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US 8,317,468 B2Granted
Flow-routing component of a pump
AssigneeGrundfos Management A/S
InventorsPer Frost Vedsted, Martin Vad
Life of this patent
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Abstract
A flow-routing component of a pump is composed of at least two parts, a first part (2) of the component being manufactured by metal-powder injection molding, and a second part (4) of the component being manufactured from sheet metal. A pump assembly is also provided having such a flow-routing component.
Claims17
A flow-routing component of a pump, the component comprising at least two parts, wherein a first part (2;
- 18) of the component comprises injection molded metal-powder, and a second part (4;
- 38) of the component comprises sheet metal.
A method of forming a flow-routing component of a pump, the component being one of a pump impeller and a pump distributor, the method comprising:
- manufacturing a first shroud (2;
- 18) by metal-powder injection molding;
- and
- manufacturing a second shroud (4;
- 38) from sheet metal.
2 more elements
Dependencies are inferred from the claim text.