Patent ID: 6453953
Filing Date: 2002-09-24
Classification: B65B,B67C

Abstract:
A filling machine, said filling machine comprising:a distribution circuit connecting, from upstream to downstream, a storage tank of a product to a filling nozzle, the filling nozzle being positioned opposite an opening of a container to be filled; a fixed casing which supports and encloses the nozzle, the casing having an opening opposite the nozzle; a mobile shut-off butterfly valve which, in a closed position, plugs the opening and seals the casing; and an auxiliary port that opens into the enclosure, the auxiliary port being connected to a source of pressurized discharge fluid, so that the pressurized discharge fluid is injected in the enclosure when the butterfly valve is in the closed position, and the product contained in the distribution circuit is compressed in a direction of the storage tank so that a portion of the product is removed from the distribution circuit.