Patents by Inventor A. Meredith McKim

A. Meredith McKim 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).

  • Apparatus for adding grinding media to a grinding mill
    Patent number: 4643365
    Abstract: An apparatus for adding grinding media to a grinding mill is disclosed. The apparatus comprises a supporting structure including a face plate adapted to be mounted on a wall of a hopper or pipe containing the grinding media, a resilient rubber wheel mounted on the supporting structure and protruding through a slot in the face plate and said wall of the media container, and means for rotating said wheel at a low speed for withdrawing grinding media from said container and delivering the same to other conveyances for direction to the grinding mill.
    Type: Grant
    Filed: July 8, 1985
    Date of Patent: February 17, 1987
    Assignee: Norcast Inc.
    Inventor: A. Meredith McKim