Patent ID: 8506745

Claim:
A method of forming a plurality of bags from a web of thermoplastic material formed into a tube having longitudinal edges and having a series of interlocked fastener profiles transversely sealed to one surface of said web, each of said bags having a pair of reclosable fastener profiles sealed thereon, said method comprising the steps of: performing sequentially the operations of: longitudinally sealing the longitudinal edges of said tube together to form a sealed tube; cross sealing said web at bag-length intervals above said fastener profiles; sealing the unsealed side of one of said fastener profiles to the inside surface of said web so as to form an airtight seal of said bag after the web of thermoplastic material is formed into a tube; perforating the surface of said web above said fastener profiles so as to provide selective digital access to said profile strips; and cutting and separating said bags from said web.