Patents by Inventor Douglas E. Merrell

Douglas E. Merrell 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).

  • Publication number: 20080223464
    Abstract: An in-floor pool cleaning system includes a first valve having one bottom inlet port, three or more side discharge ports, and a first flow diverter and a second valve having one bottom inlet port, three or more side discharge ports, and a second flow diverter. One of the discharge ports of the first valve is connected to the inlet port of the second valve. A first motor linked to the first valve is configured to rotate the first diverter and a second motor linked to the second valve is configured to rotate the second diverter. The system includes in-floor cleaning nozzles fluidically connected to discharge ports. A controller electrically connected to the motors is configured to actuate the motors and, in turn, to rotate the diverters into respective positions configured to direct water flow to a selected one or more of the plurality of nozzles.
    Type: Application
    Filed: March 13, 2008
    Publication date: September 18, 2008
    Inventor: Douglas E. Merrell