Patents by Inventor Urban Kollberg

Urban Kollberg has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for furling sails on sail boats
    Patent number: 5493988
    Abstract: The present invention relates to an arrangement for a driving device for sails on a boat and comprises a worm gear acting between the driving device and a sail furling stay and/or sail furling shaft on the mast. In order, amongst other things, to obtain a compact driving unit, and thus to reduce the space requirements on board the boat in question, the driving device is accommodated internally within a space in the worm gear, inside its worm gear screw, with the driving device arranged coaxially with the screw.
    Type: Grant
    Filed: November 11, 1994
    Date of Patent: February 27, 1996
    Assignee: Selden Mast AB
    Inventor: Urban Kollberg