COMBINATION STRUCTURE OF FRAME MEMBER AND VIEWING COVER FOR FOOD CONTAINER COVER

摘要

The invention relates to a combination structure of a viewing cover and a frame member for a food container cover. The combination structure includes: a viewing cover having a combining slot, which has a uniform depth and extends along a periphery of a surface of a viewing cover body, and an engaging flange extending outward at a position above the combining slot; and a frame member including a plurality of locking wings connected to a frame member body via a living hinge, a wall portion extending upward from the living hinge by a predetermined height, and an engaging hook provided on an inner surface of the wall portion. The engaging flange is engaged with an upper portion of the engaging hook.