Patents Assigned to Vacu-Purg, Inc.
  • Food pasteurization system vacuum breaker
    Patent number: 4998554
    Abstract: A food pasteurization system includes a vacuum breaker valve having a valve element in an axial passageway normally maintained in a closed, raised position by a coil spring on the top side of the valve. Multi-purpose drain and air openings are provided in the valve body and are positioned below the upper end of the valve passageway such that material moving upwardly through the valve is automatically drained out of the valve rather than back into the food conduit.
    Type: Grant
    Filed: September 16, 1988
    Date of Patent: March 12, 1991
    Assignee: Vacu-Purg, Inc.
    Inventor: Ronald J. Rogers
  • Collapsible cheese box
    Patent number: 4969567
    Abstract: A stainless steel cheese box includes a bottom frame having an upstanding peripheral flange positioned outwardly of opposite end and side walls. A bottom wall of polyurethane material of substantial thickness temporarily holds the end and side walls erect while the box is being assembled. A top frame fits down over the top ends of the end and side walls and holds a top polyurethane wall in place on top of the cheese. Locking straps extend between the top and bottom frames to lock the component parts together.
    Type: Grant
    Filed: October 28, 1988
    Date of Patent: November 13, 1990
    Assignee: Vacu-Purg, Inc.
    Inventor: Ronald J. Rogers
  • Vacuum breaker valve
    Patent number: D319866
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: September 10, 1991
    Assignee: Vacu-Purg, Inc.
    Inventor: Ronald J. Rogers