JPS5481697A - Variable blow smoke and fire preventive damper - Google Patents
Variable blow smoke and fire preventive damperInfo
- 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
Links
Landscapes
- Air-Flow Control Members (AREA)
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)
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 |
-
1977
- 1977-12-13 JP JP14872377A patent/JPS5481697A/en active Granted
Cited By (2)
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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