JPH0448441Y2 - - Google Patents
Info
- Publication number
- JPH0448441Y2 JPH0448441Y2 JP9624087U JP9624087U JPH0448441Y2 JP H0448441 Y2 JPH0448441 Y2 JP H0448441Y2 JP 9624087 U JP9624087 U JP 9624087U JP 9624087 U JP9624087 U JP 9624087U JP H0448441 Y2 JPH0448441 Y2 JP H0448441Y2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- ventilation
- vent
- opening
- closing plate
- 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
- 238000009423 ventilation Methods 0.000 claims description 37
- 230000002265 prevention Effects 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 description 7
- 210000000078 claw Anatomy 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Air-Flow Control Members (AREA)
- Building Environments (AREA)
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9624087U JPH0448441Y2 (cs) | 1987-06-23 | 1987-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9624087U JPH0448441Y2 (cs) | 1987-06-23 | 1987-06-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS641343U JPS641343U (cs) | 1989-01-06 |
| JPH0448441Y2 true JPH0448441Y2 (cs) | 1992-11-16 |
Family
ID=30961761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9624087U Expired JPH0448441Y2 (cs) | 1987-06-23 | 1987-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0448441Y2 (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200469454Y1 (ko) * | 2011-07-01 | 2013-10-15 | 주식회사 그렉스전자 | 전동 디퓨저 |
-
1987
- 1987-06-23 JP JP9624087U patent/JPH0448441Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS641343U (cs) | 1989-01-06 |
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