JPS55113098A - Noise reducing device - Google Patents

Noise reducing device

Info

Publication number
JPS55113098A
JPS55113098A JP2070379A JP2070379A JPS55113098A JP S55113098 A JPS55113098 A JP S55113098A JP 2070379 A JP2070379 A JP 2070379A JP 2070379 A JP2070379 A JP 2070379A JP S55113098 A JPS55113098 A JP S55113098A
Authority
JP
Japan
Prior art keywords
reducing device
noise reducing
noise
reducing
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
JP2070379A
Other languages
Japanese (ja)
Inventor
Masayasu Matsumoto
Kazuyoshi Iida
Kiichi Kondou
Keiichirou Mizuno
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.)
Bridgestone Corp
Original Assignee
Bridgestone 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 Bridgestone Corp filed Critical Bridgestone Corp
Priority to JP2070379A priority Critical patent/JPS55113098A/en
Priority to NLAANVRAGE7902815,A priority patent/NL179242C/en
Publication of JPS55113098A publication Critical patent/JPS55113098A/en
Pending legal-status Critical Current

Links

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
    • E01F8/0076—Cellular, e.g. as wall facing
    • 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
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP2070379A 1979-02-26 1979-02-26 Noise reducing device Pending JPS55113098A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2070379A JPS55113098A (en) 1979-02-26 1979-02-26 Noise reducing device
NLAANVRAGE7902815,A NL179242C (en) 1979-02-26 1979-04-10 DEVICE FOR REDUCING NOISE NOISE.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2070379A JPS55113098A (en) 1979-02-26 1979-02-26 Noise reducing device

Publications (1)

Publication Number Publication Date
JPS55113098A true JPS55113098A (en) 1980-09-01

Family

ID=12034500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2070379A Pending JPS55113098A (en) 1979-02-26 1979-02-26 Noise reducing device

Country Status (2)

Country Link
JP (1) JPS55113098A (en)
NL (1) NL179242C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533015A (en) * 1983-02-28 1985-08-06 Hisao Kojima Sound arresting device

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5842324B2 (en) * 1981-01-09 1983-09-19 日本国有鉄道 noise control device
JP3583509B2 (en) * 1995-05-09 2004-11-04 株式会社ブリヂストン Interference type soundproofing device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5275019A (en) * 1975-12-19 1977-06-23 Yasuyuki Sakurada Sound shielding wall
JPS52124716A (en) * 1976-04-14 1977-10-20 Bridgestone Tire Co Ltd Noise controller

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5275019A (en) * 1975-12-19 1977-06-23 Yasuyuki Sakurada Sound shielding wall
JPS52124716A (en) * 1976-04-14 1977-10-20 Bridgestone Tire Co Ltd Noise controller

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4533015A (en) * 1983-02-28 1985-08-06 Hisao Kojima Sound arresting device

Also Published As

Publication number Publication date
NL179242C (en) 1986-08-01
NL7902815A (en) 1980-08-28
NL179242B (en) 1986-03-03

Similar Documents

Publication Publication Date Title
DE3068054D1 (en) Simultaneous-analysis device
JPS5361226A (en) Device for reducing noise
IL60943A0 (en) Dehumifidying device
JPS5674610A (en) Combination device
JPS5618139A (en) Cylinderrpiston device
GB2045499B (en) Anti-stringing device
JPS5611040A (en) Xxray device
JPS5625057A (en) Servoosteering device
JPS55106178A (en) Bowlinggballlgame device
GB2061073B (en) Noise reduction apparatus
JPS576897A (en) Noise reducing device
JPS5624188A (en) Noise attenuating device
SU675382A1 (en) Noise suppressing device
DE3070411D1 (en) Segmented-display device
JPS55113098A (en) Noise reducing device
JPS55129043A (en) Computeddtomography device
JPS5634837A (en) Earthquakeeproof device
JPS5595399A (en) Device for preventing noise
JPS55124549A (en) Riceecleaning device
JPS55163037A (en) Xxray tomographing device
JPS55113440A (en) Tomographing device
ATA408780A (en) Alarm-lock device
JPS5333559A (en) Noise reducing device
JPS5497309A (en) Noise suppressing device
JPS55122537A (en) Xxray computeddtomography device