Patents Assigned to The Gormann-Rupp Co.
  • Stacked self-priming pump and centrifugal pump
    Patent number: 8123458
    Abstract: A stacked pump arrangement for mixed-media flow includes a first, self-priming, centrifugal pump with a volute having an inlet and an outlet and a second straight centrifugal pump mounted to an upper portion of the first centrifugal pump, the second straight centrifugal pump also having a volute with an inlet and an outlet. A transition chamber is connected, at one end, to the first centrifugal pump volute outlet and is connected, at another end, to the second straight centrifugal pump volute inlet.
    Type: Grant
    Filed: March 8, 2005
    Date of Patent: February 28, 2012
    Assignee: The Gormann-Rupp Co.
    Inventors: Donald Racer, Michael L. Keith