Patents by Inventor David L. Stapels

David L. Stapels 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: 5127787
    Abstract: A "lift and carry" transfer apparatus is provided for transferring or "indexing" a workpiece between successive work stations in a multi-operation process. The transfer apparatus includes a modular support structure from which a generally elongated shuttle assembly is horizontally supported. A first drive mechanism is provided for generating a predetermined amount of reciprocable rectilinear vertical movement of the shuttle assembly through a predetermined range of motion. The transfer apparatus further includes structure for selectively indexing the workpiece along a horizontal plane relative to the shuttle assembly. In particular, a second drive mechanism is provided for generating rectilinear horizontal motion of the workpiece. A programmable controller is provided for selectively controlling the actuation of the first and second drive mechanisms.
    Type: Grant
    Filed: May 24, 1990
    Date of Patent: July 7, 1992
    Assignee: Brothers Industries, Inc.
    Inventors: Wilbert D. Beck, Mark D. Stapels, David L. Stapels, Gregory A. Stapels, Michael G. Yocum, James D. Scannell