Fuel system centrifugal boost pump impeller

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United States of America Patent

PATENT NO 8944767
SERIAL NO

13351900

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Abstract

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A centrifugal boost pump inducer section includes a plurality of inducer main blades, and a plurality of splitter blades, each of which includes normal to the blade mean line cross sectional surfaces distributed over the length of the blades, the cross sectional surfaces defined as a set of R-coordinates, theta-coordinates and Z-coordinates relative to an impeller outer diameter set out in one set of tables. A centrifugal boost pump impeller section includes a plurality of impeller main blades, a plurality of primary splitter blades, and a plurality of secondary splitter blades, each of which includes normal to the blade mean line cross sectional surfaces distributed over the length of the blades, the cross sectional surfaces defined as a set of R-coordinates, theta-coordinates and Z-coordinates relative to an impeller outer diameter set out in another set of tables.

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Patent Owner(s)

Patent OwnerAddress
HAMILTON SUNDSTRAND CORPORATION4747 HARRISON AVENUE PO BOX 7002 ROCKFORD IL 61125-7002

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heitz, Steven A Rockford, US 28 169
Stoicescu, Adrian L Roscoe, US 25 100

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