CN101278336A - 隔音板 - Google Patents

隔音板 Download PDF

Info

Publication number
CN101278336A
CN101278336A CNA2006800369645A CN200680036964A CN101278336A CN 101278336 A CN101278336 A CN 101278336A CN A2006800369645 A CNA2006800369645 A CN A2006800369645A CN 200680036964 A CN200680036964 A CN 200680036964A CN 101278336 A CN101278336 A CN 101278336A
Authority
CN
China
Prior art keywords
mentioned
sound
metal parts
housing
opposed direction
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.)
Pending
Application number
CNA2006800369645A
Other languages
English (en)
Chinese (zh)
Inventor
畑山直史
山口善三
山极伊知郎
田中俊光
坪田贤亮
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel Ltd
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 filed Critical Kobe Steel Ltd
Publication of CN101278336A publication Critical patent/CN101278336A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E01F8/0005—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement
    • E01F8/0047—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with open cavities, e.g. for covering sunken roads
    • E01F8/0064—Perforated plate or mesh, e.g. as wall facing
    • E01F8/007—Perforated plate or mesh, e.g. as wall facing with damping material
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/03—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers with respect to the orientation of features
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F8/00—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B1/86—Sound-absorbing elements slab-shaped
    • 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
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • 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
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2607/00—Walls, panels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling
    • E04B2001/8428—Tray or frame type panels or blocks, with or without acoustical filling containing specially shaped acoustical bodies, e.g. funnels, egg-crates, fanfolds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling
    • E04B2001/8433—Tray or frame type panels or blocks, with or without acoustical filling with holes in their face
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8423—Tray or frame type panels or blocks, with or without acoustical filling
    • E04B2001/8442—Tray type elements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Multimedia (AREA)
  • Electromagnetism (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Building Environments (AREA)
  • Laminated Bodies (AREA)
CNA2006800369645A 2005-10-05 2006-10-05 隔音板 Pending CN101278336A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP292773/2005 2005-10-05
JP2005292773A JP2007101959A (ja) 2005-10-05 2005-10-05 防音パネルおよび防音壁

Publications (1)

Publication Number Publication Date
CN101278336A true CN101278336A (zh) 2008-10-01

Family

ID=37906307

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2006800369645A Pending CN101278336A (zh) 2005-10-05 2006-10-05 隔音板

Country Status (5)

Country Link
JP (1) JP2007101959A (fr)
KR (1) KR20080023347A (fr)
CN (1) CN101278336A (fr)
TW (1) TW200715265A (fr)
WO (1) WO2007040265A1 (fr)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102385857A (zh) * 2011-10-13 2012-03-21 中联重科股份有限公司 降噪吸音装置、降噪吸音装置使用方法及摊铺机
CN103603436A (zh) * 2013-11-28 2014-02-26 张家港润盛科技材料有限公司 一种吸音铝板
CN104616649A (zh) * 2014-12-05 2015-05-13 城林环保技术（上海）有限公司 一种pvc抗锈蚀吸音消声板
CN105064520A (zh) * 2015-07-24 2015-11-18 苏州锟鹏肖氏建材有限公司 吸音建筑材料
CN105297646A (zh) * 2015-12-07 2016-02-03 华北水利水电大学 一种建筑结构用的防噪隔声屏障
CN105408547A (zh) * 2013-08-14 2016-03-16 Ed.旭普林股份公司 带有竖直支柱和多个隔离元件的隔音壁
CN106988238A (zh) * 2017-04-27 2017-07-28 江苏中驰环保工程有限公司 光屏障
CN109024327A (zh) * 2018-08-13 2018-12-18 安徽中源环保科技有限公司 一种用于高铁的半封闭隔音屏障
CN109210000A (zh) * 2017-06-30 2019-01-15 中国航发商用航空发动机有限责任公司 航空发动机及其风扇叶片
CN109690669A (zh) * 2016-09-13 2019-04-26 富士胶片株式会社 防音结构及防音系统
CN111033608A (zh) * 2017-08-22 2020-04-17 富士胶片株式会社 隔音结构体及吸音面板
CN111052225A (zh) * 2017-08-28 2020-04-21 富士胶片株式会社 隔音结构及隔音结构体
CN111133504A (zh) * 2017-09-25 2020-05-08 富士胶片株式会社 隔音结构体
CN112735368A (zh) * 2020-12-24 2021-04-30 江苏建声影视设备研制有限公司 一种环保型防火吸声板
CN113646166A (zh) * 2019-03-31 2021-11-12 康宁股份有限公司 透明声吸收器-扩散器以及方法

