AU2011222564B2 - Stepped surface propeller - Google Patents

Stepped surface propeller Download PDF

Info

Publication number
AU2011222564B2
AU2011222564B2 AU2011222564A AU2011222564A AU2011222564B2 AU 2011222564 B2 AU2011222564 B2 AU 2011222564B2 AU 2011222564 A AU2011222564 A AU 2011222564A AU 2011222564 A AU2011222564 A AU 2011222564A AU 2011222564 B2 AU2011222564 B2 AU 2011222564B2
Authority
AU
Australia
Prior art keywords
blade
face
feature
trailing edge
propeller
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.)
Ceased
Application number
AU2011222564A
Other languages
English (en)
Other versions
AU2011222564A1 (en
Inventor
Philip Rolla
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.)
Twin Disc Inc
Original Assignee
Twin Disc Inc
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 Twin Disc Inc filed Critical Twin Disc Inc
Publication of AU2011222564A1 publication Critical patent/AU2011222564A1/en
Application granted granted Critical
Publication of AU2011222564B2 publication Critical patent/AU2011222564B2/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/121—Blades, their form or construction
    • 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
    • B63H1/26—Blades
    • 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
    • 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
    • B63H1/18—Propellers with means for diminishing cavitation, e.g. supercavitation
    • B63H2001/185—Surfacing propellers, i.e. propellers specially adapted for operation at the water surface, with blades incompletely submerged, or piercing the water surface from above in the course of each revolution

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
AU2011222564A 2010-03-05 2011-03-04 Stepped surface propeller Ceased AU2011222564B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/718,703 2010-03-05
US12/718,703 US8696318B2 (en) 2010-03-05 2010-03-05 Stepped surface propeller
PCT/US2011/027255 WO2011109744A2 (en) 2010-03-05 2011-03-04 Stepped surface propeller

Publications (2)

Publication Number Publication Date
AU2011222564A1 AU2011222564A1 (en) 2012-11-01
AU2011222564B2 true AU2011222564B2 (en) 2016-03-17

Family

ID=44531483

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2011222564A Ceased AU2011222564B2 (en) 2010-03-05 2011-03-04 Stepped surface propeller

Country Status (9)

Country Link
US (2) US8696318B2 (enExample)
EP (2) EP2944557B1 (enExample)
JP (1) JP5852591B2 (enExample)
KR (1) KR20130055573A (enExample)
AU (1) AU2011222564B2 (enExample)
BR (1) BR112012022355B1 (enExample)
CL (1) CL2012002468A1 (enExample)
TR (1) TR201903103T4 (enExample)
WO (1) WO2011109744A2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10155575B2 (en) 2013-06-07 2018-12-18 National Taiwan Ocean University Diffuser-type endplate propeller
US20160121985A1 (en) * 2014-10-29 2016-05-05 Scott Baumann Marine propeller blades with reverse cupping
CN109236729B (zh) * 2018-09-28 2020-12-01 广州合众富华节能环保科技有限公司 一种排水叶轮
US11999466B2 (en) 2019-11-14 2024-06-04 Skydio, Inc. Ultra-wide-chord propeller
RU2767248C2 (ru) * 2020-05-12 2022-03-17 Федеральное государственное автономное образовательное учреждение высшего образования "Сибирский федеральный университет" Винтовая турбина

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1531967A (en) * 1923-07-26 1925-03-31 Gen Electric Propeller
WO1992006000A1 (en) * 1990-10-03 1992-04-16 Renato Levi Limited Improvements in or relating to drive units for watercraft
US5114313A (en) * 1990-04-10 1992-05-19 501 Michigan Wheel Corp. Base vented subcavitating marine propeller
RU2096258C1 (ru) * 1995-06-27 1997-11-20 Центральный научно-исследовательский институт им.акад.А.Н.Крылова Водометный движитель
US6699016B1 (en) * 2001-06-12 2004-03-02 Peter Dean Boat propeller
US7278825B2 (en) * 2002-06-21 2007-10-09 Darko Segota Method and system for regulating fluid over an airfoil or a hydrofoil

