JPS601388Y2 - 吸音率測定用残響室 - Google Patents

吸音率測定用残響室

Info

Publication number
JPS601388Y2
JPS601388Y2 JP11853479U JP11853479U JPS601388Y2 JP S601388 Y2 JPS601388 Y2 JP S601388Y2 JP 11853479 U JP11853479 U JP 11853479U JP 11853479 U JP11853479 U JP 11853479U JP S601388 Y2 JPS601388 Y2 JP S601388Y2
Authority
JP
Japan
Prior art keywords
sample
floor
mounting plate
sample mounting
sound absorption
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.)
Expired
Application number
JP11853479U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5637031U (en, 2012
Inventor
徹 中野
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.)
Nihon Onkyo Engeneering Co Ltd
Original Assignee
Nittobo Acoustic Engineering 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 Nittobo Acoustic Engineering Co Ltd filed Critical Nittobo Acoustic Engineering Co Ltd
Priority to JP11853479U priority Critical patent/JPS601388Y2/ja
Publication of JPS5637031U publication Critical patent/JPS5637031U/ja
Application granted granted Critical
Publication of JPS601388Y2 publication Critical patent/JPS601388Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP11853479U 1979-08-30 1979-08-30 吸音率測定用残響室 Expired JPS601388Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11853479U JPS601388Y2 (ja) 1979-08-30 1979-08-30 吸音率測定用残響室

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11853479U JPS601388Y2 (ja) 1979-08-30 1979-08-30 吸音率測定用残響室

Publications (2)

Publication Number Publication Date
JPS5637031U JPS5637031U (en, 2012) 1981-04-09
JPS601388Y2 true JPS601388Y2 (ja) 1985-01-16

Family

ID=29350746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11853479U Expired JPS601388Y2 (ja) 1979-08-30 1979-08-30 吸音率測定用残響室

Country Status (1)

Country Link
JP (1) JPS601388Y2 (en, 2012)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6423185U (en, 2012) * 1987-07-30 1989-02-07
JPH0434233Y2 (en, 2012) * 1987-11-11 1992-08-14
JPH0758030B2 (ja) * 1989-07-20 1995-06-21 三谷セキサン株式会社 杭穴掘削用オーガー

Also Published As

Publication number Publication date
JPS5637031U (en, 2012) 1981-04-09

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