| Patent Number |
Title Of Patent |
Date Issued |
| 7413194 |
Pressure balanced annular seal |
August 19, 2008 |
| This invention provides a segmented annular seal (10) the sealing leakage gaps between relatively movable components 14,16 between high and low pressure regions in a gas turbine engine, for example for sealing an engine shaft 16. The seal comprises an annular array of circumferentially |
| 7192246 |
Seal arrangement in a machine |
March 20, 2007 |
| A seal arrangement, for example a brush seal 8' in a gas turbine engine, includes thermal matching means for matching the rates of response of a supporting ring 14', 16' of the seal, and of a rotatable component 4 with which the seal cooperates, to thermal changes in the environment of t |
| 7021631 |
Seal arrangement |
April 4, 2006 |
| A brush seal (9) comprising a plurality of bristles packed together in a bristle layer (10). The bristles (10) extend from a first component (4) towards a facing surface of a second component (2). A movable plate (14) is disposed substantially parallel to and adjacent to the bristle laye |
| 6565094 |
Seal arrangement |
May 20, 2003 |
| A brush seal (9) comprising a plurality of bristles packed together in a bristle layer (10). The bristles (10) extend from a first component (4) towards a facing surface of a second component (2). A movable plate (14) is disposed substantially parallel to and adjacent to the bristle laye |
| 6308957 |
Brush seal |
October 30, 2001 |
| A brush seal designed for use between regions of high pressure differential and in an environment in which there is disturbed flow has a bristle pack sub-divided into a plurality of bristle pack regions with a leaky diaphragm between each region. The brush seal may comprise an assembly o |
| 6267381 |
Resilient strip seal arrangement |
July 31, 2001 |
| A seal for effecting a seal between two components (2,4) to inhibit a flow of fluid, between the two components, in a sealing direction (22) from an upstream side (24) of the seal to a downstream side (26) of the seal. The downstream side (26) of the seal in use being at a lower pressure |
| 6254344 |
Seal |
July 3, 2001 |
| An annular seal comprising a mass of bristles (10) packed together in a layer axially adjacent to an annular backing plate (12). The bristles (12) and backing plate (14) are mounted on and extend from a radially outer member (4) towards and around a cylindrical inner member (2). The oute |
