Patents by Inventor Emil J. Berger, Jr.

Emil J. Berger, Jr. 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).

  • Sheet pick-up and feeder
    Patent number: 4003567
    Abstract: Apparatus for picking up a single sheet of semi-rigid material from the top of a stack of such sheets having a device overlying the back end of the stack and holding down that end of the stack, vacuum pick-up shoes to engage the back end of the topmost sheet in the stack, said shoes moving initially to slide the sheet forward from beneath the overlying device and then to lift the back end of the sheet, and a chain conveyor with hooks to engage the raised end of the sheet and feed such sheet into a conveyor for transporting the sheet away from the stack.
    Type: Grant
    Filed: April 7, 1976
    Date of Patent: January 18, 1977
    Assignee: Union Camp Corporation
    Inventors: Emil J. Berger, Jr., John M. Mitchard
  • Sheet registry device
    Patent number: 3970299
    Abstract: A sheet registry device for use in a sheet-handling machine in which a constantly rotating brush exerts a force on the sheet to urge the sheet against a side guide and properly register such sheet in a cross-machine direction while the sheet is being removed in a direction parallel to the guiding surface of the side guide.
    Type: Grant
    Filed: December 13, 1974
    Date of Patent: July 20, 1976
    Assignee: Union Camp Corporation
    Inventors: Emil J. Berger, Jr., John M. Mitchard