F05B 2240/571
Brush seals
F05B2240/571 (Brush seals) appears on 11 US grants and 16 published applications in this corpus.
Search patents in F05B- Granted patents
- 11
- Published applications
- 16
- Assignees
- 12
- Inventors
- 42
- Latest grant
- 10 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 1 | 3 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 2 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Gas turbine engine vane end devices10 May 2022US 11,326,464 B2Rolls-Royce North American Technologies Inc.
- Gas turbine engine vane end devices6 Aug 2019US 10,370,995 B2Rolls-Royce North American Technologies Inc.
- Gas turbine engine vane end devices10 Apr 2018US 9,938,845 B2Rolls-Royce North American Technologies Inc.
- Sealing assembly12 Sep 2017US 9,759,329 B2ALSTOM Renewable Technologies
- Labyrinth seal for turbines12 Jan 2016US 9,234,434 B2ALSTOM Technology Ltd
- Lubricant retention systems28 May 2026US 2026/0146590 A1Lm Wind Power A/S
- Gas turbine engine vane end devices31 Oct 2019US 2019/0330993 A1Rolls-Royce North American Technologies Inc.
- Gas turbine engine vane end devices7 Jun 2018US 2018/0156052 A1Rolls-Royce North American Technologies Inc.
- Labyrinth seal for turbines1 Jan 2015US 2015/0001812 A1ALSTOM Technology Ltd
- Gas turbine engine vane end devices1 Jan 2015US 2015/0003963 A1Rolls-Royce North American Technologies Inc.
Most cited
By later US patents
- Flexible magnetic rubber brush seal for generators20US 6,464,230 B1General Electric Company · 2002
- Brush seal with stress and deflection accommodating membrane9US 8,505,923 B2Sealeze, A Unit of Jason Inc. · 2013
- Brush-type seal for an air-handling unit8US 8,911,206 B2Trane International Inc. · 2014
- Seal arrangement and a brush seal for a wind turbine4US 8,043,012 B2General Electric Company · 2011
- Seal assembly and method for assembling a turbine2US 8,919,633 B2General Electric Company · 2014