AU2003267674A1 - Contra rotating variable pitch propellers - Google Patents

Contra rotating variable pitch propellers

Info

Publication number
AU2003267674A1
AU2003267674A1 AU2003267674A AU2003267674A AU2003267674A1 AU 2003267674 A1 AU2003267674 A1 AU 2003267674A1 AU 2003267674 A AU2003267674 A AU 2003267674A AU 2003267674 A AU2003267674 A AU 2003267674A AU 2003267674 A1 AU2003267674 A1 AU 2003267674A1
Authority
AU
Australia
Prior art keywords
variable pitch
pitch propellers
contra rotating
rotating variable
contra
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.)
Abandoned
Application number
AU2003267674A
Inventor
Nenad Fles
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2003267674A1 publication Critical patent/AU2003267674A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H23/02—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing
    • B63H23/06—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from a single propulsion power unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/06—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical
    • B63H3/08—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid
    • B63H3/081—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft
    • B63H3/082—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft the control element being axially reciprocatable
    • 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
    • B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
    • B63H5/10—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller of coaxial type, e.g. of counter-rotative type
    • 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
    • B63H2005/075—Arrangements on vessels of propulsion elements directly acting on water of propellers using non-azimuthing podded propulsor units, i.e. podded units without means for rotation about a vertical axis, e.g. rigidly connected to the hull
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H23/02—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing
    • B63H23/06—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from a single propulsion power unit
    • B63H2023/062—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from a single propulsion power unit comprising means for simultaneously driving two or more main transmitting elements, e.g. drive shafts
    • B63H2023/067—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from a single propulsion power unit comprising means for simultaneously driving two or more main transmitting elements, e.g. drive shafts the elements being formed by two or more coaxial shafts, e.g. counter-rotating shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Hydraulic Turbines (AREA)
AU2003267674A 2003-09-01 2003-09-01 Contra rotating variable pitch propellers Abandoned AU2003267674A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/HR2003/000044 WO2005021373A1 (en) 2003-09-01 2003-09-01 Contra rotating variable pitch propellers

Publications (1)

Publication Number Publication Date
AU2003267674A1 true AU2003267674A1 (en) 2005-03-16

Family

ID=34259859

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003267674A Abandoned AU2003267674A1 (en) 2003-09-01 2003-09-01 Contra rotating variable pitch propellers

Country Status (2)

Country Link
AU (1) AU2003267674A1 (en)
WO (1) WO2005021373A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109927868A (en) * 2019-01-31 2019-06-25 武汉船用机械有限责任公司 The fixed structure of tuning for Controllable Pitch Propeller

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20061759A1 (en) * 2006-09-15 2008-03-16 Calzoni Srl PULSE GROUP INCLUDING TWO COAXIAL, COUNTER-ROTARY PROPELLERS WITH SPEED OF DIFFERENTIATED ROTATION
WO2009153124A2 (en) * 2008-05-27 2009-12-23 Siemens Aktiengesellschaft Turbine motor with at least two rotors
SE533034C2 (en) * 2008-09-17 2010-06-15 Berg Propulsion Technology Propeller
CN106043646B (en) * 2016-07-05 2018-04-17 武汉船用机械有限责任公司 A kind of tuning for Controllable Pitch Propeller emergency set
CN114379751B (en) * 2021-12-31 2023-03-14 武汉理工大学 Contra-rotating propeller propulsion device capable of adjusting blade distance between front propeller and rear propeller

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR949767A (en) * 1940-02-07 1949-09-08 Rotol Ltd Advanced propeller device for propelling aircraft
DE1037908B (en) * 1956-12-10 1958-08-28 Schiffbau Projekt Und Konstruk Z-gear for propeller drive of watercraft
DE2056975A1 (en) * 1970-03-11 1971-09-23 Rostock Dieselmotoren Counter-rotating propeller
US5480330A (en) * 1994-10-04 1996-01-02 Outboard Marine Corporation Marine propulsion pump with two counter rotating impellers
DE20104569U1 (en) * 2001-03-16 2001-11-22 Schottel GmbH & Co.KG, 56322 Spay Water jet drive for water vehicles with two propellers arranged in the same axis

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109927868A (en) * 2019-01-31 2019-06-25 武汉船用机械有限责任公司 The fixed structure of tuning for Controllable Pitch Propeller

Also Published As

Publication number Publication date
WO2005021373A1 (en) 2005-03-10

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase