Patents by Inventor Arnold L. Denne

Arnold L. Denne has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for cleaning an in-sink dishwasher
    Patent number: 6871653
    Abstract: A method for cleaning a dish-cleaning appliance having a removable basket that carries a spray arm. The method comprises: uncoupling the liquid supply from the sprayer, spraying liquid against the peripheral side wall from the liquid supply, and draining the sprayed liquid from the wash chamber.
    Type: Grant
    Filed: April 16, 2004
    Date of Patent: March 29, 2005
    Assignee: Whirlpool Corporation
    Inventors: Ralph E. Christman, Arnold L. Denne, Rud J. Lauer
  • Method for cleaning an in-sink dishwasher
    Publication number: 20040194808
    Abstract: A method for cleaning a dish-cleaning appliance having a removable basket that carries a spray arm. The method comprises: uncoupling the liquid supply from the sprayer, spraying liquid against the peripheral side wall from the liquid supply, and draining the sprayed liquid from the wash chamber.
    Type: Application
    Filed: April 16, 2004
    Publication date: October 7, 2004
    Inventors: Ralph E. Christman, Arnold L. Denne, Rud J. Lauer
  • In-sink dishwater with self-aligning liquid feed system
    Patent number: 6742531
    Abstract: A dish-cleaning appliance comprising a sink having a bowl defining a wash chamber with an open top for providing access to the wash chamber. A liquid recirculation system is provided for spraying liquid onto the dish rack to effect the cleaning of any dishes along the rack. A basket with a sprayer is disposed within the wash chamber. A self-aligning coupling fluidly connects a liquid conduit to the sprayer when the basket is seated.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: June 1, 2004
    Assignee: Whirlpool Corporation
    Inventors: Ralph E. Christman, Arnold L. Denne, Rud J. Lauer
  • In-sink dishwasher with self-aligning liquid feed system
    Publication number: 20030205248
    Abstract: A dish-cleaning appliance comprising a sink having a bowl defining a wash chamber with an open top for providing access to the wash chamber. A liquid recirculation system is provided for spraying liquid onto the dish rack to effect the cleaning of any dishes along the rack. A basket with a sprayer is disposed within the wash chamber. A self-aligning coupling fluidly connects a liquid conduit to the sprayer when the basket is seated.
    Type: Application
    Filed: May 3, 2002
    Publication date: November 6, 2003
    Inventors: Ralph E. Christman, Arnold L. Denne, Rud J. Lauer