JPH0185109U - - Google Patents

Info

Publication number
JPH0185109U
JPH0185109U JP1987181810U JP18181087U JPH0185109U JP H0185109 U JPH0185109 U JP H0185109U JP 1987181810 U JP1987181810 U JP 1987181810U JP 18181087 U JP18181087 U JP 18181087U JP H0185109 U JPH0185109 U JP H0185109U
Authority
JP
Japan
Prior art keywords
converts
output
amplifier
weather strip
phase
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
JP1987181810U
Other languages
English (en)
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 JP1987181810U priority Critical patent/JPH0185109U/ja
Publication of JPH0185109U publication Critical patent/JPH0185109U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
  • Seal Device For Vehicle (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の断面図、第2図はそ
の作用を示す模式図である。 1…ドア、2…ボデイー、3a,3b…ウエザ
ーストリツプ、3a′,3b′…隔壁、4…集音
器、5…増幅器、6…位相変換器、7…拡声器、
8…空間、A…外部騒音波形、B…逆位相波形、
C…相殺波形。

Claims (1)

    【実用新案登録請求の範囲】
  1. ドア単独もしくはドアならびにボデイーに複数
    段重ねて設けたウエザーストリツプにおいて、車
    外側ウエザーストリツプに発生する音を集音、電
    気信号に変換する集音器、その集音器の出力を増
    幅する増幅器、その増幅器の出力の位相を逆位相
    に変換する位相変換器、およびその位相変換器の
    出力を機械的振動に変え、車内側ウエザーストリ
    ツプに伝える拡声器からなる騒音減衰機構を備え
    たウエザーストリツプ。
JP1987181810U 1987-11-28 1987-11-28 Pending JPH0185109U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987181810U JPH0185109U (ja) 1987-11-28 1987-11-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987181810U JPH0185109U (ja) 1987-11-28 1987-11-28

Publications (1)

Publication Number Publication Date
JPH0185109U true JPH0185109U (ja) 1989-06-06

Family

ID=31473278

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987181810U Pending JPH0185109U (ja) 1987-11-28 1987-11-28

Country Status (1)

Country Link
JP (1) JPH0185109U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021117397A1 (ja) * 2019-12-12 2021-06-17 正毅 千葉 制振システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021117397A1 (ja) * 2019-12-12 2021-06-17 正毅 千葉 制振システム

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