Patents by Inventor Herbert H. Williams

Herbert H. Williams 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).

  • Patent number: 4133067
    Abstract: An articulating gangway having an elongated member forming a passageway and pivotally mounted on a supporting base for vertical swinging movement about a substantially horizontal axis and slewing movement about a vertical axis. A position control assembly is connected to the gangway for controlling the swinging movement of the member, with this control assembly having a slack take-up arrangement included therein for keeping a cable connected between a free end of the member and a suitable winch taut at all times in order to permit position changes of the gangway member, such as due to the change in tides, without actuation of the winch once the gangway member is lowered into an operative position.
    Type: Grant
    Filed: December 16, 1977
    Date of Patent: January 9, 1979
    Inventors: Ronald W. Bennett, Herbert H. Williams