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Dishwasher with discretely directable tubular spray elements

  • US 10,531,781 B2
  • Filed: 09/29/2017
  • Issued: 01/14/2020
  • Est. Priority Date: 09/29/2017
  • Status: Active Grant
First Claim
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1. A dishwasher, comprising:

  • a wash tub;

    a fluid supply configured to supply fluid to the wash tub;

    a tubular spray element disposed in the wash tub and being rotatable about a longitudinal axis thereof, the tubular spray element including one or more apertures extending through an exterior surface thereof, and the tubular spray element in fluid communication with the fluid supply to direct fluid from the fluid supply into the wash tub through the one or more apertures;

    a tubular spray element drive coupled to the tubular spray element and configured to discretely direct the tubular spray element to each of a plurality of rotational positions about the longitudinal axis thereof; and

    a controller coupled to the fluid supply and the tubular spray element drive, wherein the controller is configured to control the tubular spray element drive to focus the tubular spray element towards a predetermined area of the wash tub to provide concentrated washing or drying in the predetermined area.

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