JPS6240604Y2 - - Google Patents
Info
- Publication number
- JPS6240604Y2 JPS6240604Y2 JP14521581U JP14521581U JPS6240604Y2 JP S6240604 Y2 JPS6240604 Y2 JP S6240604Y2 JP 14521581 U JP14521581 U JP 14521581U JP 14521581 U JP14521581 U JP 14521581U JP S6240604 Y2 JPS6240604 Y2 JP S6240604Y2
- Authority
- JP
- Japan
- Prior art keywords
- duct
- blade
- rotating shaft
- damper
- spring
- 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
Links
- 230000002265 prevention Effects 0.000 claims description 4
- 239000002184 metal Substances 0.000 description 22
- 229910052751 metal Inorganic materials 0.000 description 22
- 238000010586 diagram Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 2
- 229910000897 Babbitt (metal) Inorganic materials 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Air-Flow Control Members (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14521581U JPS5848262U (ja) | 1981-09-30 | 1981-09-30 | 防火ダンパ開閉装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14521581U JPS5848262U (ja) | 1981-09-30 | 1981-09-30 | 防火ダンパ開閉装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5848262U JPS5848262U (ja) | 1983-04-01 |
JPS6240604Y2 true JPS6240604Y2 (US20080094685A1-20080424-C00004.png) | 1987-10-17 |
Family
ID=29938155
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14521581U Granted JPS5848262U (ja) | 1981-09-30 | 1981-09-30 | 防火ダンパ開閉装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5848262U (US20080094685A1-20080424-C00004.png) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59225074A (ja) * | 1983-06-03 | 1984-12-18 | クリフ株式会社 | 防火防煙ダンパ− |
JPS60168844U (ja) * | 1984-04-18 | 1985-11-09 | シャープ株式会社 | 防火ダンパ− |
JPS6114054U (ja) * | 1984-06-29 | 1986-01-27 | シャープ株式会社 | 防火ダンパ− |
JPH0418589Y2 (US20080094685A1-20080424-C00004.png) * | 1984-10-30 | 1992-04-24 |
-
1981
- 1981-09-30 JP JP14521581U patent/JPS5848262U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5848262U (ja) | 1983-04-01 |
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