US Patent 9655496 Dishwasher with sprayer

A dishwasher for treating dishes according to at least one automatic cycle of operation and including a tub having a bottom wall for at least partially defining a treating chamber in which dishes may be received for treatment, at least one sprayer provided on the bottom wall, and having at least one opening through which liquid is emitted into the treating chamber, and a recirculation circuit fluidly coupling the treating chamber to the at least one sprayer such that liquid emitted into the treating chamber may be directed back to the sprayer for recirculation.