Anti-release system for a sliding drawer

Sliding drawer or shelf of a piece of furniture, comprising:

• a perimeter frame defined by the union of a front segment and three C-connected segments;
• a telescopic guide for linearly moving the drawer or shelf with respect to the piece of furniture, the guide comprising
• a part that can be fixed on the piece of furniture, and
• a part longitudinally translatable with respect to the fixed part,
• the translatable part comprising an arm which is adapted to support the drawer or shelf and on which there is mounted an adjustment element for the inclination of the drawer or shelf with respect to the fixed part,
• wherein the front segment comprises a stop element by which a free end of the arm can be engaged,
• said free end comprising a protruding tooth adapted to be inserted into the stop element and arranged along a longitudinal axis of the arm so that said tooth opposes to a lifting of the drawer or shelf by abutting against a wall of the stop element;
• wherein the stop element comprises or forms a cavity inside which said tooth is trappable;
• and
• wherein the stop element comprises a step and is mounted on the front segment so that the cavity is formed by a surface of the step and a wall of the front segment.