SG47192A1 - Acoustic wave phase varying apparatus and sound insulating wall - Google Patents

Acoustic wave phase varying apparatus and sound insulating wall

Info

Publication number
SG47192A1
SG47192A1 SG1996011071A SG1996011071A SG47192A1 SG 47192 A1 SG47192 A1 SG 47192A1 SG 1996011071 A SG1996011071 A SG 1996011071A SG 1996011071 A SG1996011071 A SG 1996011071A SG 47192 A1 SG47192 A1 SG 47192A1
Authority
SG
Singapore
Prior art keywords
acoustic wave
sound insulating
insulating wall
wave phase
phase varying
Prior art date
Application number
SG1996011071A
Inventor
Koji Tsukamoto
Katsuhisa Ootsuta
Shigeya Ohhama
Sadao Ogawa
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of SG47192A1 publication Critical patent/SG47192A1/en

Links

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
    • 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
    • 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
    • E01F8/0029—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic used in a wall type arrangement with porous surfaces, e.g. concrete with porous fillers
    • 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
    • E01F8/0041—Free-standing grates
    • 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
    • E01F8/0076—Cellular, e.g. as wall facing
    • 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
    • E01F8/0094—Arrangements for absorbing or reflecting air-transmitted noise from road or railway traffic constructions for generation of phase shifting
    • 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
    • E04B1/8227—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 screens ; Arrangements of sound-absorbing elements, e.g. baffles

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Acoustics & Sound (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
SG1996011071A 1996-03-28 1996-11-08 Acoustic wave phase varying apparatus and sound insulating wall SG47192A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8074442A JP2859578B2 (en) 1996-03-28 1996-03-28 Sound wave phase change device and sound barrier

Publications (1)

Publication Number Publication Date
SG47192A1 true SG47192A1 (en) 1998-03-20

Family

ID=13547362

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996011071A SG47192A1 (en) 1996-03-28 1996-11-08 Acoustic wave phase varying apparatus and sound insulating wall

Country Status (8)

Country Link
EP (1) EP0798426B1 (en)
JP (1) JP2859578B2 (en)
KR (1) KR100240212B1 (en)
CN (1) CN1125219C (en)
DE (1) DE69607826T2 (en)
MY (1) MY124453A (en)
SG (1) SG47192A1 (en)
TW (1) TW305006B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2774107B1 (en) * 1998-01-28 2000-04-28 Pic Conseil ACOUSTIC SHOCK ABSORBER FACING FOR NOISE WALL
FR2778487A1 (en) * 1998-05-05 1999-11-12 Socarel Noise reduction capping, molded or pressed in concrete and incorporating particles of treated wood
AT408552B (en) * 1998-05-12 2002-01-25 Brunbauer Wolfgang Dipl Ing NOISE CONTROL DEVICE
US6810991B1 (en) * 2000-11-08 2004-11-02 Masao Suzuki Enfolding sound barrier
KR20040021708A (en) * 2002-08-29 2004-03-11 유니프레스 가부시키가이샤 Soundproof device
NL1028876C2 (en) * 2005-04-26 2006-10-27 Univ Delft Tech Noise barrier.
DE102008036581A1 (en) 2008-08-06 2010-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Soundproof wall has supporting wall with molded coating, where planar structure is applied on molded coating, so that planar structure is formed by molded coating and hollow spaces
DE102010009987A1 (en) * 2010-03-02 2011-09-08 Bettina Köhne Soundproof screen comprises soundproof screen edge which has curved surface that runs perpendicular to soundproof screen edge, where diffraction edge is formed, such that it runs parallel to soundproof screen edge
JP5380610B2 (en) * 2011-01-24 2014-01-08 学校法人 関西大学 Sound insulation wall using sound absorber
CN105603894B (en) * 2014-11-10 2018-06-26 苏交科集团股份有限公司 A kind of sound barrier top noise elimination structure
CN109643536B (en) 2016-08-26 2023-05-02 富士胶片株式会社 Sound-proof structure

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5146969B2 (en) 1973-07-10 1976-12-11
JPS5291514A (en) 1976-01-27 1977-08-02 Kiyouji Fujiwara Sound insulation wall
DE68921548T2 (en) * 1988-10-31 1995-10-05 Mitsubishi Electric Corp Porous structure and process for its manufacture.
GB2269842A (en) * 1992-08-21 1994-02-23 Univ Southampton Sound absorbing apparatus
JP2652752B2 (en) * 1993-02-09 1997-09-10 日東紡績株式会社 Sound absorbing device for sound insulation wall and sound insulation wall
DE19509678C2 (en) * 1995-03-07 2003-08-21 Deutsche Bahn Ag Soundproof wall

Also Published As

Publication number Publication date
CN1160810A (en) 1997-10-01
JPH09265291A (en) 1997-10-07
CN1125219C (en) 2003-10-22
DE69607826D1 (en) 2000-05-25
EP0798426A1 (en) 1997-10-01
KR970065965A (en) 1997-10-13
KR100240212B1 (en) 2000-01-15
DE69607826T2 (en) 2000-12-21
MY124453A (en) 2006-06-30
JP2859578B2 (en) 1999-02-17
EP0798426B1 (en) 2000-04-19
TW305006B (en) 1997-05-11

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