Patent attributes
The invention relates to an openable structure for a substrate, such as a lorry, trailer, semitrailer, railway wagon, dumper truck or container, comprising a tarpaulin framework to which, for example, a tarpaulin made of weather-resistant material or a plurality of hingedly couplable wall elements can be connected, wherein the tarpaulin framework has a plurality of slides which are shiftable along at least one guide, wherein the guide comprises a longitudinal member element along which the slides are shiftable. An openable structure permitting smooth opening and closing of the structure is provided according to the invention in that the longitudinal member element is arranged adjustably at least in sections in a direction transversely with respect to the shifting direction of the slides.