Packing box with cardboard walls

Abstract

A packing box with cardboard walls includes a pallet base, four wall assemblies, a top cover, a plurality of fasteners and five cardboard pieces. A horizontally extending female edge is provided on each of the four sides of the pallet base. The right and left sides of each wall assembly are provided with a male edge and a female edge to allow two neighboring wall assemblies to engage with each other. The upper and lower sides of each wall assembly are provided with a male edge, and the male edge on the lower side of each wall assembly may rest on and engage with the corresponding female edge of the pallet base. Each side of the top cover has a downwards extending wall edge and a horizontally extending top cover edge so that the top cover may rest on the four wall assemblies via the four top cover edges and the male edges and that the four wall edges may engage with the inner members of the four male edges of the wall assemblies. The cross section of the fasteners has a “” shape, and a fastening groove is provided on each of the fasteners. A threaded hole extends through one arm of the fastener and a bolt may be fitted into the hole. A convex tip is provided on the front tip of the bolt and two protrusions are provided on the other arm of the fastener. Last, the five cardboard pieces are fitted onto the four wall assemblies and the top cover.

Dependencies are inferred from the claim text.