Dispensing – With discharge assistant – Fluid pressure
Patent
1996-01-17
1998-05-12
Kaufman, Joseph
Dispensing
With discharge assistant
Fluid pressure
2223865, 22240215, B65D 8300
Patent
active
057495025
ABSTRACT:
A new and improved apparatus for the storage of a liquid and for its dispensing therefrom in a mist form comprising, in combination: a container having cylindrical side walls, a bottom and a dome-shaped top with a central vertical hole extending therethrough; a dispenser formed of a hollow tube extending from adjacent to the bottom of the container to above the hole in the top of the container with a button secured to the top of the tube, the button having a horizontal opening in fluid communication with the tube for the flow of liquid from the bottom of the container to the exterior of the button and the container; a pressure generator for creating a high pressure atmosphere in the space at the upper regions of the container, the pressure generator including a valve formed at the top of the container offset from the hole, the valve having a cylindrical chamber with a lower opening and lower one way diaphragm coupling the chamber and the interior of the container, a reciprocal member having a cylindrical plunger within the chamber and a button exterior of the chamber and container with a central aperture therethrough coupling the chamber and exterior of the chamber and atmosphere, and an upper one way diaphragm coupled to the receptacle member within the chamber whereby when the pressure generator button is pushed downwardly, pressurized air will flow from the chamber into the container and when the pressure generator button is moved upwardly, air will flow from atmosphere passed the upper diaphragm into the chamber; and means to resiliently urge the pressure generator button to the raised position.
REFERENCES:
patent: 2091735 (1937-08-01), Jepson
patent: 3998361 (1976-12-01), Arena
patent: 4492320 (1985-01-01), Tada
patent: 5180085 (1993-01-01), Schmid
patent: 5267674 (1993-12-01), von Schuckmann
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