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050069694A1 (en) 2003-09-26 2005-03-31 Gilder Stephen D. Anti-microbial carpet underlay and method of making
JP5244510B2 (ja) * 2008-09-05 2013-07-24 株式会社神戸製鋼所 吸音構造および吸音構造体
CH702952A2 (de) * 2010-04-06 2011-10-14 Akustik & Raum Ag Schallabsorbierende Lärmschutzwände.
CN102477718A (zh) * 2010-11-29 2012-05-30 张家港港丰交通安全设施有限公司 一种公路隔音板
CN102682757B (zh) * 2011-03-15 2014-02-12 江苏远兴环保集团有限公司 金属外壳消声器
JP2016504505A (ja) * 2012-11-13 2016-02-12 セイフスピル・システムズ・エルエルシーＳａｆｅｓｐｉｌｌ Ｓｙｓｔｅｍｓ ＬＬＣ モジュラー型防火フローリング
KR101951241B1 (ko) * 2012-12-03 2019-04-22 에이케이시스 주식회사 스피커 시스템
WO2014206168A1 (fr) * 2013-06-25 2014-12-31 The Hong Kong University Of Science And Technology Métamatériaux à absorption d'énergie acoustique et vibratoire
RU2579022C2 (ru) * 2013-11-06 2016-03-27 Олег Савельевич Кочетов Акустический экран кочетова
RU2658083C2 (ru) * 2014-04-09 2018-06-19 Олег Савельевич Кочетов Акустический экран
KR101631262B1 (ko) * 2014-06-10 2016-06-16 박신자 샌드흡음재를 이용한 실내 흡음 패널
JP6421062B2 (ja) * 2015-03-20 2018-11-07 克己 櫂谷 薄板状の吸音構造体とその製造法
FI20165069A (fi) * 2016-02-02 2017-08-03 Framery Oy Seinärakenne
ES2710337T3 (es) 2016-05-04 2019-04-24 Sontech Int Ab Dispositivo de amortiguación de sonido para un conducto o cámara
KR101964905B1 (ko) * 2018-02-05 2019-04-02 주식회사 이노비 엔진발전기의 방음장치
CN110010115A (zh) * 2019-05-16 2019-07-12 上海超颖声学科技有限公司 一种吸声结构
KR102275352B1 (ko) * 2019-10-31 2021-07-12 전북대학교산학협력단 회전체 소음저감 덮개

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS524615A (en) * 1975-06-23 1977-01-13 Asahi Chemical Ind Sound insulation panel
JPS52132402U (fr) * 1976-04-05 1977-10-07
US4886696A (en) * 1988-05-10 1989-12-12 Manville Corporation Corrugated paperboard automotive liner
JPH10219868A (ja) * 1997-02-12 1998-08-18 Zeon Kasei Co Ltd 防音パネル
US6958567B2 (en) * 1998-04-22 2005-10-25 Virginia Tech Intellectual Properties, Inc. Active/passive distributed absorber for vibration and sound radiation control
EP1408483A4 (fr) * 2001-06-21 2008-06-11 Kobe Steel Ltd Corps structural insonorise poreux et procede de fabrication du corps structural
JP2004062074A (ja) * 2002-07-31 2004-02-26 Toyota Motor Corp 吸音装置
JP4112958B2 (ja) * 2002-12-03 2008-07-02 株式会社鐡工社ブル 吸音壁装置とこれを用いた防音室
JP4282377B2 (ja) * 2003-06-04 2009-06-17 株式会社神戸製鋼所 車体パネル構造体
WO2005106840A1 (fr) * 2004-04-30 2005-11-10 Kabushiki Kaisha Kobe Seiko Sho Structure poreuse absorbant le son

