Brush seal assembly and method of using brush seal assembly
US6499742B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 20, 2001 |
| Grant date | Dec 31, 2002 |
| Priority date | — |
| Expiry date | Aug 20, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16J15/3288
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
The invention provides a brush seal assembly, and method of using, for reducing adverse fluid flow effects to a brush seal,.the brush seal assembly comprising a support housing having a passage; a rotating shaft disposed in the passage of the support housing, the rotating shaft including a shaft body having a periphery and an annular tooth extending around the periphery of the shaft body; and an annular brush seal including a plurality of bristles extending around the shaft body, each of the plurality of bristles attached to and extending from the support housing in the passage towards the rotating shaft. The brush seal assembly further includes an annular abradable material portion being constructed of an abradable material, the abradable material portion having a groove extending around an inner periphery thereof, the abradable material portion disposed in the passage around, and proximate to, the tooth of the rotating shaft such that the tooth of the rotating shaft is disposed in the groove of the abradable material portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.