Assembly structure of a plurality of shield casings

摘要

An assembly structure having a plurality of shield casings which are polygonal and substantially equal in cross section. The shield casings are stacked in a direction of their height. A shield cover is interposed between the shield casings. The shield cover is made up of a flat plate that covers the bottom surface of a first shield casing, the top surface of a second shield casing, and retaining springs that extend upward and downward from the outer edges of the flat plate. The retaining springs press against the walls of the first and second shield casings.