Patent ID: 9145291
Filing Date: 2015-09-29
Classification: A45D,B05B,B65D,B67D,G01F

Abstract:
1. A method for limiting the quantity of contents removed from a container, comprising: A: according to a volume of contents required to be removed, determining a distance, by which a gas outlet in communication with a gas for pressurizing is required to move, from start of movement to being in communication with an ambient gas; B: using the gas to increase a pressure in a container holding the contents, and pushing the contents to move towards an outlet channel of the container; C: the contents in movement driving a moving component in the outlet channel of the container to move along; D: the gas outlet in communication with the gas for pressurizing moving along with the moving component; and E: when the gas outlet moves to be in communication with the gas outside the container, the pressure in the container decreasing, and the contents stopping moving outwards, so that the removal process of the contents ends.