
Priority to EP03293329A priority patent/EP1441327A1/fr
Priority to CA002454998A priority patent/CA2454998A1/fr
Priority to US10/756,992 priority patent/US20040154418A1/en
Priority to BRPI0400049-8A priority patent/BRPI0400049B1/pt
Publication of FR2850484A1 publication Critical patent/FR2850484A1/fr
Application granted granted Critical
Publication of FR2850484B1 publication Critical patent/FR2850484B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • 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
    • G10K11/162—Selection of materials

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Vibration Prevention Devices (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Laminated Bodies (AREA)
FR0300772A 2003-01-24 2003-01-24 Structure mecanique presentant une propriete vibratoire modifiable Expired - Fee Related FR2850484B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0300772A FR2850484B1 (fr) 2003-01-24 2003-01-24 Structure mecanique presentant une propriete vibratoire modifiable
EP03293329A EP1441327A1 (fr) 2003-01-24 2003-12-24 Structure mécanique présentant une propriété vibratoire modifiable
CA002454998A CA2454998A1 (fr) 2003-01-24 2004-01-08 Structure mecanique presentant une propriete vibratoire modifiable
US10/756,992 US20040154418A1 (en) 2003-01-24 2004-01-14 Mechanical structure presenting a modifiable vibratory property
BRPI0400049-8A BRPI0400049B1 (pt) 2003-01-24 2004-01-16 Estrutura mecânica

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0300772A FR2850484B1 (fr) 2003-01-24 2003-01-24 Structure mecanique presentant une propriete vibratoire modifiable

Publications (2)

Publication Number Publication Date
FR2850484A1 FR2850484A1 (fr) 2004-07-30
FR2850484B1 true FR2850484B1 (fr) 2005-12-09

Family

ID=32524999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0300772A Expired - Fee Related FR2850484B1 (fr) 2003-01-24 2003-01-24 Structure mecanique presentant une propriete vibratoire modifiable

Country Status (5)

Country Link
US (1) US20040154418A1 (fr)
EP (1) EP1441327A1 (fr)
BR (1) BRPI0400049B1 (fr)
CA (1) CA2454998A1 (fr)
FR (1) FR2850484B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2691947A2 (fr) 2011-03-29 2014-02-05 Katholieke Universiteit Leuven Atténuation vibro-acoustique ou transmission d'énergie réduite
EP2674091A1 (fr) 2012-06-13 2013-12-18 Nitto Europe N.V Amortisseur structurel haute température à base de nid d'abeilles

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515625A (en) * 1965-04-20 1970-06-02 Steve Sedlak Composite flexible material containing a high proportion of filler particles
GB1203727A (en) * 1968-02-21 1970-09-03 Bp Chem Int Ltd Lead-filled polyurethane foams
US3489242A (en) * 1969-04-01 1970-01-13 Du Pont Acoustical panel comprising viscoelastic material with heavy filler particles
JPS56122847A (en) * 1980-03-03 1981-09-26 Toa Nenryo Kogyo Kk Thermoplastic resin composition
US4690960A (en) * 1981-01-14 1987-09-01 Nippon Electric Co., Ltd. Vibration damping material
US4367259A (en) * 1981-07-27 1983-01-04 W. R. Grace & Co. Sound deadening material
US4667768A (en) * 1986-05-01 1987-05-26 Lockheed Corporation Sound absorbing panel
US5278219A (en) * 1988-11-25 1994-01-11 Lilley Martin J Flexible highly filled compositions
EP0452370A4 (en) * 1988-12-30 1991-12-18 Delta Tech Research Viscoelastic damping system
FR2660787B1 (fr) * 1990-04-06 1996-06-21 Technologies Speciales Ingenie Ecran anechouide.
US5222694A (en) * 1992-08-03 1993-06-29 Atr International, Inc. Aircraft interior panel noise dampening support brackets
US5473122A (en) * 1993-01-04 1995-12-05 Martin Marietta Corporation Dual-constrained viscoelastic damping mechanism for structural vibration control
US5997985A (en) * 1998-09-10 1999-12-07 Northrop Grumman Corporation Method of forming acoustic attenuation chambers using laser processing of multi-layered polymer films
FR2850410B1 (fr) * 2003-01-24 2006-02-03 Hutchinson Panneau d'isolation acoustique

Also Published As

Publication number Publication date
US20040154418A1 (en) 2004-08-12
BRPI0400049B1 (pt) 2014-08-26
BRPI0400049A (pt) 2004-09-14
EP1441327A1 (fr) 2004-07-28
CA2454998A1 (fr) 2004-07-24
FR2850484A1 (fr) 2004-07-30

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Year of fee payment: 13

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Effective date: 20190906