JPS5247294A - Sail capable of increasing propelling force - Google Patents

Sail capable of increasing propelling force

Info

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
Application number
JP50121798A
Other languages
Japanese (ja)
Inventor
Mototane Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TOKYO DENKI DAIGAKU
TOUKIYOU DENKI DAIGAKU
Original Assignee
TOKYO DENKI DAIGAKU
TOUKIYOU DENKI DAIGAKU
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by TOKYO DENKI DAIGAKU, TOUKIYOU DENKI DAIGAKU filed Critical TOKYO DENKI DAIGAKU
Priority to JP50121798A priority Critical patent/JPS5247294A/en
Publication of JPS5247294A publication Critical patent/JPS5247294A/en
Pending legal-status Critical Current

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
JP50121798A 1975-10-11 1975-10-11 Sail capable of increasing propelling force Pending JPS5247294A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3776170A (en) * 1973-02-23 1973-12-04 A Slemmons Air foil with vortex generators

Patent Citations (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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