H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
H05K7/00—Constructional details common to different types of electric apparatus
H05K7/14—Mounting supporting structure in casing or on frame or rack
H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
H05K7/1411—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means for securing or extracting box-type drawers