Patent ID: 6772576
Filing Date: 2004-08-10
Classification: B65B

Abstract:
A method for filling a tube with a paste, ointment, gel or cream, said tube consisting of a tubular or conical casing of flexible material having a closable filling orifice at one end and being closed at the opposite end to said filling orifice and, subsequent to said filling, the filling orifice being flattened at least in its edge region and the internal volume of the tube being reduced by means of a die that deforms the casing and closes said filling orifice, said method comprising the simultaneous reduction of the internal volume with the flattening and closure of the filling orifice wherein said reduction of the internal volume of the tube is achieved by pressing a triangular region of the casing adjoining the filling orifice against the opposite side of the casing and wherein the vertex of the triangle that is not affixed to the die is pointed toward the closed end of the tube.