Corner assembly, a structural frame comprising said corner assembly, and the use of the corner assembly

A corner assembly for use in a structural frame, said corner assembly comprises a housing defining a first and a second groove arranged at a predetermined angle (α) to each other, and wherein the first groove is arranged for telescopically receiving and/or displacing a first elongated structural element and the second groove is arranged for telescopically receiving and/or displacing a second elongated structural element, and wherein the corner assembly further comprises a first and a second locking mechanisms arranged for independently of each other releasably fastening the first and second elongated structural element in the corresponding first and second groove, and wherein the telescopic extension/displacement of one elongated structural element of the first and second elongated structural elements is individually and independently adjusted irrespectively of the extension/displacement of the other elongated structural element of the first and second elongated structural elements;

• wherein
• the corner assembly comprises one or more mounting bracket(s) arranged for fixing said corner assembly to a structure or in a structural opening.