Apparatus for raising and/or lowering a mast 18 on a vessel comprises: a mast housing 28; a pivot 50 for the mast fixedly connected to the mast housing; a rail 24 and car 26 mechanism for enabling controllable lateral movement of the mast with respect to the pivot and the mast housing; a drive member 30 connected to the mast and connected to the mast housing, or connected to the mast and connectable to a vessel, for driving the mast to rotate about the pivot and move laterally under the control of the rail and car mechanism so as to raise or lower the mast and move the mast laterally in a controlled manner. A vessel incorporating such a mast apparatus, a kit comprising such a mast apparatus and instructions for retrofitting to a mast and a method of use of the mast apparatus are also disclosed.


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    Titel :

    Improvements relating to masts


    Beteiligte:
    STUART BALFOUR (Autor:in)

    Erscheinungsdatum :

    24.11.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS



    Improvements relating to masts

    BALFOUR STUART | Europäisches Patentamt | 2015

    Freier Zugriff

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    LEE CHARLES A / DEIWERT KYLE H / GIAMATI MICHAEL J | Europäisches Patentamt | 2021

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    Drain masts

    LEE CHARLES A / DEIWERT KYLE H / GIAMATI MICHAEL J | Europäisches Patentamt | 2016

    Freier Zugriff

    Strength of masts

    Liljegren, C.O. | Engineering Index Backfile | 1935


    Nails in masts

    Online Contents | 1997