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Impeller with rotor blades for centrifugal pump

  • US 20190316596A1
  • Filed: 12/21/2017
  • Published: 10/17/2019
  • Est. Priority Date: 12/22/2016
  • Status: Active Application
First Claim
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1. Impeller for a centrifugal pump, the impeller comprising:

  • a rotor;

    a shaft shield connected to the rotor and having an axial supply;

    a suction shield connected to the rotor and axially set apart from the shaft shield; and

    a plurality of blades between the shaft shield and suction shield and connected to the rotor;

    each blade comprising a leading edge and a trailing edge connecting between the shaft shield and the suction shield and a suction side and a pressure side, wherein each blade cross-section is thicker near the leading edge on the suction and pressure sides, and tapers to a thinner cross-section near the trailing edge, and each blade connects to the suction shield at the leading edge with an extensive connecting fillet providing curvature toward the suction shield along the leading edge.

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