1. The beam of supports shifting assembly has a longitudinal body equipped at both ends with knuckle-joint elements, that allow the beam to be joined with other elements. Unique characteristics: The body (1) has at least one slanting face (8), on the side opposite to the beam base (5). The face runs along the longitudinal axis of the body (1) and is inclined at the angle (α) with respect to the base (5). The angle is smaller than 90 degrees.
展开▼