Patent ID: 8220666

Claim:
An apparatus for extracting contents from a refill pouch, comprising: a holding member for holding a refill pouch with its extraction port facing downward; and a pump attached to the extraction port of the pouch, the pump comprising a pump body defining a housing space having an inlet opening and an outlet opening, an inlet-side valve which communicates with the extraction port and acts to open and close the inlet opening so that the contents can be introduced into the housing space from the pouch, an outlet-side valve which acts to open and close the outlet opening so that the contents in the housing space can be discharged, a nozzle that communicates with the outlet-side valve for discharging the contents contained in the housing space when the outlet-side valve is open, a support shaft inserted into the housing space and having an upper cylindrical portion and a lower cylindrical portion, the upper cylindrical portion being provided with the inlet-side valve and the lower cylindrical portion being provided with the outlet-side valve, and the pump body having a pump wall portion constituted by a resiliently compressible, restorable and flexible material so that the contents in the housing space can be extracted through the nozzle by compressing the pump wall portion thereby pressurizing the housing space, wherein the inlet-side valve comprises a ball valve having a ball on the housing space side, and the outlet-side valve comprises a valve stem having a valve element which engages with a valve seat of the outlet opening, a spring which urges the valve stem in such direction to press the valve element to the valve seat, and a knob that is connected to the valve stem and that extends outside of the nozzle to enable manual movement of the valve stem from outside the pump.