Seal for a flow machine

Details Seal for a flow machine Seal for a flow machine

1988-09-20

1992-02-18

Kwon, John T.

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between runner portion and static part

Dynamically created seal

4151737, 277 53, F01D 1108

Patent

active

050888897

ABSTRACT:
A seal for sealing the space between a rotor and stator of an axial flow machine is disclosed which includes axially spaced sealing points. Between the sealing points auxiliary blades are provided for inducing turbulence to assist in improving the seal between pressure spaces located upstream and downstream of the sealing points.

REFERENCES:
patent: 3339933 (1967-09-01), Foster
patent: 3447741 (1969-06-01), Havette et al.
patent: 3572728 (1971-03-01), Smuland
patent: 3876330 (1975-04-01), Pearson et al.
patent: 3897169 (1975-07-01), Fowler

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