JPH01161899U - - Google Patents
Info
- Publication number
- JPH01161899U JPH01161899U JP5607088U JP5607088U JPH01161899U JP H01161899 U JPH01161899 U JP H01161899U JP 5607088 U JP5607088 U JP 5607088U JP 5607088 U JP5607088 U JP 5607088U JP H01161899 U JPH01161899 U JP H01161899U
- Authority
- JP
- Japan
- Prior art keywords
- blade
- hole
- propeller
- back surface
- leading edge
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
第１図は本考案の一実施例の説明図、第２図は
第１図のＡ―Ａ矢視図の拡大図、第３図は翼背面
に生ずる圧力分布の説明図、第４図は従来例の説
明図、第５図は第４図のＢ―Ｂ矢視図である。
図中１はプロペラ、２は翼、３は前縁、４は前
面、５は背面、６は翼根部、１０は貫通孔を示す
。
Fig. 1 is an explanatory diagram of one embodiment of the present invention, Fig. 2 is an enlarged view of the A-A arrow view in Fig. 1, Fig. 3 is an explanatory diagram of the pressure distribution occurring on the back surface of the blade, and Fig. 4 is An explanatory diagram of the conventional example, FIG. 5 is a view taken along the line BB in FIG. 4. In the figure, 1 is a propeller, 2 is a blade, 3 is a leading edge, 4 is a front surface, 5 is a back surface, 6 is a blade root, and 10 is a through hole.
Claims (1)
前面から前記翼の背面の翼幅ほぼ中央に通ずる貫
通孔を穿設したことを特徴とするプロペラ翼構造
。 1. A propeller blade structure, characterized in that a through hole is formed in a blade root portion of a propeller blade, the through hole communicating from the front surface including the leading edge of the blade to approximately the center of the blade span of the back surface of the blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5607088U JPH01161899U (en) | 1988-04-26 | 1988-04-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5607088U JPH01161899U (en) | 1988-04-26 | 1988-04-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01161899U true JPH01161899U (en) | 1989-11-10 |
Family
ID=31281956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5607088U Pending JPH01161899U (en) | 1988-04-26 | 1988-04-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01161899U (en) |
-
1988
- 1988-04-26 JP JP5607088U patent/JPH01161899U/ja active Pending