JPH045855U - - Google Patents
Info
- Publication number
- JPH045855U JPH045855U JP4508290U JP4508290U JPH045855U JP H045855 U JPH045855 U JP H045855U JP 4508290 U JP4508290 U JP 4508290U JP 4508290 U JP4508290 U JP 4508290U JP H045855 U JPH045855 U JP H045855U
- Authority
- JP
- Japan
- Prior art keywords
- duct
- elbow
- fire damper
- damper
- built
- 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.)
- Pending
Links
- 230000002265 prevention Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Air-Flow Control Members (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4508290U JPH045855U (it) | 1990-05-01 | 1990-05-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4508290U JPH045855U (it) | 1990-05-01 | 1990-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH045855U true JPH045855U (it) | 1992-01-20 |
Family
ID=31558954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4508290U Pending JPH045855U (it) | 1990-05-01 | 1990-05-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH045855U (it) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59200666A (ja) * | 1983-04-26 | 1984-11-14 | 株式会社東芝 | 防火ダンパ−装置 |
-
1990
- 1990-05-01 JP JP4508290U patent/JPH045855U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59200666A (ja) * | 1983-04-26 | 1984-11-14 | 株式会社東芝 | 防火ダンパ−装置 |