JPS5222901A - Sound absorving plate and its producing method - Google Patents

Sound absorving plate and its producing method

Info

Publication number
JPS5222901A
JPS5222901A JP50098503A JP9850375A JPS5222901A JP S5222901 A JPS5222901 A JP S5222901A JP 50098503 A JP50098503 A JP 50098503A JP 9850375 A JP9850375 A JP 9850375A JP S5222901 A JPS5222901 A JP S5222901A
Authority
JP
Japan
Prior art keywords
absorving
sound
plate
producing method
perlight
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
JP50098503A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5250123B2 (cs
Inventor
Mutsuo Konishi
Jiro Sato
Hiroshige Konishi
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.)
Taiheiyo Cement Corp
Original Assignee
Chichibu Cement Co Ltd
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 Chichibu Cement Co Ltd filed Critical Chichibu Cement Co Ltd
Priority to JP50098503A priority Critical patent/JPS5222901A/ja
Publication of JPS5222901A publication Critical patent/JPS5222901A/ja
Publication of JPS5250123B2 publication Critical patent/JPS5250123B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP50098503A 1975-08-15 1975-08-15 Sound absorving plate and its producing method Granted JPS5222901A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50098503A JPS5222901A (en) 1975-08-15 1975-08-15 Sound absorving plate and its producing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50098503A JPS5222901A (en) 1975-08-15 1975-08-15 Sound absorving plate and its producing method

Publications (2)

Publication Number Publication Date
JPS5222901A true JPS5222901A (en) 1977-02-21
JPS5250123B2 JPS5250123B2 (cs) 1977-12-22

Family

ID=14221434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50098503A Granted JPS5222901A (en) 1975-08-15 1975-08-15 Sound absorving plate and its producing method

Country Status (1)

Country Link
JP (1) JPS5222901A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54149216A (en) * 1978-05-15 1979-11-22 Mitsui Mining & Smelting Co Sound insulation plate of piano*s sound
JPS59106000A (ja) * 1982-12-08 1984-06-19 Mizota Kogyo Kk ポンプ据付装置
CN105040940A (zh) * 2015-06-30 2015-11-11 南京常荣声学股份有限公司 一种基于吸发声自平衡原理的单元吸声板装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54149216A (en) * 1978-05-15 1979-11-22 Mitsui Mining & Smelting Co Sound insulation plate of piano*s sound
JPS59106000A (ja) * 1982-12-08 1984-06-19 Mizota Kogyo Kk ポンプ据付装置
CN105040940A (zh) * 2015-06-30 2015-11-11 南京常荣声学股份有限公司 一种基于吸发声自平衡原理的单元吸声板装置
CN105040940B (zh) * 2015-06-30 2017-07-28 南京常荣声学股份有限公司 一种基于吸发声自平衡原理的单元吸声板装置

Also Published As

Publication number Publication date
JPS5250123B2 (cs) 1977-12-22

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