Brush seal for high-pressure rotor applications

Details Brush seal for high-pressure rotor applications Brush seal for high-pressure rotor applications

1997-11-10

2000-06-27

Verdier, Christopher

Rotary kinetic fluid motors or pumps

Bearing, seal, or liner between shaft or shaft sleeve and...

Seal

4151742, 4151745, 277355, F01D 1100, F16J 1516

Patent

active

060799455

ABSTRACT:
A brush seal, which may be used in gas or steam turbine rotor applications, includes a packet of bristles attached to a seal housing. A seal member is slideably-attached to the seal housing, has a planar first surface portion parallel to, and slideably in contact with, a first surface of the seal housing, and has a planar second surface portion which is parallel to, and slideably in contact with, a first side of the bristle packet. A mechanical spring is positioned in compression between the seal housing and the seal member.

REFERENCES:
patent: 4564232 (1986-01-01), Fujimori et al.
patent: 5351971 (1994-10-01), Short
patent: 5474305 (1995-12-01), Flower
patent: 5480160 (1996-01-01), Harms
patent: 5749584 (1998-05-01), Skinner et al.
U.S. application No. 08/672,665, filed on or about Jun. 28, 1996, 51DV-5613, "Brush Seals and Combined Labyrinth and Brush Seals for Rotary Machines,".

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