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SE0401313D0 - Perforerad ljuddämpande struktur - Google Patents

Perforerad ljuddämpande struktur

Info

Publication number
SE0401313D0
SE0401313D0 SE0401313A SE0401313A SE0401313D0 SE 0401313 D0 SE0401313 D0 SE 0401313D0 SE 0401313 A SE0401313 A SE 0401313A SE 0401313 A SE0401313 A SE 0401313A SE 0401313 D0 SE0401313 D0 SE 0401313D0
Authority
SE
Sweden
Prior art keywords
sound attenuating
attenuating structure
perforated sound
perforated
axial direction
Prior art date
Application number
SE0401313A
Other languages
English (en)
Other versions
SE525807C2 (sv
SE0401313L (sv
Inventor
Hideo Utsuno
Zenzo Yamaguchi
Kazuki Tsugihashi
Kazyo Komura
Yasumasa Kimura
Koichi Honke
Original Assignee
Kobe Steel Ltd Kabushiki Kaish
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 Kobe Steel Ltd Kabushiki Kaish filed Critical Kobe Steel Ltd Kabushiki Kaish
Publication of SE0401313D0 publication Critical patent/SE0401313D0/sv
Publication of SE0401313L publication Critical patent/SE0401313L/sv
Publication of SE525807C2 publication Critical patent/SE525807C2/sv

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
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/023—Helmholtz resonators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
  • Pipe Accessories (AREA)
  • Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
SE0401313A 2003-05-23 2004-05-24 Perforerad ljuddämpande struktur SE525807C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003146579 2003-05-23

Publications (3)

Publication Number Publication Date
SE0401313D0 true SE0401313D0 (sv) 2004-05-24
SE0401313L SE0401313L (sv) 2004-11-24
SE525807C2 SE525807C2 (sv) 2005-05-03

Family

ID=32588733

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0401313A SE525807C2 (sv) 2003-05-23 2004-05-24 Perforerad ljuddämpande struktur

Country Status (2)

Country Link
CN (1) CN1311186C (sv)
SE (1) SE525807C2 (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI392838B (zh) * 2010-06-10 2013-04-11 Univ Nat Taiwan Normal 消音箱結構
CN102996302B (zh) * 2012-08-11 2016-01-27 郭荣 一种可同时消除宽频带和窄频带噪声的消声器
JP6629627B2 (ja) * 2016-02-22 2020-01-15 三菱重工業株式会社 騒音低減構造及び過給装置
US10208880B2 (en) * 2016-12-30 2019-02-19 Emerson Process Management Regulator Technologies, Inc. Noise attenuators for use with process control devices
JP2021018357A (ja) * 2019-07-22 2021-02-15 株式会社デンソー 吸音装置
JP2021018356A (ja) * 2019-07-22 2021-02-15 株式会社デンソー 吸音攪拌装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2093003U (zh) * 1991-05-10 1992-01-15 刘余厚 一种液体紫外线处理装置
JP3026694B2 (ja) * 1993-04-19 2000-03-27 河西工業株式会社 車両用防音部材
JPH0849521A (ja) * 1994-08-08 1996-02-20 Hino Motors Ltd 消音器
CN2407133Y (zh) * 2000-01-25 2000-11-22 中国科学院声学研究所 管束式穿孔板共振吸声结构
CN2494914Y (zh) * 2000-09-15 2002-06-12 上海众汇泡沫铝材有限公司 泡沫铝片式消声器
CN2444295Y (zh) * 2000-09-20 2001-08-22 上海博旭复合装饰材料有限公司 一种组合式吸隔声板
JP2003050586A (ja) * 2000-09-29 2003-02-21 Kobe Steel Ltd 多孔質防音構造体およびその製造方法

Also Published As

Publication number Publication date
SE525807C2 (sv) 2005-05-03
CN1311186C (zh) 2007-04-18
CN1573199A (zh) 2005-02-02
SE0401313L (sv) 2004-11-24

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Legal Events

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