JPS6198935U - - Google Patents
Info
- Publication number
- JPS6198935U JPS6198935U JP18385284U JP18385284U JPS6198935U JP S6198935 U JPS6198935 U JP S6198935U JP 18385284 U JP18385284 U JP 18385284U JP 18385284 U JP18385284 U JP 18385284U JP S6198935 U JPS6198935 U JP S6198935U
- Authority
- JP
- Japan
- Prior art keywords
- ventilation
- ventilation fan
- fan stand
- damper
- stand
- 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 12
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Air-Flow Control Members (AREA)
Description
第１図および第２図は本考案の一実施例を示し
、第１図は正面図、第２図は縦断面図である。第
３図および第４図は従来例を示し、第３図は正面
図、第４図は縦断面図である。
１０……通風トランク、１１……通風フアン、
１２……通風筒、１３……通風フアン台、１５…
…防火ダンパー、１６……整流板。
FIGS. 1 and 2 show an embodiment of the present invention, with FIG. 1 being a front view and FIG. 2 being a longitudinal sectional view. 3 and 4 show a conventional example, with FIG. 3 being a front view and FIG. 4 being a longitudinal sectional view. 10... Ventilation trunk, 11... Ventilation fan,
12... Ventilation pipe, 13... Ventilation fan stand, 15...
...Fire damper, 16... Rectifier plate.
Claims (1)
通風フアン台を設け、該通風フアン台の開口面積
を通風筒のそれよりも大に設定し、通風フアン台
内に防火ダンパーを回動自在に設け、該ダンパー
に整流板を設けたことを特徴とする通風装置。 A ventilation fan stand is provided between the ventilation trunk and the ventilation tube with a ventilation fan, the opening area of the ventilation fan stand is set larger than that of the ventilation tube, and a fire prevention damper is rotatably provided within the ventilation fan stand. , A ventilation device characterized in that the damper is provided with a rectifying plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18385284U JPS6198935U (en) | 1984-12-03 | 1984-12-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18385284U JPS6198935U (en) | 1984-12-03 | 1984-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6198935U true JPS6198935U (en) | 1986-06-25 |
Family
ID=30741343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18385284U Pending JPS6198935U (en) | 1984-12-03 | 1984-12-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6198935U (en) |
-
1984
- 1984-12-03 JP JP18385284U patent/JPS6198935U/ja active Pending
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