Patent ID: 6986236
Filing Date: 2006-01-17
Classification: B65B

Abstract:
1. A method of forming packaging on a horizontal form, fill and seal machine comprising: moving a sheet of packaging film longitudinally from a film supply to a forming box, said forming box having an open inlet end, an open outlet end, a top, opposed side walls and a pair of guide bars respectively outwardly adjacent from said side walls extending in a downstream direction from said outlet end; and guiding a longitudinal center portion of said packaging film about the exterior of said forming box top and guiding longitudinal side marginal portions of said film by said guide bars and onto a conveyor to form a product receiving film surface on said conveyor; and wherein said conveyor includes two portions with a longitudinal slit therebetween comprising the further step of feeding longitudinal edges of said packaging film marginal portions passing through said slit and sealing said longitudinal edges together to form an envelope while said film is guided by said guide bars.