Patents Assigned to Timothy J. McCall
  • Patent number: 5236379
    Abstract: An outlet for a personal watercraft which reduces water turbulence entering a hydro-jet propulsion system. The gullet comprises a entry edge fin have a blunt nose for improving hydrodynamic flow through the gullet. The nose has an apex positioned at or above a keel line of the watercraft, and preferably positioned closer to the keel line than to a floor of the gullet. The gullet also has a generally constant area along its length to maintain substantially constant pressure over its length and to provide low resistance to water flow through the gullet.
    Type: Grant
    Filed: November 4, 1991
    Date of Patent: August 17, 1993
    Assignees: Norman D. Harris, Robert T. Harris, Timothy J. McCall
    Inventors: Norman D. Harris, Robert T. Harris