Patent ID: 6568570
Filing Date: 2003-05-27
Classification: B65D,D06F

Abstract:
A dosing apparatus for dispensing a paste-form product, comprising a dosing unit and a bag-like storage container;the dosing unit comprising: a dimensionally stable container; the dimensionally stable container supporting the storage container; an input port; the input port for receiving the product from the storage container supported by the storage container; and a mechanism comprising a pressure reduction apparatus and a mechanism outlet; the mechanism being coupled to the input port below the dimensionally stable container; the pressure reduction apparatus providing reduced pressure for drawing product under suction from the storage container and through the mechanism outlet; the bag-like storage container being formed from flexible material and comprising an outlet port, a lower portion, and an upper portion; the lower portion comprising concave walls; the outlet port being located on a bottom of the lower portion; the upper portion having flexible, continuously pliable bag-like walls; the upper portion walls being thinner than the lower portion walls; the upper portion opening into the lower portion; wherein the effect of the pressure reduction apparatus urges the walls of the upper portion toward the walls of the lower portion and, through interior reduced pressure, the upper portion walls follow the level of product as it is withdrawn under suction toward the outlet port.