JPS638055U - - Google Patents
Info
- Publication number
- JPS638055U JPS638055U JP10215786U JP10215786U JPS638055U JP S638055 U JPS638055 U JP S638055U JP 10215786 U JP10215786 U JP 10215786U JP 10215786 U JP10215786 U JP 10215786U JP S638055 U JPS638055 U JP S638055U
- Authority
- JP
- Japan
- Prior art keywords
- duct
- damper
- fire
- reflective material
- ducts
- 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
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Air-Flow Control Members (AREA)
Description
第１図は本考案に係る送光ダクト用防火ダンパ
ーの一実施例を示す縦断面図である。 ２……ダンパー外装板、３……ダンパー翼、９
……反射材。
ーの一実施例を示す縦断面図である。 ２……ダンパー外装板、３……ダンパー翼、９
……反射材。
Claims (1)
- 建造物の防火区画を貫通する送光ダクト用防火
ダンパーにおいて、ダクト内面、及び同ダクトを
開閉するダンパー翼のダクト内側に対向する面に
反射材を層着してなることを特徴とする送光ダク
ト用防火ダンパー。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10215786U JPS638055U (ja) | 1986-07-04 | 1986-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10215786U JPS638055U (ja) | 1986-07-04 | 1986-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS638055U true JPS638055U (ja) | 1988-01-20 |
Family
ID=30973546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10215786U Pending JPS638055U (ja) | 1986-07-04 | 1986-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS638055U (ja) |
-
1986
- 1986-07-04 JP JP10215786U patent/JPS638055U/ja active Pending