MA18989A1 - Conduit combine a un helice de navire munie de plaques de barrage aux extremites des pales et procede pour accroitre l'efficacite de la propulsion d'un navire au moyen de ladite combinaison - Google Patents
Conduit combine a un helice de navire munie de plaques de barrage aux extremites des pales et procede pour accroitre l'efficacite de la propulsion d'un navire au moyen de ladite combinaisonInfo
- Publication number
- MA18989A1 MA18989A1 MA19189A MA19189A MA18989A1 MA 18989 A1 MA18989 A1 MA 18989A1 MA 19189 A MA19189 A MA 19189A MA 19189 A MA19189 A MA 19189A MA 18989 A1 MA18989 A1 MA 18989A1
- Authority
- MA
- Morocco
- Prior art keywords
- vessel
- blades
- increasing
- efficiency
- combination
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
- B63H1/14—Propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/16—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in recesses; with stationary water-guiding elements; Means to prevent fouling of the propeller, e.g. guards, cages or screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H1/00—Propulsive elements directly acting on water
- B63H1/02—Propulsive elements directly acting on water of rotary type
- B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
- B63H1/14—Propellers
- B63H1/28—Other means for improving propeller efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Hydraulic Turbines (AREA)
- Wind Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES485667A ES8100010A1 (es) | 1979-11-02 | 1979-11-02 | Perfeccionamientos en los propulsores que poseen valores fi-nitos de la circulacion en los extremos de las palas. |
Publications (1)
Publication Number | Publication Date |
---|---|
MA18989A1 true MA18989A1 (fr) | 1981-07-01 |
Family
ID=8479229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MA19189A MA18989A1 (fr) | 1979-11-02 | 1980-11-03 | Conduit combine a un helice de navire munie de plaques de barrage aux extremites des pales et procede pour accroitre l'efficacite de la propulsion d'un navire au moyen de ladite combinaison |
Country Status (7)
Country | Link |
---|---|
US (1) | US4288223A (fr) |
JP (1) | JPS5675293A (fr) |
KR (1) | KR860001594B1 (fr) |
BE (1) | BE885914A (fr) |
ES (1) | ES8100010A1 (fr) |
MA (1) | MA18989A1 (fr) |
ZA (1) | ZA806720B (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4392443A (en) * | 1981-02-20 | 1983-07-12 | The United States Of America As Represented By The Secretary Of The Navy | Electro-pneumatic hydraulic control systems |
US4360348A (en) * | 1981-02-20 | 1982-11-23 | The United States Of America As Represented By The Secretary Of The Navy | Underwater vehicle porting system |
US4801280A (en) * | 1984-01-03 | 1989-01-31 | Johannes Schuit | Stator for marine propeller |
US5525269A (en) * | 1985-03-22 | 1996-06-11 | Philadelphia Gear Corporation | Impeller tiplets for improving gas to liquid mass transfer efficiency in a draft tube submerged turbine mixer/aerator |
CA1270700A (fr) * | 1986-03-27 | 1990-06-26 | Hans Bjorkestam | Helice sous tuyere |
US4802771A (en) * | 1986-03-31 | 1989-02-07 | General Signal Corp. | Mixing apparatus |
US5044884A (en) * | 1989-09-05 | 1991-09-03 | Trustees Of The University Of Pennsylvania | Safety propeller |
GB2303832B (en) * | 1995-04-11 | 1998-02-11 | Mitsui Shipbuilding Eng | Ship |
US6767266B2 (en) * | 1998-06-17 | 2004-07-27 | Robert Bolen | Stabilizing element for use on mobile devices |
CN2420228Y (zh) * | 2000-02-29 | 2001-02-21 | 韩玮 | 高性能螺旋桨 |
US7371139B1 (en) | 2003-04-02 | 2008-05-13 | Jose Abella | Nozzle drive propulsion for a marine craft |
US6846210B1 (en) | 2003-04-02 | 2005-01-25 | Jose Abella | Nozzle drive propulsion for a marine craft |
