JPH0623300Y2 - 防火ダンパー - Google Patents
防火ダンパーInfo
- Publication number
- JPH0623300Y2 JPH0623300Y2 JP4808788U JP4808788U JPH0623300Y2 JP H0623300 Y2 JPH0623300 Y2 JP H0623300Y2 JP 4808788 U JP4808788 U JP 4808788U JP 4808788 U JP4808788 U JP 4808788U JP H0623300 Y2 JPH0623300 Y2 JP H0623300Y2
- Authority
- JP
- Japan
- Prior art keywords
- lock pin
- duct
- shutter
- handle
- pressing 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 - Lifetime
Links
- 230000007246 mechanism Effects 0.000 claims description 30
- 238000007689 inspection Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 7
- 238000003780 insertion Methods 0.000 description 7
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
Landscapes
- Air-Flow Control Members (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4808788U JPH0623300Y2 (ja) | 1988-04-08 | 1988-04-08 | 防火ダンパー |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4808788U JPH0623300Y2 (ja) | 1988-04-08 | 1988-04-08 | 防火ダンパー |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01152651U JPH01152651U (enrdf_load_stackoverflow) | 1989-10-20 |
JPH0623300Y2 true JPH0623300Y2 (ja) | 1994-06-22 |
Family
ID=31274255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4808788U Expired - Lifetime JPH0623300Y2 (ja) | 1988-04-08 | 1988-04-08 | 防火ダンパー |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0623300Y2 (enrdf_load_stackoverflow) |
-
1988
- 1988-04-08 JP JP4808788U patent/JPH0623300Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH01152651U (enrdf_load_stackoverflow) | 1989-10-20 |
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