JPH01125945U - - Google Patents
Info
- Publication number
- JPH01125945U JPH01125945U JP2041488U JP2041488U JPH01125945U JP H01125945 U JPH01125945 U JP H01125945U JP 2041488 U JP2041488 U JP 2041488U JP 2041488 U JP2041488 U JP 2041488U JP H01125945 U JPH01125945 U JP H01125945U
- Authority
- JP
- Japan
- Prior art keywords
- main body
- recess
- ventilation
- discharge port
- ventilation casing
- 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 7
- 230000002265 prevention Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims 1
Landscapes
- Air-Flow Control Members (AREA)
- Check Valves (AREA)
Description
第１図は本考案の一実施例によるダクト用換気
扇を示す断面図、第２図は従来のダクト用換気扇
の断面図である。
１……本体、２……送風機、３……通風ケーシ
ング、７……吐出口、８……凹部、９……支点、
１０……逆流防止シヤツター。
FIG. 1 is a sectional view showing a duct ventilation fan according to an embodiment of the present invention, and FIG. 2 is a sectional view of a conventional duct ventilation fan. 1... Main body, 2... Blower, 3... Ventilation casing, 7... Discharge port, 8... Recess, 9... Fulcrum,
10...Backflow prevention shutter.
Claims (1)
シングの吐出口と連通するように当接される本体
吐出口を有する本体と、屋外と連通するダクトと
接続される前記本体吐出口と連通するよう設けら
れたダクト接続部とを具備し、前記通風ケーシン
グの吐出口には、その下部に凹部を設けこの凹部
に支点を有して回転自在に逆流防止シヤツターを
配設してなるダクト用換気扇。 A main body including a blower and a ventilation casing and having a main body discharge port abutted so as to communicate with the discharge port of the ventilation casing, and a main body discharging port connected to a duct communicating with the outdoors. A ventilation fan for a duct, comprising: a recess at the lower part of the outlet of the ventilation casing; and a backflow prevention shutter having a fulcrum in the recess and rotatably disposed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2041488U JPH01125945U (en) | 1988-02-18 | 1988-02-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2041488U JPH01125945U (en) | 1988-02-18 | 1988-02-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01125945U true JPH01125945U (en) | 1989-08-28 |
Family
ID=31236762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2041488U Pending JPH01125945U (en) | 1988-02-18 | 1988-02-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01125945U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5126162A (en) * | 1974-08-29 | 1976-03-03 | Kubota Ltd | |
| JPS58180800A (en) * | 1982-04-16 | 1983-10-22 | Hitachi Ltd | Fan |
-
1988
- 1988-02-18 JP JP2041488U patent/JPH01125945U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5126162A (en) * | 1974-08-29 | 1976-03-03 | Kubota Ltd | |
| JPS58180800A (en) * | 1982-04-16 | 1983-10-22 | Hitachi Ltd | Fan |