JPH0315995U - - Google Patents
Info
- Publication number
- JPH0315995U JPH0315995U JP7702089U JP7702089U JPH0315995U JP H0315995 U JPH0315995 U JP H0315995U JP 7702089 U JP7702089 U JP 7702089U JP 7702089 U JP7702089 U JP 7702089U JP H0315995 U JPH0315995 U JP H0315995U
- Authority
- JP
- Japan
- Prior art keywords
- airtight member
- shutter
- smoke
- shutter curtain
- comes
- 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
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7702089U JPH0725430Y2 (ja) | 1989-06-30 | 1989-06-30 | 防煙シャッターの異音防止構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7702089U JPH0725430Y2 (ja) | 1989-06-30 | 1989-06-30 | 防煙シャッターの異音防止構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0315995U true JPH0315995U (hu) | 1991-02-18 |
| JPH0725430Y2 JPH0725430Y2 (ja) | 1995-06-07 |
Family
ID=31619013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7702089U Expired - Lifetime JPH0725430Y2 (ja) | 1989-06-30 | 1989-06-30 | 防煙シャッターの異音防止構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0725430Y2 (hu) |
-
1989
- 1989-06-30 JP JP7702089U patent/JPH0725430Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0725430Y2 (ja) | 1995-06-07 |