Patent ID: 8225585

Claim:
A device for dispensing a material in dosages, comprising: a container for the dosage material; an outlet spout of the container; a metering element, adjoining the outlet spout, the metering element comprising: an inlet opening on a side that faces towards the container; an outlet opening on a side that faces away from the container, the outlet opening being slot-shaped when in a closed condition; and a wall with an inside and an outside, extending between the inlet and outlet openings; a film material which is inserted into the metering element to reach at least through the inlet opening and the outlet opening while covering the inside of the wall, the inserted film material formed into a tube section from at least the inlet opening through the outlet opening, the tube section extending into a space below the outlet opening; and a stretching device that stretches a cross-sectional perimeter of a portion of the tube section, the cross-sectional perimeter defined by a plane arranged at an angle to a lengthwise direction of the tube section, the stretching device comprising: a first location for fastening the portion of the tube section; and a second location for fastening the portion of the tube section, the respective fastening locations positioned on the stretch line, with at least one of the fastening locations being linearly displaceable along the stretch line, the fastening locations dividing the cross-sectional perimeter into two perimeter segments of essentially equal length.