JPH0220034U - - Google Patents
Info
- Publication number
- JPH0220034U JPH0220034U JP9654788U JP9654788U JPH0220034U JP H0220034 U JPH0220034 U JP H0220034U JP 9654788 U JP9654788 U JP 9654788U JP 9654788 U JP9654788 U JP 9654788U JP H0220034 U JPH0220034 U JP H0220034U
- Authority
- JP
- Japan
- Prior art keywords
- peripheral wall
- orifice
- nut
- main body
- outer periphery
- 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.)
- Granted
Links
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 3
Landscapes
- Ventilation (AREA)
Description
第１図は本考案の一実施例の換気扇の断面図、
第２図は同要部拡大斜視図、第３図は従来の換気
扇の断面図、第４図は同要部拡大斜視図である。
１……本体、４……フランジ部、５……周壁、
６……ナツト、７……ナツト取付溝、８……Ｕ字
溝、９……オリフイス、１０……切欠き部、１１
……取付けねじ。
FIG. 1 is a sectional view of a ventilation fan according to an embodiment of the present invention.
FIG. 2 is an enlarged perspective view of the main parts, FIG. 3 is a sectional view of a conventional ventilation fan, and FIG. 4 is an enlarged perspective view of the main parts. 1... Main body, 4... Flange portion, 5... Peripheral wall,
6... Nut, 7... Nut mounting groove, 8... U-shaped groove, 9... Orifice, 10... Notch, 11
...Mounting screw.
Claims (1)
根とを備え、室内側端部と室外側端部に開口を有
する筒状の本体の前記室内側端部を外方に延設し
てフランジ部を形成し、さらにこのフランジ部の
外周部を室内側に突設して周壁を形成し、この周
壁に前記フランジ部の室外側底部を開口してナツ
トを収納するナツト取付溝を形成し、かつ前記周
壁の外周部に前記ナツト取付溝と連通し、室内側
端面と外周側とを開口したＵ字溝を形成し、前記
周壁の外周部に、中央部に吸気口を有し前記Ｕ字
溝と対応する位置に切欠き部を有するオリフイス
を嵌合し、このオリフイスの切欠き部と前記本体
の周壁のＵ字溝とを貫通して取付けねじをナツト
に螺入し、前記オリフイスを前記本体に着脱自在
に固定してなる換気扇。 A flange portion is formed by extending the indoor end of the cylindrical main body, which is equipped with a motor inside and a blade driven by the motor and has openings at the indoor end and the outdoor end, to the outside. Further, an outer peripheral portion of the flange portion is provided to protrude toward the indoor side to form a peripheral wall, and a nut mounting groove for storing a nut is formed in the peripheral wall by opening the bottom portion of the flange portion on the outdoor side, and the peripheral wall A U-shaped groove is formed on the outer periphery of the peripheral wall that communicates with the nut mounting groove and is open at the indoor end surface and the outer periphery, and the outer periphery of the peripheral wall has an air intake port in the center and corresponds to the U-shaped groove. An orifice having a notch is fitted in the position where the orifice is to be attached, and a mounting screw is inserted into the nut through the notch of the orifice and the U-shaped groove of the peripheral wall of the main body, and the orifice is attached to and removed from the main body. A ventilation fan that can be fixed freely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9654788U JPH0514103Y2 (en) | 1988-07-21 | 1988-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9654788U JPH0514103Y2 (en) | 1988-07-21 | 1988-07-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0220034U true JPH0220034U (en) | 1990-02-09 |
| JPH0514103Y2 JPH0514103Y2 (en) | 1993-04-15 |
Family
ID=31321515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9654788U Expired - Lifetime JPH0514103Y2 (en) | 1988-07-21 | 1988-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0514103Y2 (en) |
-
1988
- 1988-07-21 JP JP9654788U patent/JPH0514103Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0514103Y2 (en) | 1993-04-15 |