Patents Assigned to Sinclair & Associates, Inc.
  • Mid-planing hull
    Patent number: 4774902
    Abstract: A mid-planing hull for a fast, sea-going vessel in which the centers of buoyancy, gravity, and hydrodynamic lift at planing speeds substantially coincide amidships. In a preferred embodiment, the hull includes a full forefoot of conically developed forward sections, a straight and level keel in a vee-bottom of constant deadrise, with planing surfaces distinctly decreasing in area in the afterbody to trailing edges at the stern.
    Type: Grant
    Filed: March 3, 1986
    Date of Patent: October 4, 1988
    Assignee: Sinclair & Associates, Inc.
    Inventor: Thomas L. Sinclair, Jr.