JPH0446115U - - Google Patents

Info

Publication number
JPH0446115U
JPH0446115U JP8722190U JP8722190U JPH0446115U JP H0446115 U JPH0446115 U JP H0446115U JP 8722190 U JP8722190 U JP 8722190U JP 8722190 U JP8722190 U JP 8722190U JP H0446115 U JPH0446115 U JP H0446115U
Authority
JP
Japan
Prior art keywords
hollow part
resonator
panel
panel body
outside
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
JP8722190U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0748740Y2 (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 JP1990087221U priority Critical patent/JPH0748740Y2/ja
Publication of JPH0446115U publication Critical patent/JPH0446115U/ja
Application granted granted Critical
Publication of JPH0748740Y2 publication Critical patent/JPH0748740Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Building Environments (AREA)
  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
JP1990087221U 1990-08-21 1990-08-21 レゾネータ型防音パネル Expired - Fee Related JPH0748740Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990087221U JPH0748740Y2 (ja) 1990-08-21 1990-08-21 レゾネータ型防音パネル

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990087221U JPH0748740Y2 (ja) 1990-08-21 1990-08-21 レゾネータ型防音パネル

Publications (2)

Publication Number Publication Date
JPH0446115U true JPH0446115U (zh) 1992-04-20
JPH0748740Y2 JPH0748740Y2 (ja) 1995-11-08

Family

ID=31819393

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990087221U Expired - Fee Related JPH0748740Y2 (ja) 1990-08-21 1990-08-21 レゾネータ型防音パネル

Country Status (1)

Country Link
JP (1) JPH0748740Y2 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0978539A (ja) * 1995-09-14 1997-03-25 Sekisui Jushi Co Ltd 吸音筒およびそれが取付けられた吸音構成体
JP2002006854A (ja) * 2000-04-21 2002-01-11 Mitsubishi Heavy Ind Ltd アクティブ減音装置及びこれを有するアクティブ遮音壁

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938517U (ja) * 1982-09-02 1984-03-12 株式会社ブリヂストン 防音装置
JPH02136408U (zh) * 1989-04-17 1990-11-14

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938517U (ja) * 1982-09-02 1984-03-12 株式会社ブリヂストン 防音装置
JPH02136408U (zh) * 1989-04-17 1990-11-14

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0978539A (ja) * 1995-09-14 1997-03-25 Sekisui Jushi Co Ltd 吸音筒およびそれが取付けられた吸音構成体
JP2002006854A (ja) * 2000-04-21 2002-01-11 Mitsubishi Heavy Ind Ltd アクティブ減音装置及びこれを有するアクティブ遮音壁
US7613307B2 (en) 2000-04-21 2009-11-03 Mitsubishi Heavy Industries, Ltd. Active sound reduction apparatus and active noise insulation wall having same

Also Published As

Publication number Publication date
JPH0748740Y2 (ja) 1995-11-08

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Legal Events

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