F04B 1/2085
Bearings for swash plates or driving axles
F04B1/2085 (Bearings for swash plates or driving axles) appears on 150 US grants and 99 published applications in this corpus.
Search patents in F04B- Granted patents
- 150
- Published applications
- 99
- Assignees
- 67
- Inventors
- 267
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 4 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 5 |
| 2006 | 2 | 3 |
| 2007 | 3 | 4 |
| 2008 | 2 | 1 |
| 2009 | 5 | 6 |
| 2010 | 4 | 4 |
| 2011 | 2 | 1 |
| 2012 | 2 | 2 |
| 2013 | 2 | 7 |
| 2014 | 2 | 5 |
| 2015 | 7 | 8 |
| 2016 | 4 | 12 |
| 2017 | 10 | 3 |
| 2018 | 6 | 6 |
| 2019 | 5 | 4 |
| 2020 | 10 | 5 |
| 2021 | 4 | 3 |
| 2022 | 3 | 5 |
| 2023 | 3 | 2 |
| 2024 | 3 | 1 |
| 2025 | 4 | 4 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Axial piston pumps25 Aug 2026US 12,716,404 B2Zhong Moyuan Technology (Shanghai) Co., Ltd.
- Inline piston pump11 Aug 2026US 12,704,118 B2Eaton Intelligent Power Limited
- Straight axis variable displacement piston pump with rotating swash plate14 Apr 2026US 12,601,333 B2Hamilton Sundstrand Corporation
- Hydraulic piston pump/motor with non-cantilevered pistons17 Feb 2026US 12,553,344 B2Goodrich Corporation
- Microscopic surface texturing for shouldered shaft and bearing pads16 Dec 2025US 12,497,995 B2Hamilton Sundstrand Corporation
- Axial piston pumps12 Mar 2026US 2026/0071620 A1Zhong Moyuan Technology (Shanghai) Co., Ltd.
- Straight axis variable displacement piston pump with rotating swash plate25 Dec 2025US 2025/0389259 A1Hamilton Sundstrand Corporation
- Hydraulic piston pump/motor with non-cantilevered pistons18 Sep 2025US 2025/0290418 A1Goodrich Corporation
- Microscopic surface texturing for shouldered shaft and bearing pads17 Jul 2025US 2025/0230841 A1Hamilton Sundstrand Corporation
- Integrated electro-hydraulic unit housing13 Mar 2025US 2025/0084837 A1Robert Bosch GmbH
Most cited
By later US patents
- Servo pump for hydraulic systems49US 4,529,362 AHitachi, Ltd. · 1985
- Hydrostatic axial piston pump with three bearing arrangement40US 5,501,578 ASauer Inc. · 1996
- Axial piston pump or motor with multi position swash plate25US 4,690,036 AKayaba Kogyo Kabushiki Kaisha · 1987
- Bearing supporting a swashplate of a hydraulic axial cylinder machine23US 4,029,367 AHydromatic GmbH · 1977
- Unitary bearing retainer for a swashplate bearing23US 4,627,330 ASundstrand Corporation · 1986