JPH0377139U - - Google Patents
Info
- Publication number
- JPH0377139U JPH0377139U JP13849689U JP13849689U JPH0377139U JP H0377139 U JPH0377139 U JP H0377139U JP 13849689 U JP13849689 U JP 13849689U JP 13849689 U JP13849689 U JP 13849689U JP H0377139 U JPH0377139 U JP H0377139U
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- exhaust port
- duct
- connecting cylinder
- communicate
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000009423 ventilation Methods 0.000 claims 1
Landscapes
- Air-Flow Control Members (AREA)
- Ventilation (AREA)
Description
第１図及び第２図は本考案の一実施例を示すも
ので、第１図は全体の縦断面図、第２図は要部の
分解斜視図である。また、第３図及び第４図は従
来例を示す夫々第１図及び第２図相当図である。
図面中、１４…取付板、１５…連結筒体、１５
ａ…フランジ部、１５ｂ…支持部、１６…ダクト
、１７…本体ケース、１７ａ…開口部、１８…フ
アン装置、２５…シヤツタ、２５ａ…支持片部、
２６…軸、２７…筒状突出部、２７ａ…逃げ部、
２８…排気口を示す。
FIGS. 1 and 2 show an embodiment of the present invention, with FIG. 1 being a longitudinal sectional view of the entire device, and FIG. 2 being an exploded perspective view of the main parts. Further, FIGS. 3 and 4 are views corresponding to FIGS. 1 and 2, respectively, showing a conventional example. In the drawings, 14...Mounting plate, 15...Connecting cylinder, 15
a...Flange part, 15b...Support part, 16...Duct, 17...Body case, 17a...Opening part, 18...Fan device, 25...Shutter, 25a...Support piece part,
26... Shaft, 27... Cylindrical protrusion, 27a... Relief part,
28...Indicates an exhaust port.
Claims (1)
たものにおいて、内部にフアン装置が配設され一
側面に排気口を有する本体ケースと、この本体ケ
ースの排気口に連通するように設けられ前記ダク
トが連結される略円筒状の連結筒体と、この連結
筒体内に回動自在に設けられた風圧開閉形のシヤ
ツタと、前記本体ケースの排気口に連通するよう
に前記連結筒体内に突出して設けられ前記シヤツ
タが閉鎖状態のときに該シヤツタの周囲面がそれ
の先端縁に当接することにより前記排気口を閉鎖
させる筒状突出部とを具備したことを特徴とする
ダクト用換気扇。 In a device in which indoor air is exhausted through a duct, a main body case is provided with a fan device inside and has an exhaust port on one side, and the duct is connected to the main case that is provided to communicate with the exhaust port of the main case. a generally cylindrical connecting cylinder; a wind pressure opening/closing type shutter rotatably provided within the connecting cylinder; and a shutter protruding from the connecting cylinder so as to communicate with the exhaust port of the main body case. A ventilation fan for a duct, comprising: a cylindrical protrusion that closes the exhaust port by abutting a peripheral surface of the shutter with a tip edge of the shutter when the shutter is in a closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13849689U JPH0377139U (en) | 1989-11-29 | 1989-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13849689U JPH0377139U (en) | 1989-11-29 | 1989-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0377139U true JPH0377139U (en) | 1991-08-02 |
Family
ID=31685592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13849689U Pending JPH0377139U (en) | 1989-11-29 | 1989-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0377139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002336363A (en) * | 2001-05-14 | 2002-11-26 | Sadahiro Ohinata | Health promotion muffler |
-
1989
- 1989-11-29 JP JP13849689U patent/JPH0377139U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002336363A (en) * | 2001-05-14 | 2002-11-26 | Sadahiro Ohinata | Health promotion muffler |