Patent ID: 6223507
Filing Date: 2001-05-01
Classification: B65B,B65D,Y10S

Abstract:
An automatic packaging machine comprising an endless conveyor extending along a plurality of work stations, a plurality of two part mandrels attached to said conveyor so that said conveyor carries an endless stream of said mandrels past said work stations, one of said two parts of said mandrels picking up cardboard blanks at a first work station and carrying then past the other of said work stations where said blanks are formed into boxes and filled, said boxes having an open top with foldable sections of said blank being located thereat, means comprising the other of said two parts for forming said foldable sections of said top into flip-tops for said boxes, means for forming another foldable section on said box into a latch, at least one of said foldable sections on said flip-top being in a position for catching said latch when said flip-top is closed over said box, and means comprising a cam track adjacent said conveyor for articulating the other of said two parts to form and fold said flip top over said box to be caught by said latch.