JPS58163396U - Cavitation prevention propeller - Google Patents
Cavitation prevention propellerInfo
- Publication number
- JPS58163396U JPS58163396U JP6045482U JP6045482U JPS58163396U JP S58163396 U JPS58163396 U JP S58163396U JP 6045482 U JP6045482 U JP 6045482U JP 6045482 U JP6045482 U JP 6045482U JP S58163396 U JPS58163396 U JP S58163396U
- Authority
- JP
- Japan
- Prior art keywords
- propeller
- cavitation prevention
- propeller blade
- prevention propeller
- perforation hole
- 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
- 230000002265 prevention Effects 0.000 title claims 2
- 239000013535 sea water Substances 0.000 claims 1
- 238000005553 drilling Methods 0.000 description 1
Landscapes
- Hydraulic Turbines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のプロペラ−の翼の断面図、第２図１土本
考案に係るプロペラの概略を示す正面図、第３図は第２
図のＩ−Ｉ線における断面図である。
１・・・・・・プロペラの翼、１ａ・・・・・・プロペ
ラの翼の前面、１ｂ・・・・・・プロペラの翼お背面、
２・・・・・・穿設孔。Fig. 1 is a sectional view of a conventional propeller blade, Fig. 2 is a front view schematically showing the propeller proposed by Tsuchimoto, and Fig. 3 is a sectional view of a conventional propeller blade.
FIG. 2 is a cross-sectional view taken along line I-I in the figure. 1...Propeller blade, 1a...Front side of propeller blade, 1b...Back side of propeller blade,
2...Drilling hole.
Claims (1)
翼先端部に少なくとも１個以上の穿設孔を設け、該穿設
孔に前記具の前面に沿って流れる海水の一部を通過させ
ることを特徴とするキャビテーション防止用プロペラ。At least one perforation hole is provided in the tip of the propeller blade to penetrate between the front and back surfaces of the propeller blade, and a portion of the seawater flowing along the front surface of the tool passes through the perforation hole. A cavitation prevention propeller characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6045482U JPS58163396U (en) | 1982-04-27 | 1982-04-27 | Cavitation prevention propeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6045482U JPS58163396U (en) | 1982-04-27 | 1982-04-27 | Cavitation prevention propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58163396U true JPS58163396U (en) | 1983-10-31 |
Family
ID=30070702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6045482U Pending JPS58163396U (en) | 1982-04-27 | 1982-04-27 | Cavitation prevention propeller |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58163396U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050073437A (en) * | 2005-06-22 | 2005-07-13 | 정찬희 | The method and apparatus for lessoning a cavitiation effect on propeller |
| WO2018206978A1 (en) * | 2017-05-11 | 2018-11-15 | Oscar Propulsion Ltd | Propeller cavitation and noise reduction |
-
1982
- 1982-04-27 JP JP6045482U patent/JPS58163396U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050073437A (en) * | 2005-06-22 | 2005-07-13 | 정찬희 | The method and apparatus for lessoning a cavitiation effect on propeller |
| WO2018206978A1 (en) * | 2017-05-11 | 2018-11-15 | Oscar Propulsion Ltd | Propeller cavitation and noise reduction |
| CN110869275A (en) * | 2017-05-11 | 2020-03-06 | 奥斯卡推进有限责任公司 | Propeller cavitation and noise reduction |
| US12017742B2 (en) * | 2017-05-11 | 2024-06-25 | Oscar Propulsion Ltd. | Cavitation and noise reduction in axial flow rotors |
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