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:
Feb. 28, 2012
Filed:
Mar. 08, 2005
Applicants:
Donald Racer, Shelby, OH (US);
Michael L. Keith, Mansfield, OH (US);
Inventors:
Donald Racer, Shelby, OH (US);
Michael L. Keith, Mansfield, OH (US);
Assignee:
The Gormann-Rupp Co., Mansfield, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 9/02 (2006.01); F04D 1/06 (2006.01); F04D 29/62 (2006.01);
U.S. Cl.
CPC ...
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.