US Patent 7306191 Suspension structure for a ceiling fan

A suspension structure for a ceiling fan is primarily composed of an L-shape plastic seat and a bracket, wherein by abutting a right-angle inner surface of the L-shape plastic seat on a right-angle portion of a beam, and then by transfixing screws into the bracket and the L-shape plastic seat to fix the seat under the beam, the bracket can be used to hang a ceiling fan. The L-shape plastic seat can be temporarily fixed under the beam conveniently, by the thorns of L-shape locking device, so as to facilitate the assembling and to enhance a structural intensity.