Patent ID: 7543734

Claim:
A box comprising: four sidewalls continuously connected together end by end and enclosing a chamber therein, four covers extending from top edges of the sidewalls respectively for covering the chamber; and two inner flaps and two outer flaps extending from bottom edges of the sidewalls respectively, each inner flap forming an engaging flange extending from an edge thereof into the chamber and defining an engaging groove in the inner flap, two separate slots being defined in each inner flap and extending along the bottom edge of the corresponding sidewall, each outer flap forming an engaging flange extending from an edge thereof into the chamber and defining an engaging cutout in the engaging flange thereof, two tabs being formed on opposite lateral edges of each outer flap and being received into the adjacent slots, the engaging flanges of the outer flaps being inserted into the engaging grooves of the inner flaps and snapping the engaging flanges of the inner flaps in the engaging cutouts, the engaging flanges of the inner and outer flaps thereby dividing the chamber into several compartments.