Patents by Inventor Richard L. Harling

Richard L. Harling 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).

  • Folding utility cart apparatus
    Patent number: 5380033
    Abstract: A new and improved folding utility cart apparatus includes a vertical support assembly which includes a top portion adapted to serve as a handle, a middle portion, and a bottom portion. A pair of wheels are connected to the bottom portion of the vertical support assembly. A container support assembly is rotatably connected to the bottom portion of the vertical support assembly. A limit assembly is connected between the vertical support assembly and the container support assembly, for limiting rotation of the container support assembly around the bottom portion of the vertical support assembly. A container top guide assembly is rotatably supported by the middle portion of the vertical support assembly. The container top guide assembly includes a first lever arm portion, a fulcrum portion, a second lever arm portion, and a guide ring. A spring assembly is connected between the top portion of the vertical support assembly and the first lever arm portion of the container top guide assembly.
    Type: Grant
    Filed: January 21, 1994
    Date of Patent: January 10, 1995
    Inventor: Richard L. Harling