Patent ID: 6234777
Filing Date: 2001-05-22
Classification: B29C,B31D

Abstract:
A foam bag cushion forming system, comprising:a foam bag cushion movement and confinement assembly extending downstream of a foam dispenser source, and said foam bag cushion movement and confinement assembly being of a length sufficient to provide for substantial curing of the dispensed foam material,an edge sealing assembly for forming film material into a bag chain, which bag chain is received by said foam bag cushion movement and confinement assembly, and moved by said bag cushion movement and confinement assembly in an upstream to downstream direction while being confined, whereinsaid edge sealing assembly includes an end edge sealer that forms an edge seal in the film material and a side edge sealer which forms side edge seals in the film material, and said end edge sealer is supported by an adjustable support to provide for a variation in bag height, and said foam bag cushion forming system further comprises control means for providing a predetermined spacing between side edge seals such that bag length is adjustable, and whereinsaid end edge sealer includes an adjustable in height roller support, a setting member and a sliding shaft, with the roller support being slidably received by said shaft and retained at a height setting by said setting member, and said end edge sealer includes an insert with heating element that is slidably received by said support roller.