JPS59113490U - Fire door viewing window shutter device - Google Patents
Fire door viewing window shutter deviceInfo
- Publication number
- JPS59113490U JPS59113490U JP539283U JP539283U JPS59113490U JP S59113490 U JPS59113490 U JP S59113490U JP 539283 U JP539283 U JP 539283U JP 539283 U JP539283 U JP 539283U JP S59113490 U JPS59113490 U JP S59113490U
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- fire door
- viewing window
- metal plates
- shutter device
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の防火扉の正面図、第２図は第１図の■−
■線に沿う断面図、第３図は本考案の防火扉の正面図、
第４図は第３図のＩＶ−ＩＶ線Ｉミ沿う断面図、第５図
は異常時のシャッタ係止装置の作用を表わす正面図、で
ある。
６・・・防火扉、７・・・覗き窓、８・・・耐火ガラス
、９・・・シャッタ収容室、１０． １１． １２・・
・金属板、１０ａ、 １１ａ、 １２−・・折曲げ
部、１０ｂ−Ｌ字状の折曲げ部、１３・・・シャッタ、
１４・・・シャッタ係止装置、２１・・・ガイド。Figure 1 is a front view of a conventional fire door, Figure 2 is the ■- of Figure 1.
■A sectional view along the line, Figure 3 is a front view of the fire door of the present invention,
FIG. 4 is a sectional view taken along line IV--IV in FIG. 3, and FIG. 5 is a front view showing the action of the shutter locking device in the event of an abnormality. 6...Fire door, 7...Peep window, 8...Fireproof glass, 9...Shutter housing chamber, 10. 11. 12...
・Metal plate, 10a, 11a, 12--bent part, 10b-L-shaped bent part, 13--shutter,
14...Shutter locking device, 21...Guide.
Claims (1)
該シャッタ収容室に互いに独立した複数の金属板から成
るシャッタを自重により落下可能に収容すると共に、前
記金属板の落下時に隣接する前記金属板を互いに係合さ
せて上下方向に連結する折曲げ部を前記金属板の上下端
にそれぞれ形成し、前記シャッタ収容室の下方に前記金
属板を案内するガイドを設け、平常時には前記シャッタ
を前記シャッタ収容室内に押圧保持し、異常時には前記
シャッタの保持力を解放するシャッタ係止装置を前記防
火扉に設けたことを特徴とする防火扉の覗き窓シャッタ
装置。A shutter storage chamber is formed above the viewing window of the fire door,
A shutter made of a plurality of mutually independent metal plates is housed in the shutter storage chamber so as to be able to fall under its own weight, and a bent portion engages the adjacent metal plates with each other and connects them in the vertical direction when the metal plates fall. are respectively formed at the upper and lower ends of the metal plate, and a guide is provided below the shutter housing chamber to guide the metal plate, so that the shutter is pressed and held in the shutter housing chamber under normal conditions, and the holding force of the shutter is maintained during abnormal conditions. A viewing window shutter device for a fire door, characterized in that the fire door is provided with a shutter locking device for releasing the door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP539283U JPS59113490U (en) | 1983-01-20 | 1983-01-20 | Fire door viewing window shutter device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP539283U JPS59113490U (en) | 1983-01-20 | 1983-01-20 | Fire door viewing window shutter device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59113490U true JPS59113490U (en) | 1984-07-31 |
Family
ID=30136980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP539283U Pending JPS59113490U (en) | 1983-01-20 | 1983-01-20 | Fire door viewing window shutter device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59113490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62192750U (en) * | 1986-05-29 | 1987-12-08 | ||
| JPH02114067U (en) * | 1989-02-28 | 1990-09-12 |
-
1983
- 1983-01-20 JP JP539283U patent/JPS59113490U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62192750U (en) * | 1986-05-29 | 1987-12-08 | ||
| JPH02114067U (en) * | 1989-02-28 | 1990-09-12 |
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