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US 4,049,162 AGranted
Metering valve
OwnerLance S. Yuleinventor
Life of this patent
Estimating the term…
Abstract
A liquid dispenser metering valve, particularly for dispensing measured amounts of liquids from bottles, having a floatable ball in a metering chamber, a valve seat at the valve outlet on which the ball can seat, a biased normally closed cover extending over the outlet, a lever connected to the cover for actuating the cover to an open position, and a vent tube open to atmosphere at the valve housing and extending to the bottom of the liquid container to which the valve is connected.
Claims5
A liquid dispenser metering valve comprising:
- a housing defining a metering chamber therein, a liquid inlet communicating therethrough with said chamber and adapted for connection to a liquid container adjacent its opening, and a liquid outlet communicating therethrough with said chamber;
- a ball in said chamber floatable in liquid to be dispensed therefrom;
- a valve seat for said ball at said outlet, defining an aperture having a diameter smaller than that of said ball;
- a cover pivotally connected to said housing adjacent said outlet adapted to open and close said aperture;
- biasing means connected to said cover biasing said cover to a normally closed position;
- lever means connected to said cover and extending therefrom beyond the pivotal connection thereof to said housing, adapted for actuation to open said cover;
- and
- a vent tube having an opening at each end, extending from said housing through said inlet and having a length sufficient to place one end adjacent the bottom of said liquid container, said tube also extending through said housing for establishing a vent to atmosphere at its other end.
5 more elements
Dependencies are inferred from the claim text.