F15B 11/046
Depending on the position of the working member
Official title: depending on the position of the working member
F15B11/046 (Depending on the position of the working member) appears on 122 US grants and 88 published applications in this corpus.
Search patents in F15B- Granted patents
- 122
- Published applications
- 88
- Assignees
- 98
- Inventors
- 277
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 0 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 4 |
| 2004 | 3 | 8 |
| 2005 | 4 | 2 |
| 2006 | 4 | 2 |
| 2007 | 2 | 3 |
| 2008 | 3 | 2 |
| 2009 | 2 | 1 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 2 | 3 |
| 2014 | 0 | 3 |
| 2015 | 2 | 2 |
| 2016 | 4 | 3 |
| 2017 | 2 | 3 |
| 2018 | 0 | 2 |
| 2019 | 5 | 7 |
| 2020 | 6 | 11 |
| 2021 | 12 | 11 |
| 2022 | 8 | 9 |
| 2023 | 8 | 2 |
| 2024 | 2 | 2 |
| 2025 | 5 | 2 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Drive control device for fluid pressure cylinder27 Jan 2026US 12,534,878 B2Caterpillar SARL
- Energy recovery system and control strategy for hydraulic excavator boom20 Jan 2026US 12,529,391 B1Central South University of Forestry and Technology
- Fluid exchange devices and related controls, systems, and methods2 Dec 2025US 12,486,860 B2Flowserve Pte. Ltd.
- Work machine control system, work machine, work machine control method, and work machine control device25 Nov 2025US 12,480,533 B2Komatsu Ltd.
- Pneumatic device with a movably mounted piston15 Jul 2025US 12,359,682 B2Afag Holding AG
- Swing deceleration control system16 Apr 2026US 2026/0103871 A1Deere & Company
- Fluid exchange devices and related controls, systems, and methods26 Mar 2026US 2026/0085704 A1Flowserve Pte. Ltd.
- Hydraulic system and working machine22 Jan 2026US 2026/0022714 A1Kubota Corporation
- Two-stage speed controller17 Apr 2025US 2025/0122893 A1Taiwan Chelic Co., Ltd.
- Method for carrying out a displacement movement and a pneumatic system10 Apr 2025US 2025/0114890 A1Festo AG & Co.
Most cited
By later US patents
- Pneumatically operated mechanism1,103US 6,050,172 AEmhart Glass S. A. · 2000
- Linear servoactuator with integrated transformer position sensor158US 4,628,499 AScientific-Atlanta, Inc. · 1986
- Method and device for attenuating the motion of hydraulic cylinders of mobile work machinery79US 7,318,292 B2Liebherr-France SAS · 2008
- Method for reducing the piston speed, especially in the piston and cylinder assemblies of an excavating machine, and device for carrying out the method38US 4,896,582 AAkermans Verkstad AB · 1990
- Device for reducing piston velocity in a cylinder34US 4,358,989 AAkermans Verstad AB · 1982