Patents Assigned to Lawrence Equipment Company
  • Doughball press control
    Patent number: 4905581
    Abstract: A doughball processing apparatus having cooperating press plates includes workpiece sensing means for determining the presence or absence of a workpiece on a conveyor belt for delivery to the processing position between the press plates. A control system is provided to manipulate the various components of the apparatus to insure the movable press plate does not contact the conveyor belt in the absence of a workpiece, while at the same time, insuring that belt indexing during the operation cycle is unaltered.
    Type: Grant
    Filed: February 18, 1988
    Date of Patent: March 6, 1990
    Assignee: Lawrence Equipment Company
    Inventor: John Kirkpatrick