Patent ID: 7337731

Claim:
A conjoined folding table, comprising: a table plane and plane support frames, wherein under the table plane are disposed two groups of identical plane support frames, each group of plane support frames comprising two support legs, two slide support rods, a plurality of slide blocks, two slant support rods, a rod joint member, two pull rods, a stay bar, two plane support traverse tubes, a pivotal member, and two U-shaped hinges, wherein the pivotal member has a pivotal member body and is disposed at upper portions of the two support legs, at a lower portion of the pivotal member body is provided a mount groove which is pivotally connected to the two support legs, at one side of the pivotal member body is provided a tube mount groove, at an upper portion of the pivotal member is provided a mount groove for one of the plane support traverse tubes, and at an upper portion of the tube mount groove of the pivotal member is provided a fixture, each support leg is provided with one of the slide blocks, and the two slide support rods are respectively connected to the two support legs via the slide blocks, an upper end of one of the slide support rods is movably hinged with one of the plane support traverse tubes, one end of one of the slant support rods is connected to one of the slide blocks via a U-shaped hinge, and the other end of one of the slant support rods is connected to one end of one of the pull rods via the rod joint member, at the other end of one of the pull rods is provided a plane fixing joint piece for fastening to the table plane, one end of the stay bar is movably connected to the rod joint member, and the other end of the stay bar is pivotally mounted in the tube mount groove of the pivotal member, one end of each of the two plane support traverse tubes is pivotally mounted in the mount groove for mounting the plane support traverse tubes, and the other end of each of the two plane support traverse tubes is provided with a sealing head which is equipped for fixing the table plane, wherein the rod joint member includes a joint member body having a tube connection groove, the slant support rods are pivotally mounted in the tube connection groove, a pull rod connection groove for pivotally connecting pull rods is provided at an opposite side of the tube connection groove, an upper end of the joint member body is provided with a stay bar connection protrusion for pivotally connecting the stay bar, and the two slant support rods, the stay bar, and the two pull rods in the plane support frame form a joint structure in three directions in a three-dimensional space.