JPS6245394U - - Google Patents
Info
- Publication number
- JPS6245394U JPS6245394U JP13714985U JP13714985U JPS6245394U JP S6245394 U JPS6245394 U JP S6245394U JP 13714985 U JP13714985 U JP 13714985U JP 13714985 U JP13714985 U JP 13714985U JP S6245394 U JPS6245394 U JP S6245394U
- Authority
- JP
- Japan
- Prior art keywords
- hole
- shaft
- motor shaft
- blade
- stepped
- 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 5
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例による換気扇の羽根
取付部分解斜視図、第２図は同換気扇の羽根取付
部断面図、第３図は同換気扇の羽根ボス部のＬ形
状切欠き部斜視図、第４図は第２図のＡ―Ａ′断
面図、第５図は従来の換気扇の羽根取付部分解斜
視図である。
１……モータ軸、２……ピン、３……羽根、５
……軸穴、６ｂ……切り欠き、７……段付ピン、
８……押しバネ。
Fig. 1 is an exploded perspective view of a blade attachment portion of a ventilation fan according to an embodiment of the present invention, Fig. 2 is a sectional view of the blade attachment portion of the ventilation fan, and Fig. 3 is a perspective view of an L-shaped notch in the blade boss portion of the ventilation fan. 4 is a sectional view taken along the line AA' in FIG. 2, and FIG. 5 is a partially exploded perspective view of the blades of a conventional ventilation fan. 1...Motor shaft, 2...Pin, 3...Blade, 5
...Shaft hole, 6b...Notch, 7...Stepped pin,
8...Press spring.
Claims (1)
通して取付けられた羽根回り止め用ピンと、前記
モータ軸に固着される中央にボス部を有する羽根
とを有し、前記ボス部には中心部に前記モータ軸
と嵌合する径の穴とこの穴より小径の穴よりなる
段付の軸穴および端面に前記軸穴と直角にＬ形状
の切欠きを形成し、前記軸穴内に段付ピンとこの
段付ピンにモータ軸を押す力を与える圧縮バネを
おさめた換気扇の羽根結合装置。 It has a motor shaft, a blade rotation prevention pin attached to the motor shaft by penetrating the shaft in a direction perpendicular to the motor shaft, and a blade having a boss part at the center fixed to the motor shaft, and the blade has a boss part at the center. A stepped shaft hole consisting of a hole with a diameter that fits with the motor shaft and a hole with a smaller diameter than this hole, and an L-shaped notch formed at right angles to the shaft hole on the end surface, and a stepped shaft hole in the shaft hole. A ventilation fan blade coupling device that includes a pin and a compression spring that applies force to the stepped pin to push the motor shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13714985U JPS6245394U (en) | 1985-09-06 | 1985-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13714985U JPS6245394U (en) | 1985-09-06 | 1985-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6245394U true JPS6245394U (en) | 1987-03-19 |
Family
ID=31040929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13714985U Pending JPS6245394U (en) | 1985-09-06 | 1985-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6245394U (en) |
-
1985
- 1985-09-06 JP JP13714985U patent/JPS6245394U/ja active Pending