Improved Valve Apparatus and Method

摘要

A dispenser device for a liquid. The device may include: a vessel having a closure through which extends a moveable plunger; the plunger having a piston portion at a lower end, the piston portion seals against an inner wall of the vessel; the device having a fluid 5 conduit that extends between a base portion of the vessel's interior and a dispensing portion, the dispensing portion having a flow valve atop the conduit; the dispensing portion comprising a cap that defines a valve chamber and a dispensing end for discharging contents of the vessel; the flow valve having within the valve chamber a ball and a valve seal upon which the ball seats.