Seal for a joint or juncture – Seal between relatively movable parts – Brush seal
Reexamination Certificate
2005-01-11
2005-01-11
Pickard, Alison (Department: 3676)
Seal for a joint or juncture
Seal between relatively movable parts
Brush seal
C277S411000
Reexamination Certificate
active
06840518
ABSTRACT:
A brush seal is provided for sealing between a rotating shaft and a housing. The brush seal includes an annular rim or head portion coaxial with the shaft and mounted on the housing, an annular array of bristles extending from the head portion toward the shaft for contact with the shaft at their ends, and an annular bristle support plate extending from the head portion toward the shaft. The support includes voids arranged to accommodate radial deformation in the support due to rubbing contact between the support and the shaft without incurring any substantial accompanying axial deformation which would distort the bristles and cause deterioration of their sealing function.
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patent: 0 453 315 (1991-04-01), None
patent: 0 979 963 (2000-02-01), None
Alstom Technology Ltd.
Kirschstein et al.
Peavey Enoch
Pickard Alison
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