Pump for the transporting of fluids and of mixtures of fluids

Details Pump for the transporting of fluids and of mixtures of fluids Pump for the transporting of fluids and of mixtures of fluids

2008-03-04

2008-03-04

Edgar, Richard A. (Department: 3745)

Rotary kinetic fluid motors or pumps

With shaft connected fluid force subjected thrust balancing...

Motor shaft

C415S113000, C415S230000

Reexamination Certificate

active

07338252

ABSTRACT:
A pump for the transporting of fluids and/or of mixtures of fluids includes a housing (1) and at least one restrictor gap seal which is provided in the housing (1) to reduce the pressure in a restrictor gap along a rotatable part (2) of the pump, wherein the restrictor gap seal is formed as a brush seal arrangement (8). The brush seal arrangement (8) contains one or more individual brush seals (8′) which include as sealing members a plurality of sealingly arranged fibers, bristles and/or wires (8a) which are distributed and fastened in ring form and whose free ends extend towards the surface to be sealed.

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