Patents by Inventor N. Gerald Harbison

N. Gerald Harbison 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).

  • Patent number: 6761248
    Abstract: Variable height device includes a platform and a lifting mechanism for raising the platform relative to its base. The lifting mechanism may include a scissors lift connected to the platform and a hydraulic cylinder pivotably attached to the scissors lift for raising the platform away from the base. The pivotable attachment of the cylinder may be horizontally and vertically offset from a pivot connection of the scissors lift. A stabilizer may be provided that is sufficiently long to engage a surface on which an all terrain vehicle is located when a base is provided on the device and when the base is mounted on an all terrain vehicle. A ladder may be attached to the platform. An enclosure may at least partially enclose the platform. The base may be configured for being disposed on a bed of a truck.
    Type: Grant
    Filed: March 24, 2003
    Date of Patent: July 13, 2004
    Inventor: N. Gerald Harbison