F01D 25/164
Flexible supports
Official title: {Flexible supports; Vibration damping means associated with the bearing}
F01D25/164 (Flexible supports) appears on 612 US grants and 549 published applications in this corpus.
Search patents in F01D- Granted patents
- 612
- Published applications
- 549
- Assignees
- 131
- Inventors
- 969
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 8 | 0 |
| 1985 | 4 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 8 | 0 |
| 1991 | 12 | 0 |
| 1992 | 10 | 0 |
| 1993 | 10 | 0 |
| 1994 | 3 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 5 | 5 |
| 2003 | 1 | 11 |
| 2004 | 8 | 8 |
| 2005 | 9 | 5 |
| 2006 | 4 | 9 |
| 2007 | 2 | 5 |
| 2008 | 5 | 6 |
| 2009 | 5 | 10 |
| 2010 | 4 | 7 |
| 2011 | 1 | 15 |
| 2012 | 16 | 13 |
| 2013 | 8 | 31 |
| 2014 | 20 | 13 |
| 2015 | 17 | 25 |
| 2016 | 23 | 36 |
| 2017 | 29 | 58 |
| 2018 | 41 | 45 |
| 2019 | 58 | 51 |
| 2020 | 56 | 44 |
| 2021 | 45 | 41 |
| 2022 | 39 | 27 |
| 2023 | 31 | 16 |
| 2024 | 23 | 27 |
| 2025 | 26 | 24 |
| 2026 | 15 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flexible support structure for a geared architecture gas turbine engine29 Sep 2026US 12,747,675 B2Rtx Corporation
- Bearing support having arcuate damper elements25 Aug 2026US 12,716,367 B1Pratt & Whitney Canada Corp.
- Roller bearing comprising an oil film compression damper of modifiable length14 Jul 2026US 12,680,473 B2Safran Aircraft Engines
- Geared architecture for high speed and small volume fan drive turbine16 Jun 2026US 12,655,811 B2Rtx Corporation
- Aircraft turbomachine comprising a bearing support having an improved design2 Jun 2026US 12,644,392 B2Safran Helicopter Engines
- Bearing damper assembly for a turbine engine10 Sep 2026US 2026/0266199 A1General Electric Company
- Aircraft ball bearing squirrel cage with beams with enlarged ends10 Sep 2026US 2026/0266200 A1Pratt & Whitney Canada Corp.
- Aeronautical propulsion system13 Aug 2026US 2026/0233847 A1Safran Aircraft Engines
- Aeronautical propulsion system13 Aug 2026US 2026/0240026 A1Safran Aircraft Engines
- Steam turbine23 Jul 2026US 2026/0210251 A1Mitsubishi Heavy Ind. Compressor Corp.
Most cited
By later US patents
- Bearing damper system211US 4,289,360 AGeneral Electric Company · 1981
- Bearing support108US 4,872,767 AGeneral Electric Company · 1989
- Bearing design analysis apparatus and method108US 5,455,778 A1995
- Hydrostatic and active control movable pad bearing99US 5,743,654 AKMC, Inc. · 1998
- Double wall bearing cone86US 6,266,954 B1General Electric Company · 2001