JPS5247294A - Sail capable of increasing propelling force - Google Patents
Sail capable of increasing propelling forceInfo
- Publication number
- JPS5247294A JPS5247294A JP50121798A JP12179875A JPS5247294A JP S5247294 A JPS5247294 A JP S5247294A JP 50121798 A JP50121798 A JP 50121798A JP 12179875 A JP12179875 A JP 12179875A JP S5247294 A JPS5247294 A JP S5247294A
- Authority
- JP
- Japan
- Prior art keywords
- sail
- propelling force
- increasing
- sail capable
- increasing propelling
- 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
Abstract
PURPOSE: To provide a sail capable of increasing propelling force, in which projections are provided on one side of the sail to produce turbulent boundary layer, so that air can flow along the surface of the sail with low resisting force and thus propelling force can be increased.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50121798A JPS5247294A (en) | 1975-10-11 | 1975-10-11 | Sail capable of increasing propelling force |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50121798A JPS5247294A (en) | 1975-10-11 | 1975-10-11 | Sail capable of increasing propelling force |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5247294A true JPS5247294A (en) | 1977-04-14 |
Family
ID=14820169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50121798A Pending JPS5247294A (en) | 1975-10-11 | 1975-10-11 | Sail capable of increasing propelling force |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5247294A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58115508A (en) * | 1981-12-29 | 1983-07-09 | Fujitsu Ltd | Power supply controller |
US5074234A (en) * | 1990-04-23 | 1991-12-24 | Stearns Iv Richard I | Vortex generators for sails |
CN104960654A (en) * | 2015-05-29 | 2015-10-07 | 武汉体育学院 | Non-standard ellipsoid vortex generator for motion sailing boat sail wing |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3776170A (en) * | 1973-02-23 | 1973-12-04 | A Slemmons | Air foil with vortex generators |
-
1975
- 1975-10-11 JP JP50121798A patent/JPS5247294A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3776170A (en) * | 1973-02-23 | 1973-12-04 | A Slemmons | Air foil with vortex generators |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58115508A (en) * | 1981-12-29 | 1983-07-09 | Fujitsu Ltd | Power supply controller |
US5074234A (en) * | 1990-04-23 | 1991-12-24 | Stearns Iv Richard I | Vortex generators for sails |
CN104960654A (en) * | 2015-05-29 | 2015-10-07 | 武汉体育学院 | Non-standard ellipsoid vortex generator for motion sailing boat sail wing |
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