Diffuser vane seal for a centrifugal compressor

Details Diffuser vane seal for a centrifugal compressor Diffuser vane seal for a centrifugal compressor

1985-01-24

1989-07-04

Garrett, Robert E.

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

415158, F04D 2702

Patent

active

048446904

ABSTRACT:
In a centrifugal machine for a refrigeration or air conditioning system and including a casing, an impeller, a variable width diffuser assembly leading from the impeller, and a plurality of vanes received through respective complementary-shaped openings in a movable wall member, there is provided a sealing means in the openings between the vanes and movable wall member for preventing leakage of fluid through the openings, thereby increasing the operating efficiency of the machine.

REFERENCES:
patent: 2996996 (1961-08-01), Jassniker
patent: 3379445 (1968-04-01), Fisher
patent: 3478955 (1969-11-01), Kunderman
patent: 3749513 (1973-07-01), Chute
patent: 4378194 (1983-03-01), Bandukwalla
patent: 4385864 (1983-05-01), Zacherl
patent: 4403914 (1983-09-01), Rogo et al.
patent: 4460310 (1984-07-01), Plunkett
patent: 4527949 (1985-07-01), Kirtland

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