Cited By (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102385857B (zh) * 2011-10-13 2013-01-16 中联重科股份有限公司 降噪吸音装置、降噪吸音装置使用方法及摊铺机
CN102385857A (zh) * 2011-10-13 2012-03-21 中联重科股份有限公司 降噪吸音装置、降噪吸音装置使用方法及摊铺机
CN105408547A (zh) * 2013-08-14 2016-03-16 Ed.旭普林股份公司 带有竖直支柱和多个隔离元件的隔音壁
CN103603436A (zh) * 2013-11-28 2014-02-26 张家港润盛科技材料有限公司 一种吸音铝板
CN103603436B (zh) * 2013-11-28 2016-04-13 张家港润盛科技材料有限公司 一种吸音铝板
CN104616649A (zh) * 2014-12-05 2015-05-13 城林环保技术（上海）有限公司 一种pvc抗锈蚀吸音消声板
CN105064520A (zh) * 2015-07-24 2015-11-18 苏州锟鹏肖氏建材有限公司 吸音建筑材料
CN105297646B (zh) * 2015-12-07 2017-09-01 华北水利水电大学 一种建筑结构用的防噪隔声屏障
CN105297646A (zh) * 2015-12-07 2016-02-03 华北水利水电大学 一种建筑结构用的防噪隔声屏障
CN109690669A (zh) * 2016-09-13 2019-04-26 富士胶片株式会社 防音结构及防音系统
US10789929B2 (en) 2016-09-13 2020-09-29 Fujifilm Corporation Soundproof structure and soundproof system
CN109690669B (zh) * 2016-09-13 2020-06-19 富士胶片株式会社 防音结构及防音系统
CN106988238A (zh) * 2017-04-27 2017-07-28 江苏中驰环保工程有限公司 光屏障
CN109210000A (zh) * 2017-06-30 2019-01-15 中国航发商用航空发动机有限责任公司 航空发动机及其风扇叶片
CN109210000B (zh) * 2017-06-30 2020-06-02 中国航发商用航空发动机有限责任公司 航空发动机及其风扇叶片
CN111033608A (zh) * 2017-08-22 2020-04-17 富士胶片株式会社 隔音结构体及吸音面板
CN111052225A (zh) * 2017-08-28 2020-04-21 富士胶片株式会社 隔音结构及隔音结构体
CN111133504A (zh) * 2017-09-25 2020-05-08 富士胶片株式会社 隔音结构体
CN109024327A (zh) * 2018-08-13 2018-12-18 安徽中源环保科技有限公司 一种用于高铁的半封闭隔音屏障
CN113646166A (zh) * 2019-03-31 2021-11-12 康宁股份有限公司 透明声吸收器-扩散器以及方法
CN112735368A (zh) * 2020-12-24 2021-04-30 江苏建声影视设备研制有限公司 一种环保型防火吸声板

Also Published As

Publication number Publication date
WO2007040265A1 (fr) 2007-04-12
TWI299853B (fr) 2008-08-11
KR20080023347A (ko) 2008-03-13
JP2007101959A (ja) 2007-04-19
TW200715265A (en) 2007-04-16

Similar Documents

Publication Publication Date Title
CN101278336A (zh) 隔音板
JP5308006B2 (ja) 吸音構造体
RU2345197C2 (ru) Звукопоглощающий блок и способ его сборки
US10140968B2 (en) Acoustic absorption and methods of manufacture
KR100772261B1 (ko) 박막을 이용한 흡음 구조
US20080315024A1 (en) Composite Spacer Strip Material
EP2809852B1 (fr) Panneaux de construction de bâtiment
JP3103511B2 (ja) 防音壁
KR19990035296U (ko) 방음판
JP2008144580A (ja) 防音パネル
JP4146218B2 (ja) 電波音波吸収パネル
JP2004003259A (ja) 電波音波吸収体、電波音波吸収パネル、電波吸収防音壁、道路付帯設備ならびに電波および音波の反射抑制方法
JP2002069940A (ja) 遮音壁パネル
JP3159667B2 (ja) 道路用吸音構造体
JP2000129636A (ja) 両面吸音板
CN211897939U (zh) 一种复合吸声板
TW494166B (en) Soundproof wall and silencer at the top of soundproof wall
JP2006241775A (ja) 高架橋桁下用の電波音波吸収パネル
TW201239156A (en) Translucent film vibration sound absorbing sheet
JP2000170124A (ja) 防音壁および防音壁頂部消音装置
JP3870277B2 (ja) 防音パネルの取付構造
JPH116223A (ja) 吸音構造体
JPH04333897A (ja) 吸音パネル
JP2522885B2 (ja) 吸音板
JP2004119585A (ja) 電波音波吸収パネル

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication

Open date: 20081001