(57) The invention provides a machine and method for erecting, from a collapsed condition
to an erected condition, a carton having a tray-like configuration. The machine comprises
means for withdrawing a collapsed carton from a supply, means for moving apart top
and bottom wall panels of the carton to bring the carton into a tubular configuration,
means for causing a first end closure panel at each end of the tubular structure to
be brought into a position to close the ends of the tubular structure, means for causing
a second end closure panel at each end of the tubular structure to be brought into
overlapping relationship with respect to said first end closure panels, and means
for causing portions of said second end closure panels to be inserted into openings
provided in one of the top or bottom wall panels of the carton to maintain the carton
in its erected condition.
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