Fluid flow machine with blade row-internal fluid return...

Details Fluid flow machine with blade row-internal fluid return... Fluid flow machine with blade row-internal fluid return...

2009-04-17

2011-10-25

Stark, Jarrett (Department: 2823)

Rotary kinetic fluid motors or pumps

With passage in blade, vane, shaft or rotary distributor...

C415S141000

Reexamination Certificate

active

08043046

ABSTRACT:
A fluid flow machine has a flow path (2) which is confined by at least one wall, on which at least one row of blades (6, 7) is fixedly mounted. At least one fluid offtake opening (9) and at least one fluid supply opening (10), which are connected by at least one fluid return path (11), are arranged in the wall in an area of a blade row (6, 7), with a circumferential extension of the fluid supply opening (10) being less than a distance between two adjacent blades.

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