JPH03123093U - - Google Patents
Info
- Publication number
- JPH03123093U JPH03123093U JP3348190U JP3348190U JPH03123093U JP H03123093 U JPH03123093 U JP H03123093U JP 3348190 U JP3348190 U JP 3348190U JP 3348190 U JP3348190 U JP 3348190U JP H03123093 U JPH03123093 U JP H03123093U
- Authority
- JP
- Japan
- Prior art keywords
- fire door
- wall
- hole
- wall surface
- cotton
- 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
- 239000000463 material Substances 0.000 claims description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Landscapes
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Description
第１図は本考案の一実施例を示す防火扉の一部
縦断側面図、第２図は他の実施例を示す正面図で
ある。 符号、１，２……壁面、３……透孔、４……中
空、５……スチール製ウール（不燃性綿状体）。
縦断側面図、第２図は他の実施例を示す正面図で
ある。 符号、１，２……壁面、３……透孔、４……中
空、５……スチール製ウール（不燃性綿状体）。
Claims (1)
- 【実用新案登録請求の範囲】 (1) 中空体に形成した防火扉の壁面に多数の透
孔を設け、中空内に不燃性綿状体を充填したこと
を特徴とする防火扉の構造。 (2) 透孔が壁面の下部にのみ設けたことを特徴
とする請求項(1)記載の防火扉の構造。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3348190U JPH0712630Y2 (ja) | 1990-03-29 | 1990-03-29 | 防火扉の構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3348190U JPH0712630Y2 (ja) | 1990-03-29 | 1990-03-29 | 防火扉の構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03123093U true JPH03123093U (ja) | 1991-12-16 |
| JPH0712630Y2 JPH0712630Y2 (ja) | 1995-03-29 |
Family
ID=31537176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3348190U Expired - Lifetime JPH0712630Y2 (ja) | 1990-03-29 | 1990-03-29 | 防火扉の構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0712630Y2 (ja) |
-
1990
- 1990-03-29 JP JP3348190U patent/JPH0712630Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0712630Y2 (ja) | 1995-03-29 |