KR101046088B1 (ko) | 2007-10-26 | 2011-07-01 | 유니버설 조센 가부시키가이샤 | 선미 덕트 및 그것을 부착한 선박 |
DE202008006069U1 (de) * | 2008-03-10 | 2008-07-17 | Becker Marine Systems Gmbh & Co. Kg | Vorrichtung zur Verringerung des Antriebsleistungsbedarfes eines Schiffes |
US9446827B2 (en) | 2010-07-15 | 2016-09-20 | Myron Sherer | Boat hull construction |
US8800463B2 (en) | 2010-07-15 | 2014-08-12 | Myron Sherer | Boat hull construction |
JP5675264B2 (ja) * | 2010-10-19 | 2015-02-25 | 三菱重工業株式会社 | 船舶及び推進装置 |
KR101227730B1 (ko) * | 2011-11-21 | 2013-01-29 | 윤충열 | 선박용 프로펠러 |
US10155575B2 (en) * | 2013-06-07 | 2018-12-18 | National Taiwan Ocean University | Diffuser-type endplate propeller |
US9751593B2 (en) | 2015-01-30 | 2017-09-05 | Peter Van Diepen | Wave piercing ship hull |
CN105109651A (zh) * | 2015-08-14 | 2015-12-02 | 苏州金业船用机械厂 | 一种船用螺旋桨 |
CN105947160B (zh) * | 2016-05-05 | 2018-07-24 | 哈尔滨工程大学 | 一种降低叶根处应力并减小梢涡的螺旋桨 |
ES2772573B2 (es) | 2017-12-20 | 2021-11-04 | Romero Vazquez Juan Jose | Sistema helice tobera aceleradora para impulsar barcos |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US170937A (en) * | 1875-12-14 | Improvement in screw-propellers | ||
US427983A (en) * | 1890-05-13 | Alexandria gouilly | ||
US28688A (en) * | 1860-06-12 | poetee | ||
US652123A (en) * | 1899-09-14 | 1900-06-19 | Peter Godfroy Lavigne | Screw-propeller. |
US675477A (en) * | 1900-09-01 | 1901-06-04 | Carlos E Hall | Propeller. |
US695389A (en) * | 1901-09-21 | 1902-03-11 | Samuel A Wallace | Propeller-wheel. |
US1065089A (en) * | 1912-04-03 | 1913-06-17 | Louis S Wabo | Speed-accelerator and propeller-guard. |
GB191216750A (en) * | 1912-07-18 | 1913-07-10 | Edward Joseph Allen | Improvements in or relating to Screw Propellers. |
GB213022A (en) * | 1923-01-03 | 1924-03-27 | Charles Esmond Nightingale | Improvements in windmills and windmotors |
US2030375A (en) * | 1933-07-25 | 1936-02-11 | Kort Ludwig | Combined device of a ship's propeller enclosed by a nozzle |
DE899180C (de) * | 1942-10-21 | 1953-12-10 | Gustav Woehrn | Schiffsschraube mit Leitflueglen |
DE814713C (de) * | 1949-02-18 | 1951-09-24 | Luebbe Schnitger | Propeller fuer Schiffsantrieb mit tragfluegelartigem Mantel |
DE883255C (de) * | 1950-02-07 | 1953-07-16 | Erich Grundt | Ummantelung fuer Schraubenpropeller |
FR1167603A (fr) * | 1950-07-20 | 1958-11-27 | Forges Chantiers Mediterranee | Hélice tractive ou propulsive, en particulier pour bateaux |
DE1181090B (de) * | 1962-01-17 | 1964-11-05 | Shipbuilding Res Trust Reg | Vorrichtung zum Schutz von Schiffsschrauben |
GB1215136A (en) * | 1967-02-20 | 1970-12-09 | Kort Propulsion Co Ltd | Improvements in nozzles or shrouds for ships' propellers |
US3499412A (en) * | 1968-02-08 | 1970-03-10 | Dravo Corp | Kort nozzle |
US3635186A (en) * | 1970-02-25 | 1972-01-18 | William H German | Ship construction |
-
1979
- 1979-11-02 ES ES485667A patent/ES8100010A1/es not_active Expired
-
1980
- 1980-02-08 US US06/119,609 patent/US4288223A/en not_active Expired - Lifetime
- 1980-10-29 BE BE0/202621A patent/BE885914A/fr not_active IP Right Cessation
- 1980-10-31 ZA ZA00806720A patent/ZA806720B/xx unknown
- 1980-11-01 KR KR1019800004193A patent/KR860001594B1/ko active
- 1980-11-03 MA MA19189A patent/MA18989A1/fr unknown
- 1980-11-04 JP JP15509080A patent/JPS5675293A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
ES485667A0 (es) | 1980-07-16 |
ES8100010A1 (es) | 1980-07-16 |
KR830004110A (ko) | 1983-07-06 |
US4288223A (en) | 1981-09-08 |
BE885914A (fr) | 1981-02-16 |
KR860001594B1 (ko) | 1986-10-13 |
ZA806720B (en) | 1981-11-25 |
JPS5675293A (en) | 1981-06-22 |
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