Patents by Inventor Richard Jay Bartow

Richard Jay Bartow has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Wheeled carriage having a powered auxiliary wheel, auxiliary wheel overtravel, and an auxiliary wheel drive and control system
    Patent number: 6752224
    Abstract: A wheeled carriage for supporting a patient in a substantially horizontal position includes a patient support having head and foot ends and a wheeled base supported by castered wheels. Auxiliary wheels are suspendably mounted on a wheel support structure with the axis of the auxiliary wheels spaced from a midpoint of the wheeled base. A control apparatus controls the wheel support structure to move the auxiliary wheels between a first deployed position whereat castered wheels at one end of the carriage are elevated from a floor surface, and a second stored position with the auxiliary wheels out of engagement with the floor surface. The wheeled carriage includes a drive motor for powering the auxiliary wheels. A drive member applies force to a load cell on the wheeled carriage. The load cell outputs a drive signal to drive the auxiliary wheels.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: June 22, 2004
    Assignee: Stryker Corporation
    Inventors: Christopher J. Hopper, Richard Jay Bartow, Christopher Gentile, Randy Newsome, Michael Joseph Hayes, Patrick Beyer, Richard L. McDaniel
  • Wheeled carriage having a powered auxiliary wheel, auxiliary wheel overtravel, and an auxiliary wheel drive and control system
    Publication number: 20030159861
    Abstract: A wheeled carriage for supporting a patient in a substantially horizontal position includes a patient support having head and foot ends and a wheeled base supported by castered wheels. Auxiliary wheels are suspendably mounted on a wheel support structure with the axis of the auxiliary wheels spaced from a midpoint of the wheeled base. A control apparatus controls the wheel support structure to move the auxiliary wheels between a first deployed position whereat castered wheels at one end of the carriage are elevated from a floor surface, and a second stored position with the auxiliary wheels out of engagement with the floor surface. The wheeled carriage includes a drive motor for powering the auxiliary wheels. A drive member applies force to a load cell on the wheeled carriage. The load cell outputs a drive signal to drive the auxiliary wheels.
    Type: Application
    Filed: February 28, 2002
    Publication date: August 28, 2003
    Inventors: Christopher J. Hopper, Richard Jay Bartow, Christopher Gentile, Randy Newsome, Michael Joseph Hayes, Patrick Beyer, Richard L. McDaniel