PT1378656E - ''conduta porosa com película fina'' - Google Patents

''conduta porosa com película fina'' Download PDF

Info

Publication number
PT1378656E
PT1378656E PT03291335T PT03291335T PT1378656E PT 1378656 E PT1378656 E PT 1378656E PT 03291335 T PT03291335 T PT 03291335T PT 03291335 T PT03291335 T PT 03291335T PT 1378656 E PT1378656 E PT 1378656E
Authority
PT
Portugal
Prior art keywords
thin film
film layer
porous pipe
porous
pipe
Prior art date
Application number
PT03291335T
Other languages
English (en)
Inventor
Henri Lepoutre
Original Assignee
Wecosta
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 Wecosta filed Critical Wecosta
Publication of PT1378656E publication Critical patent/PT1378656E/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/02—Air cleaners
    • F02M35/024—Air cleaners using filters, e.g. moistened
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1272—Intake silencers ; Sound modulation, transmission or amplification using absorbing, damping, insulating or reflecting materials, e.g. porous foams, fibres, rubbers, fabrics, coatings or membranes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1277—Reinforcement of walls, e.g. with ribs or laminates; Walls having air gaps or additional sound damping layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Exhaust Silencers (AREA)
PT03291335T 2002-07-05 2003-06-04 ''conduta porosa com película fina'' PT1378656E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0208441A FR2841961B1 (fr) 2002-07-05 2002-07-05 Conduit poreux avec film mince

Publications (1)

Publication Number Publication Date
PT1378656E true PT1378656E (pt) 2008-02-19

Family

ID=29720097

Family Applications (1)

Application Number Title Priority Date Filing Date
PT03291335T PT1378656E (pt) 2002-07-05 2003-06-04 ''conduta porosa com película fina''

Country Status (9)

Country Link
US (1) US6877472B2 (pt)
EP (1) EP1378656B1 (pt)
JP (1) JP2004044592A (pt)
KR (1) KR100981822B1 (pt)
BR (1) BR0302108B1 (pt)
DE (1) DE60317739T2 (pt)
ES (1) ES2294248T3 (pt)
FR (1) FR2841961B1 (pt)
PT (1) PT1378656E (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106481385A (zh) * 2016-11-03 2017-03-08 清华大学苏州汽车研究院（相城） 一种基于声学超材料的宽频小容积消声结构

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7546899B2 (en) * 2005-10-05 2009-06-16 Arrowhead Products Corporation Lightweight polymer muffler apparatus and method of making same
US20080236938A1 (en) * 2007-03-30 2008-10-02 Siemens Vdo Automotive, Inc. Induction system duct with noise attenuating holes
WO2011059976A1 (en) 2009-11-11 2011-05-19 Toledo Molding & Die, Inc. Air intake apparatus
DE202010011834U1 (de) * 2010-08-26 2011-11-28 Uponor Innovation Ab Mehrschichtiges Kunststoffrohr
GB2492344A (en) * 2011-06-27 2013-01-02 Henry Brown Bedside urinal appliance
DE102012221488A1 (de) 2012-11-23 2014-05-28 Mahle International Gmbh Luftführendes Bauteil einer Frischluftanlage
JP6768654B2 (ja) 2014-11-26 2020-10-14 フェデラル−モーグル・パワートレイン・リミテッド・ライアビリティ・カンパニーＦｅｄｅｒａｌ−Ｍｏｇｕｌ Ｐｏｗｅｒｔｒａｉｎ Ｌｌｃ 不織音響スリーブおよびその構築方法
US10323711B2 (en) * 2017-05-23 2019-06-18 Ford Global Technologies, Llc Breakable duct for use with a motor vehicle air induction system
EP3581784A1 (en) 2018-06-15 2019-12-18 Mann + Hummel Gmbh Damper arrangement and fluid duct with a damper arrangement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3183941A (en) 1962-03-16 1965-05-18 Du Pont Tubular fluid conduit of film fibril elements
US3205913A (en) 1962-11-13 1965-09-14 Ametek Inc Fluid containing means
US5379806A (en) * 1993-05-26 1995-01-10 Schuller International, Inc. Fiber glass air duct with coated interior surface containing an organic biocide
DE19750102A1 (de) * 1997-11-12 1999-06-02 Stankiewicz Gmbh Gasdurchströmte Leitung mit Schallabsorptionswirkung
US5947158A (en) * 1998-07-28 1999-09-07 Johns Manville International, Inc. Flexible insulated duct and the method of making the duct
GB2364352A (en) * 2000-07-03 2002-01-23 Draftex Ind Ltd Noise reduction in air conduits; making perforated conduits
JP2003343373A (ja) 2002-03-19 2003-12-03 Nihon Sekiso Industries Co Ltd 吸気ダクト

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106481385A (zh) * 2016-11-03 2017-03-08 清华大学苏州汽车研究院（相城） 一种基于声学超材料的宽频小容积消声结构
CN106481385B (zh) * 2016-11-03 2019-06-07 清华大学苏州汽车研究院（相城） 一种基于声学超材料的宽频小容积消声结构

Also Published As

Publication number Publication date
US20040069261A1 (en) 2004-04-15
JP2004044592A (ja) 2004-02-12
EP1378656A1 (fr) 2004-01-07
BR0302108B1 (pt) 2011-07-26
US6877472B2 (en) 2005-04-12
FR2841961A1 (fr) 2004-01-09
BR0302108A (pt) 2004-09-08
ES2294248T3 (es) 2008-04-01
FR2841961B1 (fr) 2004-08-27
KR100981822B1 (ko) 2010-09-13
DE60317739D1 (de) 2008-01-10
DE60317739T2 (de) 2008-04-30
KR20040004050A (ko) 2004-01-13
EP1378656B1 (fr) 2007-11-28

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