Package having sealed closing means

Details Package having sealed closing means Package having sealed closing means

1980-09-19

1982-09-21

Hall, George T.

Receptacles

Closures

Removable closure retained by adhesive or fusion means

220258, 220307, 229 43, B65D 4100

Patent

active

043502636

ABSTRACT:
A package comprising a container provided at its open top with a flange having portions of concave-convex configurations, a lid provided at the edge with a flange having portions of convex-concave configuration elastically interengaged with the concave-convex portion of the flange at the top of the container so as to mechanically lock the lid to the container and said lid being reinforced by a relatively stiff cover board die-cut to fit into the concave side of the flange at the edge of the lid and wherein portions of the flanges are united by sealing and a method of making the same.

REFERENCES:
patent: 3979015 (1976-09-01), Arfert
patent: 4300700 (1981-11-01), Chang

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