Patents by Inventor Christian Liebel

Christian Liebel 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).

  • Conveyor apparatus
    Patent number: 4850472
    Abstract: Conveyor apparatus includes at least two conveyors, each comprising a pair of longitudinal conveyor members, situated in different horizontal planes on which workpiece carriers are supported for conveyance. Each workpiece carrier has at least one longer outer dimension, e.g. length, greater than the distance between the conveyor members of one of the conveyors and at least one shorter outer dimesnion, e.g. width, less than the distance between the conveyor members of at least one of the conveyors.
    Type: Grant
    Filed: February 19, 1988
    Date of Patent: July 25, 1989
    Assignee: GMN Georg Muller Nurnberg GmbH
    Inventors: Christian Liebel, Udo Meyer