Carton and blank therefor

An elongate blank for forming a tubular carton, said blank comprising

• a plurality of panels including;
• a top panel,
• a first side panel hinged to a first side of the top panel,
• a second side panel hinged to a second side of the top panel,
• a first base panel hinged to the first side panel and
• a second base panel hinged to the second side panel,
• the plurality of panels arranged in a row along a length of the blank, said panels being hingedly connected one to another in series, each of said panels having a pair of opposed free end edges disposed generally along the length of the blank, said each panel being formed along either free end edge thereof with a cut-out so that said blank is provided along either longitudinal edge thereof with a plurality of tabs each interposed between adjacent ones of said cut-outs,
• wherein the arrangement of cut-outs and tabs is asymmetrical about a notional line which is transverse to the longitudinal edges and bisects the top panel.

A carton for packaging one or more articles, the carton comprising a plurality of walls including;

• a top wall,
• a first side wall,
• a second side wall,
• a base wall,
• the carton comprising an article retention structure comprising
• a first top engaging structure and
• a second top engaging structure,
• the first top engaging structure comprising a first upper tab hingedly connected in part to a one of the first and second side walls and including;
• a first anchoring portion hingedly connected to said one side wall;
• a first gusset portion hingedly connected to the first anchoring portion;
• a first web portion hingedly connected to the first gusset portion;
• and
• a first covering portion provided by a part of the top panel and hingedly connected to the first web portion;
• the second top engaging structure comprising a second upper tab hingedly connected in part to the other one of the first and second side walls and including;
• a second anchoring portion hingedly connected to said other side wall;
• a second gusset portion hingedly connected to the second anchoring portion;
• a second web portion hingedly connected to the second gusset portion;
• and
• a second covering portion provided by a part of the top panel and hingedly connected to the second web portion;
• wherein the second anchoring portion is greater in dimension than the first anchoring portion.