DE60003201T2 - Sound absorbing material, silencer with this sound absorbing material, and method for forming a sound absorbing layer therefor - Google Patents

Sound absorbing material, silencer with this sound absorbing material, and method for forming a sound absorbing layer therefor

Info

Publication number
DE60003201T2
DE60003201T2 DE2000603201 DE60003201T DE60003201T2 DE 60003201 T2 DE60003201 T2 DE 60003201T2 DE 2000603201 DE2000603201 DE 2000603201 DE 60003201 T DE60003201 T DE 60003201T DE 60003201 T2 DE60003201 T2 DE 60003201T2
Authority
DE
Germany
Prior art keywords
sound absorbing
absorbing material
silencer
forming
layer therefor
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
DE2000603201
Other languages
German (de)
Other versions
DE60003201D1 (en
Inventor
Yukihiro Nakagawa
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.)
Nakagawa Sangyo Co Ltd
Toyota Motor Corp
Original Assignee
Nakagawa Sangyo Co Ltd
Toyota Motor 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 Nakagawa Sangyo Co Ltd, Toyota Motor Corp filed Critical Nakagawa Sangyo Co Ltd
Publication of DE60003201D1 publication Critical patent/DE60003201D1/en
Application granted granted Critical
Publication of DE60003201T2 publication Critical patent/DE60003201T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2310/00—Selection of sound absorbing or insulating material
    • F01N2310/02—Mineral wool, e.g. glass wool, rock wool, asbestos or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
    • F01N2450/06—Inserting sound absorbing material into a chamber
DE2000603201 2000-12-14 2000-12-14 Sound absorbing material, silencer with this sound absorbing material, and method for forming a sound absorbing layer therefor Expired - Lifetime DE60003201T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00127435A EP1217184B1 (en) 2000-12-14 2000-12-14 Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof

Publications (2)

Publication Number Publication Date
DE60003201D1 DE60003201D1 (en) 2003-07-10
DE60003201T2 true DE60003201T2 (en) 2003-12-18

Family

ID=8170666

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2000603201 Expired - Lifetime DE60003201T2 (en) 2000-12-14 2000-12-14 Sound absorbing material, silencer with this sound absorbing material, and method for forming a sound absorbing layer therefor

Country Status (2)

Country Link
EP (1) EP1217184B1 (en)
DE (1) DE60003201T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5010138B2 (en) * 2005-11-24 2012-08-29 トヨタ自動車株式会社 Sub muffler
DE102011012156A1 (en) * 2011-02-23 2012-08-23 Dbw Holding Gmbh Process for the preparation of a molding material made of fiber materials and apparatus therefor
DE102011012202B4 (en) * 2011-02-23 2014-09-25 Dbw Holding Gmbh Silencer insert for motor vehicles and method for the manufacture thereof
CN115714064B (en) * 2022-12-28 2023-06-02 江西国翔电力设备有限公司 Anti-noise safe dry-type transformer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074220A3 (en) * 1981-08-26 1984-05-16 Lancaster Glass Fibre Limited Improvements in or relating to inserts for silencers
SE445942B (en) * 1982-04-06 1986-07-28 Volvo Ab Muffler AND METHOD AND DEVICE FOR MANUFACTURING THIS
DE3476241D1 (en) * 1983-11-18 1989-02-23 Tba Industrial Products Ltd Glass fibre products
GB2162577B (en) * 1984-02-14 1987-07-01 Unipart Group Ltd Method of and apparatus for packing exhaust silencer casings
DE9419022U1 (en) * 1994-11-26 1995-01-26 Eberspaecher J Resonator silencer
DE19627079A1 (en) * 1996-07-05 1998-01-08 Eberspaecher J Gmbh & Co Absorption / reflection silencer
EP1021289A4 (en) * 1996-12-02 2000-12-06 Owens Corning Fiberglass Corp Molded insulation products and their manufacture using continuous-filament wool
US5926954A (en) * 1997-09-10 1999-07-27 Acoust-A-Fiber Research & Development, Inc. Method of making a silencer
US6094817A (en) * 1998-10-15 2000-08-01 Acoust-A-Fiber Research And Development, Inc. Method for filling a silencer with sound insulating material

Also Published As

Publication number Publication date
EP1217184B1 (en) 2003-06-04
DE60003201D1 (en) 2003-07-10
EP1217184A1 (en) 2002-06-26

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: NAKAGAWA SANGYO CO., LTD., AICHI, JP

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TOYOTA JIDOSHA K.K., TOYOTA, AICHI, JP

Owner name: NAKAGAWA SANGYO CO., LTD., AICHI, JP