EP1215381B1 - Soundproof cover for automobile - Google Patents

Soundproof cover for automobile Download PDF

Info

Publication number
EP1215381B1
EP1215381B1 EP01129540A EP01129540A EP1215381B1 EP 1215381 B1 EP1215381 B1 EP 1215381B1 EP 01129540 A EP01129540 A EP 01129540A EP 01129540 A EP01129540 A EP 01129540A EP 1215381 B1 EP1215381 B1 EP 1215381B1
Authority
EP
European Patent Office
Prior art keywords
foam material
engine
soundproof cover
cover
noise
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 - Lifetime
Application number
EP01129540A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1215381A3 (en
EP1215381A2 (en
Inventor
Atsushi Murakami
Takumi Arisawa
Kazuo Nishimoto
Takahiro Niwa
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.)
Nichias Corp
Original Assignee
Nichias Corp
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 Nichias Corp filed Critical Nichias Corp
Publication of EP1215381A2 publication Critical patent/EP1215381A2/en
Publication of EP1215381A3 publication Critical patent/EP1215381A3/en
Application granted granted Critical
Publication of EP1215381B1 publication Critical patent/EP1215381B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G10K11/162—Selection of materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B77/00—Component parts, details or accessories, not otherwise provided for
    • F02B77/11—Thermal or acoustic insulation
    • F02B77/13—Acoustic insulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
EP01129540A 2000-12-12 2001-12-11 Soundproof cover for automobile Expired - Lifetime EP1215381B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000377615A JP2002180845A (ja) 2000-12-12 2000-12-12 自動車エンジン用防音カバー
JP2000377615 2000-12-12

Publications (3)

Publication Number Publication Date
EP1215381A2 EP1215381A2 (en) 2002-06-19
EP1215381A3 EP1215381A3 (en) 2003-04-23
EP1215381B1 true EP1215381B1 (en) 2007-09-19

Family

ID=18846313

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01129540A Expired - Lifetime EP1215381B1 (en) 2000-12-12 2001-12-11 Soundproof cover for automobile

Country Status (4)

Country Link
US (1) US20020108807A1 (ja)
EP (1) EP1215381B1 (ja)
JP (1) JP2002180845A (ja)
DE (1) DE60130532D1 (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004062966A2 (en) * 2003-01-07 2004-07-29 Cascade Engineering Inc. Molded lightweight foam acoustical barrier and its method of application
JP4040486B2 (ja) * 2003-02-10 2008-01-30 トヨタ自動車株式会社 発泡樹脂製オイルパン及びその製造方法
DE10332171B4 (de) * 2003-07-15 2010-09-23 Carcoustics Techconsult Gmbh Schallisolierendes Gehäuseteil aus Kunststoff für Brennkraftmaschinen oder Fahrzeuggetriebe
US6932190B2 (en) * 2003-07-29 2005-08-23 Carrier Corporation Sound jacket for noise reduction in refrigeration apparatus
US7267196B2 (en) * 2004-02-12 2007-09-11 The Boeing Company Method and apparatus for reducing acoustic noise
JP2006098966A (ja) * 2004-09-30 2006-04-13 Nichias Corp 防音カバー
JP5245641B2 (ja) * 2008-08-20 2013-07-24 ヤマハ株式会社 吸音構造体
FR2948431B1 (fr) * 2009-07-21 2011-06-24 Eurocopter France Revetement isolant a masse amplifiee
US8974198B2 (en) * 2009-08-10 2015-03-10 Emerson Climate Technologies, Inc. Compressor having counterweight cover
DE102015101945A1 (de) * 2015-02-11 2016-08-11 Carcoustics Techconsult Gmbh Dreidimensional konturierter, akustisch wirksamer Hitzeschild für ein Kraftfahrzeug und Verfahren zu dessen Herstellung
DE102016213727A1 (de) * 2016-07-26 2018-02-01 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeugkraftstoffpumpenabdeckung, Kraftfahrzeugkraftstoffpumpe mit einer solchen Abdeckung und Verfahren zur Herstellung der Abdeckung
CN109927284B (zh) * 2019-04-02 2024-04-26 苏州慧通汇创科技有限公司 一种隔音性好的dlp激光快速成型3d打印机机箱
JP7060632B2 (ja) * 2020-01-17 2022-04-26 ニチアス株式会社 吸音遮熱カバーおよびエンジンユニット

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3504810B2 (ja) * 1996-09-11 2004-03-08 東海ゴム工業株式会社 車両用制振吸音部材
EP1020846B1 (en) * 1999-01-14 2018-09-19 Nichias Corporation Sound absorbing structure
JP3322845B2 (ja) * 1999-03-19 2002-09-09 ニチアス株式会社 吸音構造体
JP2000220467A (ja) * 1999-01-28 2000-08-08 Tokai Rubber Ind Ltd 低吸水・低吸油性防音材

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

Also Published As

Publication number Publication date
EP1215381A3 (en) 2003-04-23
JP2002180845A (ja) 2002-06-26
EP1215381A2 (en) 2002-06-19
DE60130532D1 (de) 2007-10-31
US20020108807A1 (en) 2002-08-15

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