Seal for a joint or juncture – Seal between fixed parts or static contact against... – Contact seal for other than internal combustion engine – or...
Reexamination Certificate
2008-04-22
2008-04-22
Pickard, Alison K (Department: 3676)
Seal for a joint or juncture
Seal between fixed parts or static contact against...
Contact seal for other than internal combustion engine, or...
C277S644000, C277S653000
Reexamination Certificate
active
07360769
ABSTRACT:
A sealing arrangement, for example between adjacent nozzle guide vane platform segments (2A,2B) in a gas turbine engine, comprises a seal (12) which extends across a gap (13) between the platform segments (2A,2B) and engages, at opposite ends, in grooves (8A,8B). The seal (12) comprises a web element (14) having recesses (20A,20B) at its opposite edges, which receive sealing elements (16A,16B). The sealing elements (16A,16B) may comprise a braided amorphous silica yarn or other filamentary temperature-resistant material.
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Oliff & Berridg,e PLC
Pickard Alison K
Rolls-Royce PLC
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