Method for manufacturing flexible bags and vertical type...

Details Method for manufacturing flexible bags and vertical type... Method for manufacturing flexible bags and vertical type...

B - Operations, Transporting

65

B

B65B 51/26 (2006.01) B65B 9/20 (2006.01)

Patent

CA 2354670

A vertical type forming, filling and sealing machine according to the present invention includes a film shaping mechanism for forming long lengths of film into tubular shapes, a vertical sealing mechanism for heat sealing the edges of the film formed by the film shaping mechanism in the longitudinal direction of the film to form tubular film, a supply nozzle for supplying contents into the tubular film, and two horizontal sealing mechanisms for heat sealing the tubular film in its width direction. A first horizontal sealing mechanism heat seals opposing inner surfaces of the tubular film except for a portion in the width direction. A second horizontal sealing mechanism is placed below the first horizontal sealing mechanism and heat seals the area which is not heat sealed by the first horizontal sealing mechanism.

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