Patents by Inventor Andrew A. Mitchell

Andrew A. Mitchell 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: 20020127064
    Abstract: An apparatus for conveying bulk material generally consisting of a support, a guide member defining a passageway providing a circuitous path, having a base section supported on the support and a section cantilevered relative to the support; at least two sprockets disposed in such passageway and rotatably supported on the guide member, one of such sprockets being disposed in the cantilevered section of the guide member and having a substantially vertically disposed axis of rotation; a rope assembly including an endless rope disposed in the passageway along the circuitous path and reeved around the sprockets, and a plurality of discs spaced along such rope, and a motor for driving one of the sprockets, wherein the guide member includes a inlet communicating with the passageway for feeding material therein and a discharge outlet communicating with the passageway about a portion of the periphery of the one socket.
    Type: Application
    Filed: January 24, 2002
    Publication date: September 12, 2002
    Inventors: Andrew A. Mitchell, Richard W. Ambs, Todd E. Kaufman