The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 05, 2022
Filed:
Jul. 09, 2020
Whirlpool Corporation, Benton Harbor, MI (US);
Frederick T. Roderick, Coloma, MI (US);
Antony M. Rappette, Benton Harbor, MI (US);
Daniel Lottinville, Benton Harbor, MI (US);
David Brightbill, Benton Harbor, MI (US);
Matthew Jaske, Berrien Springs, MI (US);
Rodney Welch, Eau Claire, MI (US);
Michael Lagness, Bridgman, MI (US);
Whirlpool Corporation, Benton Harbor, MI (US);
Abstract
A dishwasher for treating dishes according to an automatic cycle of operation includes a tub at least partially defining a treating chamber with an access opening, a sump fluidly coupled to the tub, and a liquid recirculation circuit fluidly coupling the sump to the treating chamber. The liquid recirculation circuit includes at least one rotating spray tube having a longitudinal body axis defining a rotational axis. The at least one rotating spray tube comprises a hollow tube having first and second opposing ends with the first end fluidly coupled to the liquid recirculation circuit and the second end comprising a drain valve. The hollow tube has a single wall and a longitudinal body axis defining a rotational axis and plurality of spray nozzles are arranged about the longitudinal body axis on an exterior of the single wall.