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1358430A (en) * 1915-10-27 1920-11-09 Faehrmann Hermann Propeller
FR500042A (fr) * 1918-05-27 1920-02-28 Hans Georg Garde Perfectionnements aux ailes d'hélice
US1864803A (en) * 1929-07-11 1932-06-28 John M Clark Marine and aeroplane propeller
US2990889A (en) * 1959-10-19 1961-07-04 Merrell V Welch Propeller blade sock
JPS49104390A (enExample) * 1973-02-13 1974-10-02
US4373241A (en) 1977-06-10 1983-02-15 Maloof Ralph P Method of making propeller blade
JPH0637196B2 (ja) * 1987-04-01 1994-05-18 三菱重工業株式会社 鳴音防止型プロペラ
US4865520A (en) * 1988-10-06 1989-09-12 Brunswick Corporation Marine propeller with addendum
JPH0637196A (ja) 1992-07-16 1994-02-10 Kyocera Corp 半導体素子収納用パッケージ
JPH07323886A (ja) 1994-05-31 1995-12-12 Mikado Propeller Kk 舶用プロペラ
RU2127208C1 (ru) * 1996-03-26 1999-03-10 Балтийская машиностроительная компания Акционерное общество открытого типа "Балтийский завод" Лопасть гидравлического движителя
AUPP341698A0 (en) 1998-05-06 1998-06-04 Elms Australia Pty Ltd Improved hydrofoil device
US6390776B1 (en) * 2000-03-30 2002-05-21 David Gruenwald Marine propeller
ITMI20031541A1 (it) * 2003-07-28 2005-01-29 Zf Trimax S R L Elica supercavitante con cup regolabile ,e relativo
CN101616839B (zh) 2007-02-08 2013-03-13 维姆工程集团有限公司 船用螺旋桨螺距调节装置
KR100923533B1 (ko) 2009-03-10 2009-10-27 에이원마린테크 주식회사 홈이 형성된 선박용 프로펠러
EP2311726B1 (en) * 2009-10-16 2012-12-05 Charles Steven Powers Marine propeller with reverse thrust cup

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1531967A (en) * 1923-07-26 1925-03-31 Gen Electric Propeller
US5114313A (en) * 1990-04-10 1992-05-19 501 Michigan Wheel Corp. Base vented subcavitating marine propeller
WO1992006000A1 (en) * 1990-10-03 1992-04-16 Renato Levi Limited Improvements in or relating to drive units for watercraft
RU2096258C1 (ru) * 1995-06-27 1997-11-20 Центральный научно-исследовательский институт им.акад.А.Н.Крылова Водометный движитель
US6699016B1 (en) * 2001-06-12 2004-03-02 Peter Dean Boat propeller
US7278825B2 (en) * 2002-06-21 2007-10-09 Darko Segota Method and system for regulating fluid over an airfoil or a hydrofoil

Also Published As

Publication number Publication date
AU2011222564A1 (en) 2012-11-01
US8696318B2 (en) 2014-04-15
EP2944557A1 (en) 2015-11-18
WO2011109744A3 (en) 2012-01-19
BR112012022355A2 (pt) 2020-07-28
CL2012002468A1 (es) 2013-08-09
JP2013521184A (ja) 2013-06-10
EP2944557B1 (en) 2018-12-05
TR201903103T4 (tr) 2019-03-21
EP2542469B1 (en) 2015-04-29
KR20130055573A (ko) 2013-05-28
BR112012022355B1 (pt) 2021-01-26
EP2542469A4 (en) 2013-08-28
JP5852591B2 (ja) 2016-02-03
EP2542469A2 (en) 2013-01-09
US20110217177A1 (en) 2011-09-08
US20140227099A1 (en) 2014-08-14
WO2011109744A2 (en) 2011-09-09

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired