Patents Assigned to Van Dusen & Meyer
  • Hydraulically actuated fin stabilizer system
    Patent number: 4777899
    Abstract: A hydraulically actuated fin stabilizer system for counteracting the tendency of a ship to experience rolling and/or list or side sway, wherein a gyroscopic sensor and a pendulum type sensor are either hydraulically or mechanically coupled to generate an integrated differential hydraulic signal used to control the adjustment of stabilizing fins.
    Type: Grant
    Filed: March 20, 1987
    Date of Patent: October 18, 1988
    Assignee: Van Dusen & Meyer
    Inventor: Carl W. Bettcher, Jr.