Cross seal cooling for vertical form-fill-seal apparatus

Details Cross seal cooling for vertical form-fill-seal apparatus Cross seal cooling for vertical form-fill-seal apparatus

B - Operations, Transporting

65

B

156/11, 226/23

B65B 9/20 (2006.01) B65B 51/32 (2006.01)

Patent

CA 1322950

ABSTRACT OF THE DISCLOSURE A method and apparatus for improving transverse seal strengths in a vertical form-fill-seal machine includes directing a cooling medium on a just formed transverse seal from an area beneath and on either side of the film, in an arcuate pattern to effect cooling during at least a portion of the downward movement of the seal toward a cutting means.

549967

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