Patents Assigned to Jim Roger Salmon and Chris Phillip Berryhill, A California Partnership
  • Self-propelled wheelchair
    Patent number: 6092822
    Abstract: A wheelchair includes a support frame and wheels and casters rotatably cocted to the support frame. A rotatable steering member is slidably connected to a caster swivel support frame for steering the wheelchair. The wheelchair also includes a collapsible seat frame as well as a pedal operated transmission to drive the wheels of the wheelchair. A single brake lever brings two brake elements into engagement with the wheels to lock the wheelchair against rolling movement.
    Type: Grant
    Filed: November 10, 1998
    Date of Patent: July 25, 2000
    Assignee: Jim Roger Salmon and Chris Phillip Berryhill, A California Partnership
    Inventor: Jim Roger Salmon