Multiple package forming and filling machine

Details Multiple package forming and filling machine Multiple package forming and filling machine

B - Operations, Transporting

65

B

B65B 61/18 (2006.01) B65B 3/02 (2006.01)

Patent

CA 2135297

A machine for and a step by step method of forming packages (61) or containers from blanks (48), heat seating (94) the sides of the packages (61) and depositing the packages in fixtures (112), retaining the packages in fixtures during closing of the packages with product, heat sealing the tops (178) of the packages and ejecting the packages from the fixtures. The sides of a newly formed package are heat sealed through apertures (98) in the forming die (86) before the package is placed in the fixture. Once placed in the fixture at tha forming station (26), the package remains in the fixture during the filling oe dosing of product at the filling station (28) and as indexed into the top sealing station (30). At the top sealing station the filled package is partially elevated from the fixture to expose the entire top of the package for heat sealing. At the filling station a manifold (120) supplies a plurality of flexible tubes (124) leading to a plurality; of bellows type reciprocable dosing pumps (126). The dosing pumps in turn supply product through flexible tubes (128) to filling tubes (130). Any parts through which product passes are simply connected requiring no tools for disassembly or assembly. The parts that contact product and are plastic are merely discarded. The parts that contact product and are metal are easily cleaned. Thus, the machine can be easily thoroughly cleaned when product changes are made.

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