(57) A packaging machine for packaging articles into cartons, the packaging machine having
a control mechanism for controlling the volume of articles being conveyed between
a first position in which articles are conveyed in channels (628, 638, 648, 658, 668
and 678) and a second position in which the articles are assembled in groups and loaded
into the carton; the control mechanism comprising a series of independently controllable
regulating means (630/630b, 600/600b, 640/640b, 650/650b, 660/660b, 670/670b), one
regulating means being positioned in each of the channels (628, 638, 648, 658, 668
and 678) such that the transmission of articles from the first position to the second
position can be controlled by opening or closing each of the regulating means (630/630b,
600/600b, 640/640b, 650/650b, 660/660b, 670/670b) and thereby the volume of articles
arriving at the second position for assembly into groups is controllable, wherein
the regulating means can be sequentially closed to prevent delivery of a unit volume
of articles and then sequentially opened to allow delivery of a unit volume of articles
such that either a full group of a unit volume of articles is assembled to provide
a fully loaded carton or no group is assembled at all.
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