Abstract: A dishwashing machine includes a lower arm disposed at a lower side of a lower rack to spray wash water to the lower rack, a rack fixing unit provided at the lower rack, and a tower nozzle fixed to the rack fixing unit to spray wash water to an upper rack. The dishwashing machine also includes a tower connection unit provided in the lower arm such that at least a portion of the tower connection unit is configured to move from the lower arm. The tower connection unit being connected to the tower nozzle to supply wash water to the tower nozzle based on the tower connection unit moving from the lower arm. The rack fixing unit includes a guide configured to guide movement of the tower connection unit withdrawn from the lower arm to the tower nozzle.

Abstract: The present disclosure relates to a dishwasher having a spray arm for spraying water to a lower rack and a tower nozzle for supplying water to an upper rack. The dishwasher may reduce (e.g., prevent) leakage of water from the tower nozzle, and may supply water to either the spray arm or to the tower nozzle through a rotating nozzle depending on a pressure of water.