Propeller hub caps with fins having a pitch different from pitch of propeller blades, or a helix hand opposed to the propellers' helix hand

Patents Grantslast 30 patents

  • Information Patent Grant

    Surf thrust system

    • Patent number 12,012,182
    • Issue date Jun 18, 2024
    • Ryan Swiatek
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Hybrid propulsor for watercraft

    • Patent number 11,511,837
    • Issue date Nov 29, 2022
    • Marangal Mendoza Jardiniano
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Unidirectional torque boosting propeller

    • Patent number 10,710,687
    • Issue date Jul 14, 2020
    • Mehmet Nevres Ulgen
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Apparatus and system for propeller blade aft retention

    • Patent number 10,703,452
    • Issue date Jul 7, 2020
    • General Electric Company
    • Nicholas Joseph Kray
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Peripheral tunnels propeller with alternative balance

    • Patent number 10,392,087
    • Issue date Aug 27, 2019
    • Jose Angel Acosta
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Propulsion device for ship

    • Patent number 10,040,528
    • Issue date Aug 7, 2018
    • Samsung Heavy Ind. Co., Ltd.
    • Chi Su Song
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Arrangement for multi screw vessels comprising external propeller s...

    • Patent number 9,789,943
    • Issue date Oct 17, 2017
    • becker marine systems GmbH & Co. KG
    • Dirk Lehmann
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
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    Boat propeller nut

    • Patent number 9,499,245
    • Issue date Nov 22, 2016
    • Guy Taylor
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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    Propeller arrangement, in particular for watercraft

    • Patent number 9,328,613
    • Issue date May 3, 2016
    • becker marine systems GmbH & Co. KG
    • Dirk Lehmann
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    3589833

    • Patent number 3,589,833
    • Issue date Jun 29, 1971
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    2974628

    • Patent number 2,974,628
    • Issue date Mar 14, 1961
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    1610678

    • Patent number 1,610,678
    • Issue date Dec 14, 1926
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

  • Information Patent Application

    Surf Thrust System

    • Publication number 20220097813
    • Publication date Mar 31, 2022
    • Ryan Swiatek
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    PROPELLER ARRANGEMENT, IN PARTICULAR FOR WATERCRAFT

    • Publication number 20130129514
    • Publication date May 23, 2013
    • Becker Marine Systems GmgH & Co. KG
    • Dirk Lehmann
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT