Patent ID: 7631849

Claim:
A transversal suspension rod for a ceiling fan having an extensible tube rack set, an assembly member, and a wiring box, the extensible tube rack set is configured to be installed by being supported between two parallel beams, the wiring box is locked below the extensible tube rack set using the assembly member, and then a bracket is locked at a bottom of the wiring box with screws to hang a ceiling fan, the transversal suspension rod comprising: the extensible tube rack set including an outer tube, an inner tube, and two locking members which are fixed at one end of the outer tube and another end of inner tube respectively, with two positioning plates located at two ends of the tube rack set, respectively; each of the positioning plates being a triangular plate above which a round tube is transversally located, and an interior of each round tube is provided with a baffle, each of the positioning plates being sheathed at an exterior of the corresponding locking member with an end of the round tube, and an interior of the other end of round tube being provided with a claw-piece and a plug; a center of the aforementioned baffle being provided with a round hole and a plurality of long holes at a rim of the round hole; the claw-piece being in a ring-shape, a front end of which is provided with a plurality of thorns, and a rear end of which is provided with a plurality of abutting portions corresponding to the long holes of the baffle; an end of the plug being a disk of a larger diameter, whereas another end being a cylinder of a smaller diameter, the cylinder being flexible, transfixed into the round hole at a center of the baffle, and an end part of which being formed outward with an inverted hook; and a center of the plug being provided with a small hole for protruding a screw of the locking member, wherein the wiring box is made by a metallic box and a plastic box being pressed into one body with plastic rivets, and an interior of the plastic box is integrally formed with a plurality of fixing holes, a plurality of side openings, with a center of the plastic box being surrounded by wire-clipping slots in a sawtooth shape.