F16C 33/1085
Channels or passages to recirculate the liquid in the bearing
Official title: {Channels or passages to recirculate the liquid in the bearing}
F16C33/1085 (Channels or passages to recirculate the liquid in the bearing) appears on 288 US grants and 277 published applications in this corpus.
Search patents in F16C- Granted patents
- 288
- Published applications
- 277
- Assignees
- 174
- Inventors
- 637
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 6 | 4 |
| 2003 | 5 | 7 |
| 2004 | 1 | 8 |
| 2005 | 9 | 11 |
| 2006 | 11 | 10 |
| 2007 | 3 | 9 |
| 2008 | 7 | 12 |
| 2009 | 11 | 15 |
| 2010 | 6 | 6 |
| 2011 | 9 | 11 |
| 2012 | 9 | 15 |
| 2013 | 13 | 26 |
| 2014 | 23 | 24 |
| 2015 | 12 | 20 |
| 2016 | 16 | 14 |
| 2017 | 19 | 8 |
| 2018 | 11 | 15 |
| 2019 | 14 | 13 |
| 2020 | 13 | 11 |
| 2021 | 16 | 10 |
| 2022 | 3 | 6 |
| 2023 | 3 | 9 |
| 2024 | 11 | 7 |
| 2025 | 9 | 5 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sliding bearing unit and rotating anode X-ray tube7 Jul 2026US 12,676,277 B2Canon Electron Tubes & Devices Co., Ltd.
- Bearing assembly with internal prime-retaining pressurized lubrication system14 Apr 2026US 12,601,375 B2Flowserve Pte. Ltd.
- Sliding member27 Jan 2026US 12,535,020 B2
- Wind turbine7 Oct 2025US 12,435,702 B2Siemens Gamesa Renewable Energy A/S
- Sliding bearing unit and rotary anode type X-RAY tube30 Sep 2025US 12,431,317 B2Canon Electron Tubes & Devices Co., Ltd.
- Thrust bearing and rotary machine5 Feb 2026US 2026/0036164 A1Mitsubishi Heavy Industries Compressor Corporation
- Oil bearing27 Nov 2025US 2025/0361909 A1GE Avio S. r. l.
- Bearing assembly with internal prime-retaining pressurized lubrication system4 Sep 2025US 2025/0277511 A1Flowserve Pte. Ltd.
- Combined anti-friction/hydrodynamic common shaft bearing system and methods of application5 Jun 2025US 2025/0180067 A1MACO MACHINERY CO., INC. d/b/a ARTEC MACHINE SYSTEMS
- Sliding member20 Mar 2025US 2025/0092806 A1Riken
Most cited
By later US patents
- Catheter pump211US 8,597,170 B2The Penn State Research Foundation · 2013
- Hydrodynamic bearing having inverted surface tension seals78US 5,533,811 AQuantum Corporation · 1996
- Fluid bearing construction employing thrust plate with pressure compensation ports48US 5,433,529 ASynektron Corporation · 1995
- Simplified conical bearing with independent flow paths42US 6,144,523 ASeagate Technology LLC · 2000
- Hydrostatic augmentation of a compliant foil hydrodynamic fluid film thrust bearing40US 5,827,040 ACapstone Turbine Corporation · 1998