JPS5481697A - Variable blow smoke and fire preventive damper - Google Patents

Variable blow smoke and fire preventive damper

Info

Publication number
JPS5481697A
JPS5481697A JP14872377A JP14872377A JPS5481697A JP S5481697 A JPS5481697 A JP S5481697A JP 14872377 A JP14872377 A JP 14872377A JP 14872377 A JP14872377 A JP 14872377A JP S5481697 A JPS5481697 A JP S5481697A
Authority
JP
Japan
Prior art keywords
fire preventive
variable blow
blow smoke
preventive damper
damper
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
JP14872377A
Other languages
Japanese (ja)
Other versions
JPS5620470B2 (en
Inventor
Toshiyuki Murakami
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.)
Eakonsutaa Kk
Original Assignee
Eakonsutaa Kk
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 Eakonsutaa Kk filed Critical Eakonsutaa Kk
Priority to JP14872377A priority Critical patent/JPS5481697A/en
Publication of JPS5481697A publication Critical patent/JPS5481697A/en
Publication of JPS5620470B2 publication Critical patent/JPS5620470B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Air-Flow Control Members (AREA)
JP14872377A 1977-12-13 1977-12-13 Variable blow smoke and fire preventive damper Granted JPS5481697A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14872377A JPS5481697A (en) 1977-12-13 1977-12-13 Variable blow smoke and fire preventive damper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14872377A JPS5481697A (en) 1977-12-13 1977-12-13 Variable blow smoke and fire preventive damper

Publications (2)

Publication Number Publication Date
JPS5481697A true JPS5481697A (en) 1979-06-29
JPS5620470B2 JPS5620470B2 (en) 1981-05-13

Family

ID=15459156

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14872377A Granted JPS5481697A (en) 1977-12-13 1977-12-13 Variable blow smoke and fire preventive damper

Country Status (1)

Country Link
JP (1) JPS5481697A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011104335A (en) * 2009-10-23 2011-06-02 Shimizu Corp Smoke extraction system and multistory building having the same
JP2012181012A (en) * 2012-06-15 2012-09-20 Air Water Safety Service Inc Depressurizing device for inactive gas fire-extinguishing equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011104335A (en) * 2009-10-23 2011-06-02 Shimizu Corp Smoke extraction system and multistory building having the same
JP2012181012A (en) * 2012-06-15 2012-09-20 Air Water Safety Service Inc Depressurizing device for inactive gas fire-extinguishing equipment

Also Published As

Publication number Publication date
JPS5620470B2 (en) 1981-05-13

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