Brush seal element
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Aug 10, 2004
Grant Date -
May 22, 2003
app pub date -
Nov 14, 2002
filing date -
Nov 17, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A Brush Seal element 10 has a backing plate 11 designed to project into a gap 12 between a fixed sleeve 13 and a shaft 14 and a bristle array 15 comprising a pack of bristle layers which is held in the sleeve 13 by support 16. The bristle 15 and non-linear portion 17, 18, which define cavities 19 and 20 between the array 15 and the plate 10. These cavities can become filled with high pressure fluid so that there is a substantial pressure balance across the array 15.
First Claim
Family
International Classification(s)
Cited Art Landscape
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