JPS5343937A - Noiseemuffled ventilating hole - Google Patents

Noiseemuffled ventilating hole

Info

Publication number
JPS5343937A
JPS5343937A JP11728776A JP11728776A JPS5343937A JP S5343937 A JPS5343937 A JP S5343937A JP 11728776 A JP11728776 A JP 11728776A JP 11728776 A JP11728776 A JP 11728776A JP S5343937 A JPS5343937 A JP S5343937A
Authority
JP
Japan
Prior art keywords
noiseemuffled
ventilating hole
ventilating
hole
noiseemuffled ventilating
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
JP11728776A
Other languages
Japanese (ja)
Other versions
JPS5642813B2 (en
Inventor
Hiromitsu Naka
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.)
Naka Technical Laboratory Co Ltd
Original Assignee
Naka Technical Laboratory 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 Naka Technical Laboratory Co Ltd filed Critical Naka Technical Laboratory Co Ltd
Priority to JP11728776A priority Critical patent/JPS5343937A/en
Publication of JPS5343937A publication Critical patent/JPS5343937A/en
Publication of JPS5642813B2 publication Critical patent/JPS5642813B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
  • Duct Arrangements (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP11728776A 1976-10-01 1976-10-01 Noiseemuffled ventilating hole Granted JPS5343937A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11728776A JPS5343937A (en) 1976-10-01 1976-10-01 Noiseemuffled ventilating hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11728776A JPS5343937A (en) 1976-10-01 1976-10-01 Noiseemuffled ventilating hole

Publications (2)

Publication Number Publication Date
JPS5343937A true JPS5343937A (en) 1978-04-20
JPS5642813B2 JPS5642813B2 (en) 1981-10-07

Family

ID=14708000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11728776A Granted JPS5343937A (en) 1976-10-01 1976-10-01 Noiseemuffled ventilating hole

Country Status (1)

Country Link
JP (1) JPS5343937A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553256U (en) * 1978-06-21 1980-01-10
JPS61185932U (en) * 1985-05-07 1986-11-20
JP2003090591A (en) * 2001-09-20 2003-03-28 Taisei Corp Air inlet structure opening into room
JP2013127443A (en) * 2011-11-17 2013-06-27 Aichi Tokei Denki Co Ltd Silencer, and ultrasonic flowmeter with silencer

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS553256U (en) * 1978-06-21 1980-01-10
JPS5838916Y2 (en) * 1978-06-21 1983-09-02 三菱電機株式会社 Silent air suction device for ventilation ducts
JPS61185932U (en) * 1985-05-07 1986-11-20
JPH0221718Y2 (en) * 1985-05-07 1990-06-12
JP2003090591A (en) * 2001-09-20 2003-03-28 Taisei Corp Air inlet structure opening into room
JP2013127443A (en) * 2011-11-17 2013-06-27 Aichi Tokei Denki Co Ltd Silencer, and ultrasonic flowmeter with silencer

Also Published As

Publication number Publication date
JPS5642813B2 (en) 1981-10-07

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