Patent ID: 8348569

Claim:
A fixing device, comprising an elastically deformable U-shaped cage, the cage including: a base and two lateral branches extending upward from the base and away from each other; four radial lugs extending upward from the base of the U-shaped cage in two orthogonal diametral directions; and two bridges configured to bear on edges of a square mounting hole in a support, each said bridge connecting upper ends of a pair of adjacent said lugs to define a respective one of said two lateral branches of the U-shaped cage, the lateral branches forming a non-zero acute angle with each other near the base as said branches extend upward from the base; wherein the base of the cage and the lugs are configured to be inserted into the square mounting hole with the bridges bearing on the edges of the mounting hole; and the bridges extend exclusively outwardly radially from the upper ends of the lugs.