F16C 27/045
With a fluid film
Official title: {with a fluid film, e.g. squeeze film damping}
F16C27/045 (With a fluid film) appears on 411 US grants and 338 published applications in this corpus.
Search patents in F16C- Granted patents
- 411
- Published applications
- 338
- Assignees
- 119
- Inventors
- 673
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 0 | 0 |
| 1987 | 11 | 0 |
| 1988 | 9 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 14 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 7 |
| 2003 | 3 | 7 |
| 2004 | 3 | 3 |
| 2005 | 3 | 2 |
| 2006 | 2 | 6 |
| 2007 | 1 | 6 |
| 2008 | 6 | 7 |
| 2009 | 4 | 9 |
| 2010 | 9 | 7 |
| 2011 | 3 | 14 |
| 2012 | 11 | 17 |
| 2013 | 10 | 15 |
| 2014 | 12 | 14 |
| 2015 | 16 | 17 |
| 2016 | 16 | 23 |
| 2017 | 21 | 26 |
| 2018 | 30 | 32 |
| 2019 | 33 | 17 |
| 2020 | 22 | 25 |
| 2021 | 32 | 23 |
| 2022 | 17 | 19 |
| 2023 | 15 | 7 |
| 2024 | 12 | 14 |
| 2025 | 9 | 12 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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
- Aircraft turbomachine comprising a bearing support having an improved design2 Jun 2026US 12,644,392 B2Safran Helicopter Engines
- Aircraft ball bearing squirrel cage with beams with enlarged ends26 May 2026US 12,637,960 B2Pratt & Whitney Canada Corp.
- Bearing holding device and rolling bearing apparatus with a bearing holding device12 May 2026US 12,624,726 B2Rolls-Royce Deutschland Ltd & Co KG
- Bearing-shaft assembly and method for operating a bearing-shaft assembly3 Sep 2026US 2026/0258838 A1Gtw - Dr. Gebert Technologie Und Walzlager GmbH
- Squeeze film damper27 Aug 2026US 2026/0251200 A1Gleitlagertechnik Weissbacher GmbH
- Device for centering and rotationally guiding a shaft line of a turbine engine, and turbine engine13 Aug 2026US 2026/0235045 A1Safran Helicopter Engines
- Rotation assistance device, and assistance mechanism position adjustment mechanism for shaft support device25 Jun 2026US 2026/0177102 A1Nsk Ltd.
- Rotation assistance device, and support mechanism position adjusting mechanism for shaft support device25 Jun 2026US 2026/0177136 A1Nsk Ltd.
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
- Thrust bearing damping means83US 4,084,861 AUnited Technologies Corporation · 1978
- Fluid dampened support having variable stiffness and damping79US 5,603,574 AKMC, Inc. · 1997
- Annular oil damper arrangement75US 4,669,893 AUnited Technologies Corporation · 1987