US Patent 9016192 Hot-and-cold serving station

A serving station includes a first well and a second well. The wells configured for receiving food pans. The serving station further includes an active cooling system and an active heating system. The active cooling system is configured to independently lower the temperature of either or both of the first and second wells, and the active heating system is configured to independently raise the temperature of either or both of the first and second wells. Both wells may be heated, both wells may be cooled, or one of the first and second wells may be heated while the other is cooled.