Patent ID: 8499801
Filing Date: 2013-08-06
Classification: B65B

Abstract:
1. A method for filling liquids into foil bags comprising: a filling orifice; a spout of a foil bag, the spout being mounted on the filling orifice; providing a vacuum source for evacuating the foil bags; providing a sterile gas source; providing a source supply line, the source supply line being selectively connectable to the vacuum source or the sterile gas source; providing a cavity extending from the filling orifice to the source supply line to define a joint gas path; providing a selecting valve being disposed on the source supply line for selecting the vacuum source or the sterile gas source to which the source supply line is to be connected; providing a gas valve, evacuating the foil bag via the joint gas path; filling the foil bag, through the filling orifice and spout with the liquid; removing liquid from the filling orifice via the joint gas path; and discharging the sterile gas via the joint gas path.