Apparatus for inflating and sealing air-filled packing cushions

  • US 6,659,150 B1
  • Filed: 08/14/2000
  • Issued: 12/09/2003
  • Est. Priority Date: 08/14/2000
  • Status: Expired
First Claim
Patent Images

1. A machine for making air-filled packing cushions from a web of preconfigured film material having inflatable chambers which communicate with a longitudinally extending inflation channel through laterally extending inlet ports, comprising:

  • first and second pairs of nip rollers for gripping a web of the preconfigured film material and advancing the material through the machine, an inflation station positioned between the pairs of nip rollers for inflating the chambers in the film material, and a sealing roller and a heated sealing element biased toward each other near the inflation station with one side of the film material wrapped about and in rolling contact with the peripheral surface of the sealing roller and the other side of the film material in direct sliding contact with the heated sealing element for sealing the material across the inlet ports to seal the inflated chambers.

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