JPH0420947U - - Google Patents
Info
- Publication number
- JPH0420947U JPH0420947U JP6244190U JP6244190U JPH0420947U JP H0420947 U JPH0420947 U JP H0420947U JP 6244190 U JP6244190 U JP 6244190U JP 6244190 U JP6244190 U JP 6244190U JP H0420947 U JPH0420947 U JP H0420947U
- Authority
- JP
- Japan
- Prior art keywords
- opposing surface
- whose
- ventilation hole
- ventilation
- contact
- 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 8
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
- Air-Flow Control Members (AREA)
Description
第１図はこの考案の一実施例の換気装置の通気
孔を閉めた状態を示す断面側面図、第２図はその
通気状態を示す断面側面図、第３図はこの考案の
換気装置をドアに設けた場合を示す簡略図、第４
図は従来例の換気装置の要部断面図である。
２……通気孔、３，４……対向面、５……十字
形羽根、６……回転軸、７……長辺、８……短辺
。
Figure 1 is a cross-sectional side view showing the ventilator of an embodiment of this invention with the ventilation hole closed, Figure 2 is a cross-sectional side view showing the ventilation state, and Figure 3 is a ventilation system of this invention with the door closed. Simplified diagram showing the case where the 4th
The figure is a sectional view of a main part of a conventional ventilation system. 2... Ventilation hole, 3, 4... Opposing surface, 5... Cruciform blade, 6... Rotating shaft, 7... Long side, 8... Short side.
Claims (1)
記通気孔の内側縁に軸支されるとともに前記対向
面から等距離に配置される回転軸を有し両端が前
記対向面に摺接する長辺と両端が前記対向面に摺
接しない短辺とを組み合わせた十字形羽根とを備
えた換気装置。 A length having a ventilation hole whose opposing surface in the longitudinal direction is a concave curved surface, and a rotating shaft that is pivotally supported by the inner edge of the ventilation hole and arranged at an equal distance from the opposing surface, and whose both ends slide into contact with the opposing surface. A ventilation device comprising a cross-shaped blade having a combination of a side and a short side whose ends do not come into sliding contact with the opposing surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6244190U JPH0420947U (en) | 1990-06-13 | 1990-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6244190U JPH0420947U (en) | 1990-06-13 | 1990-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0420947U true JPH0420947U (en) | 1992-02-21 |
Family
ID=31591594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6244190U Pending JPH0420947U (en) | 1990-06-13 | 1990-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0420947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100603630B1 (en) * | 2006-05-04 | 2006-07-24 | (주)신도시엔지니어링종합건축사사무소 | Ventilation device with external view installed at the upper part of the entrance door for apartment house |
-
1990
- 1990-06-13 JP JP6244190U patent/JPH0420947U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100603630B1 (en) * | 2006-05-04 | 2006-07-24 | (주)신도시엔지니어링종합건축사사무소 | Ventilation device with external view installed at the upper part of the entrance door for apartment house |