Air bleed device on a machine stator pivoting blade

Rotary kinetic fluid motors or pumps – Working fluid bypass

Reexamination Certificate

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Details

C415S115000, C415S160000, C415S914000, C285S226000, C285S229000, C285S272000, C285S354000

Reexamination Certificate

active

07845901

ABSTRACT:
Devices for intaking gases from the boundary layer through ducts hollowed out in blades. These devices are suitable for variable setting blades, installed on the stator using pivots. The seal is maintained despite the variation in the relative position between the moving pivots through which ducts pass, and the fixed intake header pipe.

REFERENCES:
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patent: 2720356 (1955-10-01), Erwin
patent: 2981066 (1961-04-01), Johnson
patent: 3747960 (1973-07-01), Bawa
patent: 3862747 (1975-01-01), Richter
patent: 5472314 (1995-12-01), Delonge et al.
patent: 5517817 (1996-05-01), Hines
patent: 5795128 (1998-08-01), Eichstadt
patent: 5857716 (1999-01-01), Thomas
patent: 5941537 (1999-08-01), Wallace et al.
patent: 2007/0063512 (2007-03-01), Tamez
patent: 2 433 106 (1980-03-01), None
patent: 2027811 (1980-02-01), None

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