Tool box with a cover, a base and a plate disposed between the cover and the base

Claim 1

A tool box comprising: a base having a bottom and a first wall, a second wall a third wall and a fourth wall, said first wall and said second wall extending upwardly from opposite sides of a periphery of said bottom, each of said first and said second walls having a groove defined in an inner side thereof, said bottom having a plurality of studs extending upwardly therefrom, each of said studs having a hole defined in a top thereof; a plate, said plate having a plurality of recesses defined therein and having a plurality of pin elements each extending downwardly from an under side thereof for inserting into said holes of said studs corresponding thereto, an extending portion extending from two opposite sides thereof for engaged in said grooves corresponding thereto, and a cover, said cover having a first end and a second end, said first end thereof having a hook element extending downwardly therefrom and said second end thereof having a C-shaped clipper disposed thereto, said third wall of said base having an ear extending from an upper edge thereof in a direction opposite to said fourth wall and a recess defined in said upper edge of said third wall, said fourth wall having two lugs extending in a direction opposite to said third wall and a rod connected between said two lugs such that the hook element engaged to an under side of said ear via said recess defined in said third wall and said rod received in said C-shaped clipper of said cover.