Apparatus for sealing a web of film in a packaging machine

Details Apparatus for sealing a web of film in a packaging machine Apparatus for sealing a web of film in a packaging machine

B - Operations, Transporting

65

B

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B65B 51/30 (2006.01) B29C 65/00 (2006.01) B29C 65/18 (2006.01) B29C 65/74 (2006.01) B29C 65/38 (2006.01) B65B 51/10 (2006.01)

Patent

CA 1315666

ABSTRACT OF THE DISCLOSURE APPARATUS FOR SEALING A WEB OF FILM IN A PACKAGING MACHINE An apparatus [10] for sealing a web of film [16] in a packaging machine. The apparatus includes a sealing bar [18] for heating a web of film [16] to a temperature sufficient to melt at least a portion of the web of film. The sealing bar [18] includes a surface [19] that directly contacts the web of film and does not include a release layer. The surface includes thereon a measuring member [30] for measuring the temperature of the molten area of the film. The apparatus further includes a cooling member [42] for cooling the melted portion of the film to its crystallization point during a cycle time of the packaging machine.

614110

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