Patent ID: 8079279

Claim:
A support assembly for movement by means of coupling between threaded bar and nut with threaded through hole, the support assembly comprising: a modular support with holes for screws for attaching to a load bearing structure and with a through seat, said modular support comprising a first axial stop; a first nut capable of being received in said through seat; a supplementary nut; a further movable modular support comprising a second axial stop and a further through seat for said supplementary nut, said second axial stop being located opposite said first axial stop, said first nut being fixed in an axial direction of the threaded bar via said first axial stop, said supplementary nut being fixed in said axial direction of the threaded bar via said second axial stop, said further movable support being lockable to the loading bearing structure in a variable manner with respect to said first nut in said modular support for adjustment of an axial clearance between said first nut and said supplementary nut such that the axial clearance between said first nut and said second nut and the threaded bar is reduced.