Cover structure for main case of shredder

Abstract

This invention relates to a cover structure for a main case of a shredder that comprises plastic injection molded lower box and an plastic injection molded upper cover board, wherein the lower box includes a plurality of grooves and pegs for encasing a mechanical core, including a motor, a gear assembly, cutters, a feeding switch and an auto/off/rev switch AORS. A latitudinal perimeter of the lower box defines a plurality of locating holes, and a turning part joining a handle part and a longitudinal perimeter of lower box includes a larger area locating groove. A latitudinal perimeter of the upper cover board includes barbed fasteners protruding downward from locations where the locating holes of the lower box are provided. The upper cover board includes a barbed retaining tab protruding downward from a location corresponding to where the locating groove of the lower box is provided. The upper cover board can be fixed to the lower box by a convenient covering manner by engaging the fasteners and retaining tab of the upper cover board with the locating holes and locating groove of the lower box.

Dependencies are inferred from the claim text.