Sustainable framework to carry the back, intended for cargo transportation, with four legs (3,4) which are provided in a space disposal approximately corresponding to the artists of a prism, and forming a couple of the bearer's side and a pair of the load side, determining the torque of the side of the load, a plane of sliding and determining each channel (3,4), from both couples a strait respective side, with travesa os (10,13) that joins the rods (3,4), with parts of fixing the load (9) of the flexible material that are associated to the bearings (3) of the side of the carrier and that can be joined by the side of the carrier and that can be joined by the side of the carrier or the side of the cargo, and with carrier ribbons (31), can be placed one after other two sustaining frames (1) in order to form a campaign bed to portable to carry back and customizable, characterized because certain distance from the sliding plane on the side of the port ador, on each strait side, is formed at least one respective retention element (6, 6 '') in the sustaining frame (1) to bring back, and because it is forestain at least one star (7, 7 '' ) that extends from the sliding plane determined by the rods (4) of the side of the load and whose wing sideways extend beyond the extraed side and are detailedly sustained in the retention elements (6, 6 "). (Machine-translation by Google Translate, not legally binding)
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