B - Operations – Transporting – 67 – B
Patent
B - Operations, Transporting
67
B
210/19
B67B 7/86 (2006.01)
Patent
CA 1187447
ABSTRACT A box spout for attachment to a cardboard box, or the like, and further to a method of forming a pouring opening in such a box. The box spout includes an inner wall and an outer wall which are spaced apart and joined at their upper ends. The inner wall is longer than the outer wall and it is provided with longitudinal, converging marginal cutting edges which terminate in a cutting point at its lower free end. The inner wall has a longitudinal, central cutting edge on its outer surface which is perpendicular to the marginal cutting edges. The longitudinal edges of the outer wall converge toward its lower free end. The inner and outer walls are curved in plan cross section. The inner wall is provided with longitudinal ribs between the inner and outer walls for wedging the cardboard wall of a box between the inner and outer walls. The spout has an open upper end and an open rear side. The method of forming a pouring opening in a cardboard box by cutting a substantially horizontal slot in a wall of a box, and a communicating downwardly directed vertical slot. The lower edges of the cardboard wall at the the junction of the two slots are then folded inward against the cardboard wall.
429363
Borden Ladner Gervais Llp
Scaglione Paul J.
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