Patents by Inventor Jack Hollingworth, Jr.

Jack Hollingworth, Jr. 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: 5082307
    Abstract: A towed vehicle comprises a longitudinal frame having front and rear portions; a hitch for securing the front portion to a towing vehicle; a first member disposed transversely across an intermediate portion of the frame adjacent the rear portion and secured thereto, the first member and the longitudinal frame forming a cross configuration; first and second cantilever springs each having one end secured to respective ends of the first member and disposed toward the rear portion; an axle, including ground engaging apparatus, secured to the other respective ends of the first and second cantilever springs; first and second stabilizer members each having one end secured to respective ends of the first member and disposed toward the rear portion and the other ends being secured to the axle, the first and second cantilever springs and the first and second stabilizer members respectively forming an "X"-shaped configuration when viewed along an axis of the axle; a second member secured adjacent the end portion and dip
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: January 21, 1992
    Inventor: Jack Hollingworth, Jr.
  • Patent number: D326070
    Type: Grant
    Filed: January 22, 1990
    Date of Patent: May 12, 1992
    Inventor: Jack Hollingworth, Jr.