Patents Assigned to Continental Sprayers, Inc.
  • Dispenser or sprayer with vent system
    Patent number: 4958754
    Abstract: A dispenser adapted to be connected to a container includes a first bore having an outlet for dispensing fluent material, a second bore containing a piston connected to a trigger for pumping the fluent material, and a third bore containing a vent opening and a piston for sealing the vent opening when the trigger is in the non-pumping position. A valve, spinner and springs in the first bore are unitarily formed from a plastic material.
    Type: Grant
    Filed: March 1, 1989
    Date of Patent: September 25, 1990
    Assignee: Continental Sprayers, Inc.
    Inventor: Stephen R. Dennis