Patent ID: 6575657
Filing Date: 2003-06-10
Classification: F16B,H02B,Y10T

Abstract:
In a device for fastening attachment elements on frame legs of a switchgear cabinet rack, the frame legs being symmetrical in relation to a cross-sectional diagonal line thereof and being aligned with said cross-sectional diagonal line, on an inside of the frame legs oriented toward an interior of the switchgear cabinet rack, each of the frame legs having two fastening profile sides disposed vertically in respect to each other, and forming a plurality of system fastening receivers in a form of at least one of square and rectangular openings, and a plurality of fastening bores, which extend perpendicular to the switchgear cabinet rack, and at least one fastening element connected with at least one of the frame legs and having a plurality of fastening faces forming at least one fastening receiver in each of three directions respectively extending at right angles to each other, an improvement comprising:said at least one fastening element comprising a fastening block (20), disposed against the profile sides (12, 13) of one of the frame legs (10); two contact faces (21, 22) of the fastening block (20) extending at right angles in respect to each other and connected to the one of the frame legs (10); each of the contact faces (21, 22) of the fastening block (20) transitioning into a fastening face (23, 24), and when the fastening block (20) is attached to the frame leg (10), the contact faces (21, 22) terminating flush with a corresponding additional profile side (14, 15) of the frame leg (10); one of the contact faces (21) includes at least one shoulder (32) insertable into one of the system fastening receivers (18) of the frame leg (10); the other contact face (22) being suitable for screwing in place on another said profile side (13) by a screw (34); the fastening block (20) having the fastening receivers each on a front face (33) of the fastening block (20) extending vertically in respect to a longitudinal direction of the frame leg (10) and on said fastening face (23, 24) of the fastening block (20) which is flush with the additional profile side (14, 15), the fastening receivers being in a form of at least one of bores (27) and threaded receivers (28, 29, 30, 31); and the screw (34) inserted into a plurality of slit-shaped recesses (25 and 26) of the fastening faces (23, 24) and at least one of said contact faces (22), wherein one of said slit-shaped recesses (26) comprises a plurality of support strips for a screw head in an area of the contact face (22).