Patent ID: 8128547
Filing Date: 2012-03-06
Classification: B31B

Abstract:
1. A machine for erecting a polygonal container from a knocked-down flat container formed from a blank of sheet material, the container including four main side panels, at least one corner panel extending between two of the main side panels, and at least one bottom flap extending from one of the main side panels for forming a bottom of the container, said machine comprising: a body; a first erecting mechanism coupled to said body; and a second erecting mechanism coupled to said body, said second erecting mechanism comprising an upper coupling device, a lower coupling device, and at least one miter bar, said first erecting mechanism receives the knocked-down flat container and erects the knocked-down flat container into a partially erected container having a substantially rectangular configuration; and said second erecting mechanism receives the partially erected container in the substantially rectangular configuration, said upper coupling device configured to couple to an upper side panel of the partially erected container, said lower coupling device configured to couple to a lower side panel of the partially erected container, wherein said upper coupling device, said lower coupling device and said at least one miter bar are configured to apply a force to an exterior surface of the partially erected container to erect the partially erected container from the rectangular configuration into the polygonal container, wherein the polygonal container includes more than four sides.