Patents by Inventor Edward Earl Smith

Edward Earl Smith 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).

  • Method of vibratory polishing of stones and the like
    Patent number: 4047343
    Abstract: A method of polishing material for lapidary and like purposes, the material and abrasive being tumbled in a vibrated container which alternately compacts the material against a wall of the container and then separates it in order to reduce the time required for polishing. Apparatus for carrying out the method vibrates the container of the material and abrasive so that a portion of its orbit is about a theoretical center which is above and to one side of the center of gravity of its mass.
    Type: Grant
    Filed: June 23, 1976
    Date of Patent: September 13, 1977
    Assignee: Geode Industries, Inc.
    Inventor: Edward Earl Smith
  • Apparatus for vibratory polishing of stones and the like
    Patent number: 3978623
    Abstract: A method of polishing material for lapidary and like purposes, the material and abrasive being tumbled in a vibrated container which alternately compacts the material against a wall of the container and then separates it in order to reduce the time required for polishing. Apparatus for carrying out the method vibrates the container of the material and abrasive so that a portion of its orbit is about a theoretical center which is above and to one side of the center of gravity of its mass.
    Type: Grant
    Filed: August 16, 1974
    Date of Patent: September 7, 1976
    Assignee: Geode Industries, Inc.
    Inventor: Edward Earl Smith