Patents by Inventor Elmer L. Robertson

Elmer L. Robertson 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: 4175993
    Abstract: A method and apparatus for applying indicia to the surface of generally cylindrical articles. The machine utilizes a rotary article transport assembly or turret mechanism which has a plurality of gripper hands mounted thereon for holding the cylindrical articles to be decorated. At least one article orienting station is provided to orient the article so that the indicia is applied over the proper portion of the surface of the article. After orienting, the article is rotated in a holding assembly and the indicia carrying tape or foil is pressed against the appropriate portion of the outer surface of the article by a heated die carried on a cylindrical drum mounted immediately adjacent to the article being decorated. Means are provided for rotating the article being decorated and the die carrying drum at the same peripheral surface speed. Also, means are provided for positively feeding the decorating tape between the bottle and the transfer die.
    Type: Grant
    Filed: November 9, 1977
    Date of Patent: November 27, 1979
    Assignee: Ethyl Development Corporation
    Inventor: Elmer L. Robertson