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FR3086197B1 - Panneau de protection acoustique pour compartiment a moteur de vehicule automobile - Google Patents

Panneau de protection acoustique pour compartiment a moteur de vehicule automobile Download PDF

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Publication number
FR3086197B1
FR3086197B1 FR1858538A FR1858538A FR3086197B1 FR 3086197 B1 FR3086197 B1 FR 3086197B1 FR 1858538 A FR1858538 A FR 1858538A FR 1858538 A FR1858538 A FR 1858538A FR 3086197 B1 FR3086197 B1 FR 3086197B1
Authority
FR
France
Prior art keywords
shell
skin
motor vehicle
engine compartment
vehicle engine
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.)
Active
Application number
FR1858538A
Other languages
English (en)
Other versions
FR3086197A1 (fr
Inventor
Arnaud Duval
Eric Brillon
Laurence Lucchese
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.)
Treves Products Services and Innovation SAS
Original Assignee
Treves Products Services and Innovation 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 Treves Products Services and Innovation SAS filed Critical Treves Products Services and Innovation SAS
Priority to FR1858538A priority Critical patent/FR3086197B1/fr
Priority to US17/277,792 priority patent/US20210394692A1/en
Priority to EP19769511.7A priority patent/EP3852995A1/fr
Priority to PCT/EP2019/075258 priority patent/WO2020058452A1/fr
Priority to CN201980066211.6A priority patent/CN112805131A/zh
Publication of FR3086197A1 publication Critical patent/FR3086197A1/fr
Application granted granted Critical
Publication of FR3086197B1 publication Critical patent/FR3086197B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/08—Insulating elements, e.g. for sound insulation
    • B60R13/0838—Insulating elements, e.g. for sound insulation for engine compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/06—Making multilayered articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/06—Making multilayered articles
    • B29C44/065—Making multilayered articles comprising at least one barrier layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/1209—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements by impregnating a preformed part, e.g. a porous lining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/1285—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being foamed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0001—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties
    • B29K2995/0002—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular acoustical properties insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Laminated Bodies (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne un panneau (1) comprenant une coque (2) poreuse et une couche de ressort (5) dont une partie pénètre ladite coque ainsi pourvue en son envers d'une barrière (6) étanche intégrée, la mousse de ladite coque est une mousse à peau intégrale de sorte que ladite coque présente un cœur (7) de densité sensiblement homogène et une peau (8) poreuse, la densité globale de ladite coque étant comprise entre 150 et 350 kg/m3, ladite peau présentant une épaisseur comprise entre 0,3 et 2 mm et une perméabilité telle qu'une lamelle (9) de mousse de 2 mm d'épaisseur (11) découpée dans ladite coque et intégrant ladite peau présente une résistance au passage de l'air comprise entre 250 et 2000 N.s.m-3.
FR1858538A 2018-09-20 2018-09-20 Panneau de protection acoustique pour compartiment a moteur de vehicule automobile Active FR3086197B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR1858538A FR3086197B1 (fr) 2018-09-20 2018-09-20 Panneau de protection acoustique pour compartiment a moteur de vehicule automobile
US17/277,792 US20210394692A1 (en) 2018-09-20 2019-09-19 Sound protection panel for a motor vehicle engine compartment
EP19769511.7A EP3852995A1 (fr) 2018-09-20 2019-09-19 Panneau de protection acoustique pour compartiment à moteur de véhicule automobile
PCT/EP2019/075258 WO2020058452A1 (fr) 2018-09-20 2019-09-19 Panneau de protection acoustique pour compartiment à moteur de véhicule automobile
CN201980066211.6A CN112805131A (zh) 2018-09-20 2019-09-19 用于机动车发动机舱的隔音板

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1858538A FR3086197B1 (fr) 2018-09-20 2018-09-20 Panneau de protection acoustique pour compartiment a moteur de vehicule automobile
FR1858538 2018-09-20

Publications (2)

Publication Number Publication Date
FR3086197A1 FR3086197A1 (fr) 2020-03-27
FR3086197B1 true FR3086197B1 (fr) 2020-12-18

Family

ID=65201557

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1858538A Active FR3086197B1 (fr) 2018-09-20 2018-09-20 Panneau de protection acoustique pour compartiment a moteur de vehicule automobile

Country Status (5)

Country Link
US (1) US20210394692A1 (fr)
EP (1) EP3852995A1 (fr)
CN (1) CN112805131A (fr)
FR (1) FR3086197B1 (fr)
WO (1) WO2020058452A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113573948A (zh) * 2019-02-08 2021-10-29 泰佛产品服务与创新公司 用于机动车辆发动机舱的隔音屏

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004054646B4 (de) * 2004-11-11 2008-12-04 Carcoustics Tech Center Gmbh Leichte schallisolierende Verkleidung für ein Karosserieteil eines Kraftfahrzeuges und Verfahren zu ihrer Herstellung
DE102006009134B4 (de) * 2006-02-24 2016-03-24 Bayer Materialscience Aktiengesellschaft Verbessertes Verfahren zur Herstellung einer leichten, schallisolierenden Verkleidung für Kraftfahrzeuge und entsprechende Verkleidung
FR2912100B1 (fr) * 2007-02-06 2009-05-08 Cera Panneau de protection acoustique pour vehicule automobile comprenant une couche d'etancheite impregnee
FR2923643B1 (fr) * 2007-11-12 2009-12-11 Faurecia Automotive Ind Element etanche et ensemble d'insonorisation ayant une fonction de decor poreux
FR3010958B1 (fr) * 2013-09-26 2017-04-14 Centre D'etude Et De Rech Pour L'automobile (Cera) Ecran de protection acoustique pour vehicule automobile
FR3024675B1 (fr) 2014-08-06 2017-03-31 Faurecia Automotive Ind Procede de fabrication d'une piece d'equipement automobile et piece associee
CN205058711U (zh) * 2015-10-12 2016-03-02 重庆市皓邦工业有限公司 低密度吸音聚氨酯复合板
FR3055598B1 (fr) * 2016-09-02 2021-06-11 Cera Aps Ecran de protection acoustique pour moteur de vehicule automobile
DE102016222328A1 (de) * 2016-11-14 2018-05-17 Volkswagen Aktiengesellschaft Verfahren zum Herstellen eines schalldämmenden Bauteils, insbesondere eines Verkleidungsteils, für ein Kraftfahrzeug, sowie schalldämmendes Bauteil

Also Published As

Publication number Publication date
WO2020058452A1 (fr) 2020-03-26
EP3852995A1 (fr) 2021-07-28
FR3086197A1 (fr) 2020-03-27
US20210394692A1 (en) 2021-12-23
CN112805131A (zh) 2021-05-14

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