US Patent 7845290 Nesting and folding table

Folding table having fixed support structure, a table-top articulated to the fixed support structure and movable between a lowered position and a raised position, and a first and a second pair of legs borne by the fixed support structure and movable between a usage position and a stowage position. The first and the second pair of legs are rotatable around respective vertical axes and are connected to the table-top by means of an actuating device which actuates the rotation of the first and of the second pair of legs as a result of the movement of the table-top from the lowered position to the raised position and vice versa.