JPS6316521B2 - - Google Patents

Info

Publication number
JPS6316521B2
JPS6316521B2 JP6035385A JP6035385A JPS6316521B2 JP S6316521 B2 JPS6316521 B2 JP S6316521B2 JP 6035385 A JP6035385 A JP 6035385A JP 6035385 A JP6035385 A JP 6035385A JP S6316521 B2 JPS6316521 B2 JP S6316521B2
Authority
JP
Japan
Prior art keywords
sound
absorbing material
sound absorbing
flow resistance
air flow
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
JP6035385A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6164908A (ja
Inventor
Mitsuru Koketsu
Yoshihiro Oota
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators 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 NGK Insulators Ltd filed Critical NGK Insulators Ltd
Priority to JP6035385A priority Critical patent/JPS6164908A/ja
Publication of JPS6164908A publication Critical patent/JPS6164908A/ja
Publication of JPS6316521B2 publication Critical patent/JPS6316521B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
  • Building Environments (AREA)
JP6035385A 1985-03-25 1985-03-25 防音壁体 Granted JPS6164908A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6035385A JPS6164908A (ja) 1985-03-25 1985-03-25 防音壁体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6035385A JPS6164908A (ja) 1985-03-25 1985-03-25 防音壁体

Publications (2)

Publication Number Publication Date
JPS6164908A JPS6164908A (ja) 1986-04-03
JPS6316521B2 true JPS6316521B2 (enrdf_load_stackoverflow) 1988-04-09

Family

ID=13139704

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6035385A Granted JPS6164908A (ja) 1985-03-25 1985-03-25 防音壁体

Country Status (1)

Country Link
JP (1) JPS6164908A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0780714B2 (ja) * 1987-10-07 1995-08-30 三菱重工業株式会社 セラミックス吸音板及びその製造方法
JPH0233812U (enrdf_load_stackoverflow) * 1988-08-25 1990-03-02
JP4452195B2 (ja) * 2005-02-21 2010-04-21 三菱重工業株式会社 吸音装置

Also Published As

Publication number Publication date
JPS6164908A (ja) 1986-04-03

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