Patents Assigned to Dual Drive Systems, Inc.
  • Patent number: 7040939
    Abstract: A water intake and transmission system for simultaneously driving dual jet units of a jet boat. According to a preferred embodiment, the water intake includes dual channels to allow the uptake of dedicated streams of water. Mounted to the intake is a housing having first and second jet units encased therein wherein each jet unit receives a dedicated stream of water from a respective channel of the water intake. A transmission is operatively coupled to each respective jet unit and is further connected to the driveshaft of the boat engine, preferably via gears, belt-drives, and/or chain drives, that is operative to simultaneously drive both jet units from a single driveshaft.
    Type: Grant
    Filed: September 29, 2003
    Date of Patent: May 9, 2006
    Assignee: Dual Drive Systems, Inc.
    Inventor: Harold Bruce
  • Patent number: 6626713
    Abstract: A water intake and transmission system for simultaneously driving dual jet units of a jet boat. According to a preferred embodiment, the water intake includes dual channels to allow the uptake of dedicated streams of water. Mounted to the intake is a housing having first and second jet units encased therein wherein each jet unit receives a dedicated stream of water from a respective channel of the water intake. A transmission is operatively coupled to each respective jet unit and is further connected to the driveshaft of the boat engine that is operative to simultaneously drive both jet units from a single driveshaft.
    Type: Grant
    Filed: November 15, 2001
    Date of Patent: September 30, 2003
    Assignee: Dual Drive Systems, Inc.
    Inventor: Harold Bruce