Patents by Inventor Hans Plotsch

Hans Plotsch 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 and apparatus for the automatic filling of trays with upright products
    Patent number: 4907398
    Abstract: To load products, particularly lipsticks or glue sticks, delivered upright from a packing unit, into a plurality of receiving trays, the products are grouped in at least two rows in a segregating station, conveyed in spaced groups to a transfer station, and moved to a filling station into a prepared tray by means of a handling unit equipped with a gripper means. Each tray, filled with products, is removed from the filling station by an output conveyor and is replaced with a similar empty tray while another group of products is formed and moved into the transfer station.
    Type: Grant
    Filed: September 2, 1988
    Date of Patent: March 13, 1990
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Joachim Holze, Michael Kik, Juergen Leitzen, Helmut Korn, Hans Plotsch, Leo Meschler