Device for treating several surfaces of objects, and corresponding treatment method

A device for processing several faces of objects, comprising

• at least one item of processing equipment capable of carrying out a treatment on one face of an object presented facing said processing equipment;
• a shuttle having at least two slots suitable for receiving objects, said shuttle being mounted to move between a first position and a second position, via intermediate positions in which the shuttle presents a face of the objects placed in said slots opposite said processing equipment;
• a first handling device, configured to place an object in a first of said slots, when said shuttle is in said first position;
• a second handling device configured to remove an object placed in a second of said slots;
• and
• a third handling device configured to remove the object placed in said first slot and to turn the object before placing the object in said second slot.