The perforated wash drum of a washing mashing machine has a multitude of holes on alternate sides of conical pressings to ease the liquid flow as the drum turns.

摘要

The wall (2) of the inner wash drum of a conventional automatic washing machine has rows of conically protruding indentations (4) having a hole (3) in each on one side (5). Alternate rows have the hole on opposite sides to ease fluid flow in both directions of rotation.