Corner element for structure of e.g. telescopic swimming pool shelter, has visible part including opened cavity formed on side opposite to another cavity, and hidden part including opening formed towards bottom to receive castor

摘要

The element (900) has a hidden part (915) partially receiving a border, and a hidden part (910) partially receiving a roof bow. A visible part (905) has an opened cavity (920) formed in a side adjacent to the part (915). The cavity receives a guiding device e.g. trolley. The visible part has an opened cavity (935) formed on a side opposite to the cavity (920). The part (915) has an opening (945) formed towards a bottom to receive a castor whose rotational axis is perpendicular to the border.