Patents Assigned to Owens-llinois Closure Inc.
  • Pump dispenser having vent valve
    Patent number: 6425501
    Abstract: The end of the arm on the pivoted trigger of a pump dispenser brushes against a projection on the wider end of a funnel-shaped seal to distort the wider end, breaking its seal against the inside of a tubular support for the pump dispenser and opening a vent to the atmosphere.
    Type: Grant
    Filed: May 21, 2001
    Date of Patent: July 30, 2002
    Assignee: Owens-llinois Closure Inc.
    Inventors: Wing-Kwong Keung, Scotty Ferrell, Gennaro R. Martire