JPS60171136A - 吸音構造体 - Google Patents

吸音構造体

Info

Publication number
JPS60171136A
JPS60171136A JP2681184A JP2681184A JPS60171136A JP S60171136 A JPS60171136 A JP S60171136A JP 2681184 A JP2681184 A JP 2681184A JP 2681184 A JP2681184 A JP 2681184A JP S60171136 A JPS60171136 A JP S60171136A
Authority
JP
Japan
Prior art keywords
sound
porous sintered
communication hole
plate
absorbing structure
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
JP2681184A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6410179B2 (OSRAM
Inventor
大川　敏夫
徹 森本
中川　文博
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.)
NDC Co Ltd
Nippon Dia Clevite Co Ltd
Original Assignee
NDC Co Ltd
Nippon Dia Clevite 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 NDC Co Ltd, Nippon Dia Clevite Co Ltd filed Critical NDC Co Ltd
Priority to JP2681184A priority Critical patent/JPS60171136A/ja
Publication of JPS60171136A publication Critical patent/JPS60171136A/ja
Publication of JPS6410179B2 publication Critical patent/JPS6410179B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Building Environments (AREA)
  • Laminated Bodies (AREA)
JP2681184A 1984-02-14 1984-02-14 吸音構造体 Granted JPS60171136A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2681184A JPS60171136A (ja) 1984-02-14 1984-02-14 吸音構造体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2681184A JPS60171136A (ja) 1984-02-14 1984-02-14 吸音構造体

Publications (2)

Publication Number Publication Date
JPS60171136A true JPS60171136A (ja) 1985-09-04
JPS6410179B2 JPS6410179B2 (OSRAM) 1989-02-21

Family

ID=12203669

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2681184A Granted JPS60171136A (ja) 1984-02-14 1984-02-14 吸音構造体

Country Status (1)

Country Link
JP (1) JPS60171136A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0249405U (OSRAM) * 1988-10-01 1990-04-05
JPH0279711U (OSRAM) * 1988-12-08 1990-06-19

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420255U (OSRAM) * 1977-07-13 1979-02-09
JPS5611375A (en) * 1979-07-10 1981-02-04 Toshiba Corp Waveform display unit
JPS57112513U (OSRAM) * 1980-12-29 1982-07-12

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5420255U (OSRAM) * 1977-07-13 1979-02-09
JPS5611375A (en) * 1979-07-10 1981-02-04 Toshiba Corp Waveform display unit
JPS57112513U (OSRAM) * 1980-12-29 1982-07-12

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0249405U (OSRAM) * 1988-10-01 1990-04-05
JPH0279711U (OSRAM) * 1988-12-08 1990-06-19

Also Published As

Publication number Publication date
JPS6410179B2 (OSRAM) 1989-02-21

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term