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US 12,497,976 B2Granted
Grooved side liner for centrifugal pump
AssigneeWeir Minerals Australia Ltd.
InventorsGarry Glaves, Cesar Calma
Life of this patent
Estimating the term…
Abstract
Disclosed is side liner for a centrifugal pump. The side liner comprises an aperture for access to a central chamber of the centrifugal pump through the side liner. The side liner also comprises a plurality of grooves on a surface contacting material pumped by the centrifugal pump, the plurality of grooves extending radially from an inner edge of the surface, located near the aperture, to an outer edge.
Claims6
A side liner for a centrifugal slurry pump having main pumping vanes, the side liner comprising:
- a centrally located aperture;
- and
- at least four grooves to disrupt flow of a mineral slurry on a surface contacting the mineral slurry pumped by the centrifugal slurry pump, each groove of the at least four grooves being an arc extending radially from an inner edge of the surface, located adjacent the aperture, to an outer edge of the surface, and having a start and end between the inner edge and the outer edge, wherein
- each of the at least four grooves has a depth deepest at a mid-region located between the outer edge and the inner edge and becomes progressively shallower between the mid-region and the outer edge and between the mid-region and the inner edge.
1 more element
Dependencies are inferred from the claim text.