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US 2021/0010476 A1Published application
Method for manufacturing a can
AssigneeGrundfos Holding A/S
InventorsAllan Hjarbæk HOLM, Morten Vammen ØRSNÆS, Lars ØSTERGAARD
Life of this patent
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Abstract
A submersible pump assembly includes an electric motor (1) and a centrifugal pump, which is driven by the electric motor (1). A rotor (4) formed of plastic or composite material which is manufactured in the extrusion or pultrusion method.
Claims20
A submersible pump assembly comprising:
- an electric motor comprising a stator, a rotor and a shaft connected to the rotor in a rotationally fixed manner;
- an impeller of a single-stage or multi-stage centrifugal pump, the shaft carrying the impeller;
- and
- a rotor can between the rotor and the stator, wherein the rotor can is formed by one of material extrusion and material pultrusion.
1 more element
Dependencies are inferred from the claim text.