JPH01106854U - - Google Patents
Info
- Publication number
- JPH01106854U JPH01106854U JP68188U JP68188U JPH01106854U JP H01106854 U JPH01106854 U JP H01106854U JP 68188 U JP68188 U JP 68188U JP 68188 U JP68188 U JP 68188U JP H01106854 U JPH01106854 U JP H01106854U
- Authority
- JP
- Japan
- Prior art keywords
- gate plate
- spring
- attached
- central axis
- fixed frame
- 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
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims 2
- 239000000463 material Substances 0.000 description 1
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Air-Flow Control Members (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP68188U JPH0649303Y2 (ja) | 1988-01-07 | 1988-01-07 | 排煙装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP68188U JPH0649303Y2 (ja) | 1988-01-07 | 1988-01-07 | 排煙装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01106854U true JPH01106854U (en]) | 1989-07-19 |
| JPH0649303Y2 JPH0649303Y2 (ja) | 1994-12-14 |
Family
ID=31199926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP68188U Expired - Lifetime JPH0649303Y2 (ja) | 1988-01-07 | 1988-01-07 | 排煙装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649303Y2 (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440447A (zh) * | 2023-04-03 | 2023-07-18 | 中泽(浙江)消防工程有限公司 | 一种基于物联网技术的智慧消防系统 |
-
1988
- 1988-01-07 JP JP68188U patent/JPH0649303Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440447A (zh) * | 2023-04-03 | 2023-07-18 | 中泽(浙江)消防工程有限公司 | 一种基于物联网技术的智慧消防系统 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649303Y2 (ja) | 1994-12-14 |
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