F16D 2048/0266
Actively controlled valves between pressure source and actuation cylinder
Official title: {Actively controlled valves between pressure source and actuation cylinder}
F16D2048/0266 (Actively controlled valves between pressure source and actuation cylinder) appears on 80 US grants and 76 published applications in this corpus.
Search patents in F16D- Granted patents
- 80
- Published applications
- 76
- Assignees
- 58
- Inventors
- 213
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 2 |
| 2002 | 0 | 0 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 3 |
| 2007 | 1 | 4 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 5 |
| 2014 | 2 | 3 |
| 2015 | 3 | 3 |
| 2016 | 5 | 9 |
| 2017 | 6 | 6 |
| 2018 | 4 | 7 |
| 2019 | 6 | 2 |
| 2020 | 5 | 5 |
| 2021 | 3 | 5 |
| 2022 | 3 | 5 |
| 2023 | 2 | 5 |
| 2024 | 6 | 3 |
| 2025 | 2 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Clutch system7 Apr 2026US 12,595,827 B2Isuzu Motors Limited
- Pressure modulating clutch control assembly17 Mar 2026US 12,577,991 B2Caterpillar Inc.
- Propulsion and braking system using clutch5 Aug 2025US 12,379,005 B2Stxengine Co., Ltd
- Method for actuating a hydraulic device17 Jun 2025US 12,331,830 B2Schaeffler Technologies AG & Co. KG
- Method for actuating a decoupling unit12 Nov 2024US 12,140,191 B2Schaeffler Technologies AG & Co. KG
- Clutch system12 Feb 2026US 2026/0043442 A1Isuzu Motors Limited
- Pressure modulating clutch control assembly18 Dec 2025US 2025/0382995 A1Caterpillar Inc.
- Hydraulic assembly, friction clutch and method for operating a friction clutch24 Oct 2024US 2024/0352981 A1Schaeffler Technologies AG & Co. KG
- Hydraulic assembly, friction clutch and method for operating a friction clutch22 Aug 2024US 2024/0280147 A1Schaeffler Technologies AG & Co. KG
- Method for actuating a decoupling unit15 Feb 2024US 2024/0052895 A1Schaeffler Technologies AG & Co. KG
Most cited
By later US patents
- Method and apparatus for determining the position of an armature in an electromagnetic actuator83US 5,481,187 ACaterpillar Inc. · 1996
- Method and apparatus for determining the position of an armature in an electromagnetic actuator by measuring the driving voltage frequency77US 5,600,237 ACaterpillar Inc. · 1997
- Power transmission system for working vehicle40US 7,673,712 B2Kanzaki Kokyukoki Mfg.Co., Ltd. · 2010
- Coupling device independent of differential speed21US 7,318,511 B2Eaton Corporation · 2008
- Method and apparatus for determining the position of an armature of an electromagnetic actuator in response to the magnitude and time derivative of the actuator coil current19US 5,578,904 ACaterpillar Inc. · 1996