JPH01106854U - - Google Patents
Info
- Publication number
- JPH01106854U JPH01106854U JP68188U JP68188U JPH01106854U JP H01106854 U JPH01106854 U JP H01106854U JP 68188 U JP68188 U JP 68188U JP 68188 U JP68188 U JP 68188U JP H01106854 U JPH01106854 U JP H01106854U
- Authority
- JP
- Japan
- Prior art keywords
- gate plate
- spring
- attached
- central axis
- fixed frame
- 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
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000779 smoke Substances 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims 2
- 239000000463 material Substances 0.000 description 1
Landscapes
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Air-Flow Control Members (AREA)
Description
第１図ないし第３図は本考案の一実施例を示す
ものであり、第１図は流体通路の内側に設置され
た排煙装置の側断面図、第２図は第１図の―
断面を示す側面図、第３図はゲート板が閉鎖状態
にある本装置を外側から見た場合の平面図である
。
１……流体通路、２……固定枠体、３……ゲー
ト板、４……係止部（梁材）、Ｏ……中心軸線、
８……ばね、９……摺動部材、１０……解除装置
、１１……掛止部。
Figures 1 to 3 show an embodiment of the present invention, with Figure 1 being a side sectional view of a smoke evacuation device installed inside a fluid passage, and Figure 2 being a side sectional view of the smoke evacuation device installed inside the fluid passage.
FIG. 3 is a side view showing a cross section, and is a plan view of the device when the gate plate is in a closed state, as seen from the outside. 1... Fluid passage, 2... Fixed frame, 3... Gate plate, 4... Locking part (beam material), O... Center axis line,
8...Spring, 9...Sliding member, 10...Release device, 11...Latching portion.
Claims (1)
枠体を設け、この固定枠体の開口面に平行となる
中心軸線の回りに回転自在にゲート板を取り付け
、さらに、一端が前記固定枠体の内側に固定され
ると共に、他端が前記中心軸線を介してゲート板
に取り付けられるばねを設け、このばねの他端を
前記ゲート板が回転するのに伴つて該ゲート板の
表面に沿つて移動自在とすると共に、前記ゲート
板のばねが取り付けられた側と中心軸線を介して
反対側にゲート板が前記ばねによつて回動するの
を阻止するための解除装置を有する掛止部を設け
、さらに固定枠体の内部に中心軸線の回りに回転
して開放状態となつたゲート板を係止させるため
の係止部を設けたことを特徴とする排煙装置。 A cylindrical fixed frame is provided in a fluid passage such as a ventilation opening or a ventilation window, a gate plate is attached rotatably around a central axis parallel to the opening surface of this fixed frame, and one end is attached to the fixed frame. A spring is fixed to the inside of the frame and has its other end attached to the gate plate via the central axis, and the other end of the spring is attached to the surface of the gate plate as the gate plate rotates. a latch that is movable along the spring and has a release device for preventing rotation of the gate plate by the spring to a side opposite to the side of the gate plate to which the spring is attached; What is claimed is: 1. A smoke evacuation device comprising: a locking portion for locking a gate plate rotated around a central axis to be in an open state;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP68188U JPH0649303Y2 (en) | 1988-01-07 | 1988-01-07 | Smoke exhaust device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP68188U JPH0649303Y2 (en) | 1988-01-07 | 1988-01-07 | Smoke exhaust device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01106854U true JPH01106854U (en) | 1989-07-19 |
| JPH0649303Y2 JPH0649303Y2 (en) | 1994-12-14 |
Family
ID=31199926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP68188U Expired - Lifetime JPH0649303Y2 (en) | 1988-01-07 | 1988-01-07 | Smoke exhaust device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649303Y2 (en) |
-
1988
- 1988-01-07 JP JP68188U patent/JPH0649303Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649303Y2 (en) | 1994-12-14 |
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