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:
Aug. 20, 2013
Filed:
May. 27, 2009
Kevin Edward Burgess, Carlingford, AU;
Wen-jie Liu, Eastwood, AU;
Luis Moscoso Lavagna, North Ryde, AU;
Garry Bruce Glaves, Marsfield, AU;
Kevin Edward Burgess, Carlingford, AU;
Wen-Jie Liu, Eastwood, AU;
Luis Moscoso Lavagna, North Ryde, AU;
Garry Bruce Glaves, Marsfield, AU;
Weir Minerals Australia Ltd., , AU;
Abstract
A slurry pump impeller which includes a front shroud and a back shroud each having an inner main face with an outer peripheral edge and a central axis, a plurality of pumping vanes extending between the inner main faces of the shrouds, the pumping vanes being disposed in spaced apart relation. Each pumping vane includes a leading edge in the region of the central axis and a trailing edge in the region of the outer peripheral edges of the shrouds with a passageway between adjacent pumping vanes. Each passageway has associated therewith a discharge guide vane, each discharge guide vane being disposed within a respective passageway and located closer to one or the other of the pumping vanes and projecting from the inner main face of at least one of the or each shrouds.