Patents by Inventor Frank Pettit

Frank Pettit 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).

  • Publication number: 20050275190
    Abstract: This invention provides wheelchair propulsion devices that do not contact the axles of the wheels to which they are attached, that decrease the amount of force required to propel the wheelchair, and that can be easily installed. The devices toggle between sliding with and engaging with the push ring depending on the force applied by the user. This invention provides kits comprising a device of this invention and instructions for assembling the device, instructions for using the device, and/or a device for the opposite side of the wheelchair. This invention provides methods for propelling a wheelchair. This invention provides non-axle-contacting, manual wheelchair propulsion devices for use by a wheelchair rider. The devices contact the push ring of a wheelchair in three or more locations.
    Type: Application
    Filed: June 10, 2004
    Publication date: December 15, 2005
    Inventor: Frank Pettit
  • Patent number: 4756453
    Abstract: A device to assist a person with putting on stockings, or other hosiery, includes a pair of posts connected by a hinge. Each post is fitted with a hosiery inversion arm. A user places a sock, or the like hose, over both arms, the top inverted and the sock toe extending downward between the arms. The user then spreads the posts apart to stretch the sock open and pushes a foot into the open sock, the sock unfolding as it is mounted on the foot.
    Type: Grant
    Filed: July 13, 1987
    Date of Patent: July 12, 1988
    Inventors: John J. Pettit, Frank Pettit