Seal for a joint or juncture – Seal between relatively movable parts – Brush seal
Reexamination Certificate
2006-02-08
2010-11-16
Bomar, Shane (Department: 3676)
Seal for a joint or juncture
Seal between relatively movable parts
Brush seal
C277S411000, C415S174200
Reexamination Certificate
active
07832734
ABSTRACT:
A seal arrangement for a turbo-engine, for sealing a peripheral gap between a rotor and a stator is provided. The stator a seal holder provided with at least one groove for respectively receiving a segmented, dynamic seal. Segments of the dynamic seal are made up of a plurality of brush seal segments, and free ends of bristles of the brush seal segments extend in the radial direction project from the respective groove and lie on the rotor. The or every groove for receiving the brush-type seal segments is designed without an undercut, the brush-type seal segments being received in the respective groove without an undercut in a positive manner.
REFERENCES:
patent: 4209268 (1980-06-01), Fujiwara et al.
patent: 5106104 (1992-04-01), Atkinson et al.
patent: 5265412 (1993-11-01), Bagepalli et al.
patent: 5568931 (1996-10-01), Tseng et al.
patent: 6079945 (2000-06-01), Wolfe et al.
patent: 6226975 (2001-05-01), Ingistov
patent: 6536773 (2003-03-01), Datta
patent: 6808179 (2004-10-01), Bhattacharyya et al.
patent: 6840518 (2005-01-01), Boston
patent: 7165771 (2007-01-01), Beichl et al.
patent: 7387301 (2008-06-01), Rupp et al.
patent: 7445212 (2008-11-01), Gail et al.
patent: 2002/0189096 (2002-12-01), Flower
patent: 2003/0131602 (2003-07-01), Ingistov
patent: 2004/0094900 (2004-05-01), Turnquist et al.
patent: 103 26 540 (2005-01-01), None
patent: 101 63 804 (2007-07-01), None
International Preliminary Examination Report RCT/DE2006/000210 (6 pages).
Beichl Stefan
Gail Alfons
Bomar Shane
Davidson Davidson & Kappel LLC
MTU Aero Engines GmbH
Wallace Kipp C
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