JPS62149733U - - Google Patents
Info
- Publication number
- JPS62149733U JPS62149733U JP3806386U JP3806386U JPS62149733U JP S62149733 U JPS62149733 U JP S62149733U JP 3806386 U JP3806386 U JP 3806386U JP 3806386 U JP3806386 U JP 3806386U JP S62149733 U JPS62149733 U JP S62149733U
- Authority
- JP
- Japan
- Prior art keywords
- tool
- locking tool
- locked
- ceiling
- ventilation
- 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
- 238000009423 ventilation Methods 0.000 claims description 5
Landscapes
- Building Environments (AREA)
Description
第１図はこの考案の一実施例の構造を示す断面
図、第２図はその要部斜視図、第３図は同じく形
状外観を示す斜視図、第４図はこの考案の他の実
施例の構造を示す断面図である。
１……換気口、２……天井、３，１３……係止
具、４，１４……被係止具、５，１５……蓋板。
Fig. 1 is a sectional view showing the structure of one embodiment of this invention, Fig. 2 is a perspective view of its main parts, Fig. 3 is a perspective view showing the external appearance, and Fig. 4 is another embodiment of this invention. FIG. 1... Ventilation opening, 2... Ceiling, 3, 13... Locking tool, 4, 14... Locked tool, 5, 15... Lid plate.
Claims (1)
口に付設された係止具と、この係止具に昇降自在
に支持されて任意の位置で係止される被係止具と
、この被係止具に固定され被係止具の昇降に応じ
て前記換気口を開閉する蓋板とを備えた換気装置
。 A ceiling in which a ventilation hole is formed, a locking tool attached to the ventilation hole in the ceiling, a locked tool that is supported by the locking tool so as to be movable up and down and is locked at any position, and the locking tool is A ventilation device comprising: a cover plate fixed to a locking tool and opening and closing the ventilation port according to the elevation and descent of the locked tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3806386U JPS62149733U (en) | 1986-03-14 | 1986-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3806386U JPS62149733U (en) | 1986-03-14 | 1986-03-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62149733U true JPS62149733U (en) | 1987-09-22 |
Family
ID=30849956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3806386U Pending JPS62149733U (en) | 1986-03-14 | 1986-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62149733U (en) |
-
1986
- 1986-03-14 JP JP3806386U patent/JPS62149733U/ja active Pending