JPH0469253U - - Google Patents

Info

Publication number
JPH0469253U
JPH0469253U JP11122090U JP11122090U JPH0469253U JP H0469253 U JPH0469253 U JP H0469253U JP 11122090 U JP11122090 U JP 11122090U JP 11122090 U JP11122090 U JP 11122090U JP H0469253 U JPH0469253 U JP H0469253U
Authority
JP
Japan
Prior art keywords
speaker
noise reduction
engine
reduction device
vehicle interior
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.)
Granted
Application number
JP11122090U
Other languages
English (en)
Japanese (ja)
Other versions
JP2564309Y2 (ja
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 filed Critical
Priority to JP1990111220U priority Critical patent/JP2564309Y2/ja
Publication of JPH0469253U publication Critical patent/JPH0469253U/ja
Application granted granted Critical
Publication of JP2564309Y2 publication Critical patent/JP2564309Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Exhaust Silencers (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP1990111220U 1990-10-24 1990-10-24 車室内騒音の低減装置 Expired - Fee Related JP2564309Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990111220U JP2564309Y2 (ja) 1990-10-24 1990-10-24 車室内騒音の低減装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990111220U JP2564309Y2 (ja) 1990-10-24 1990-10-24 車室内騒音の低減装置

Publications (2)

Publication Number Publication Date
JPH0469253U true JPH0469253U (enrdf_load_html_response) 1992-06-18
JP2564309Y2 JP2564309Y2 (ja) 1998-03-09

Family

ID=31858643

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990111220U Expired - Fee Related JP2564309Y2 (ja) 1990-10-24 1990-10-24 車室内騒音の低減装置

Country Status (1)

Country Link
JP (1) JP2564309Y2 (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11242488A (ja) * 1998-02-26 1999-09-07 Toshiba Corp 遮音装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857193A (ja) * 1981-09-30 1983-04-05 日野自動車株式会社 車内騒音低減装置
JPS63170699A (ja) * 1987-01-09 1988-07-14 株式会社　曙ブレ−キ中央技術研究所 車両用低周波騒音防止装置
JPH0411542A (ja) * 1990-04-28 1992-01-16 Toyoda Gosei Co Ltd 車室内騒音低減装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5857193A (ja) * 1981-09-30 1983-04-05 日野自動車株式会社 車内騒音低減装置
JPS63170699A (ja) * 1987-01-09 1988-07-14 株式会社　曙ブレ−キ中央技術研究所 車両用低周波騒音防止装置
JPH0411542A (ja) * 1990-04-28 1992-01-16 Toyoda Gosei Co Ltd 車室内騒音低減装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11242488A (ja) * 1998-02-26 1999-09-07 Toshiba Corp 遮音装置

Also Published As

Publication number Publication date
JP2564309Y2 (ja) 1998-03-09

Similar Documents

Publication Publication Date Title
EP0098594A3 (en) A method and apparatus for controlling the sound field in a vehicle cabin or the like
JPH0566780A (ja) 騒音低減装置
JPH0469253U (enrdf_load_html_response)
JPH03178846A (ja) 車室内騒音の低減装置
JPH0377591U (enrdf_load_html_response)
JPH0469612U (enrdf_load_html_response)
JPH0377592U (enrdf_load_html_response)
JPH0219003B2 (enrdf_load_html_response)
JP4035961B2 (ja) 車体振動低減装置
KR200261933Y1 (ko) 차량의소음제거장치
JPH0459898U (enrdf_load_html_response)
JPS611749U (ja) 車体振動低減装置
JPS5936498Y2 (ja) 自動車用マフラの取付構造
JPH064144A (ja) 車両のアクティブ振動騒音制御装置
JPH0256010U (enrdf_load_html_response)
JP2522620Y2 (ja) 内燃機関の振動抑制装置
JPS611740U (ja) 車体振動低減装置
JPS6370785U (enrdf_load_html_response)
JPH11184475A (ja) 音量自動調節オーディオシステム
JPS62174959U (enrdf_load_html_response)
JPH0487898U (enrdf_load_html_response)
JPS61161026U (enrdf_load_html_response)
JPH01144206U (enrdf_load_html_response)
JPS6321722U (enrdf_load_html_response)
JPS611734U (ja) 車体振動低減装置

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees