Patent ID: 9655496
Date: 2017-05-23
CPC Classifications: A47L

Claim:
1. A dishwasher for treating dishes according to at least one automatic cycle of operation, comprising: a tub comprising a lowermost bottom wall for at least partially defining a treating chamber in which dishes may be received for treatment; at least one sprayer having a body with at least a portion of the body directly provided on the lowermost bottom wall and where the body includes multiple openings on an upper surface of the body through which liquid is emitted into the treating chamber; a recirculation circuit, with a recirculation inlet located in the lowermost bottom wall, fluidly coupling the treating chamber to the at least one sprayer, such that liquid emitted into the treating chamber from the at least one sprayer may be returned to the recirculation circuit through the recirculation inlet and directed back to the sprayer for recirculation; a sump located exteriorly of the treating chamber and having a housing that is fluidly coupled to the recirculation circuit and separated from the treating chamber by a conduit such that it cannot be accessed by the treating chamber; a heater located exteriorly of the sump and thermally coupled to the sump; an air supply system conduit thermally coupled to the heater and configured to provide air to the treating chamber; and a filter located within the housing of the sump to filter liquid passing through the sump; and wherein a placement of the heater, the filter, and the sump exteriorly of the treating chamber is configured to free the lowermost bottom wall of the tub for placement of the body of the at least one sprayer on the lowermost bottom wall; and wherein the heater is configured to heat at least one of liquid passing through the recirculation circuit or air provided to the treating chamber.