Food packaging containers

Abstract

This item is a food packaging container that is circular in plan view and consists of a synthetic resin container, an outer frame made of foamed resin, and a transparent synthetic resin lid. When used, the flange portion on the outer periphery of the container and the upper surface of the outer frame are integrated by welding, and by aligning the triangular mark that appears in the plan view of the container portion with the triangular mark that appears in the plan view of the lid portion, the concave groove of the container and the convex ridge of the lid fit together, as shown in the enlarged cross-sectional view CC.

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