F15B 2211/72
Having locking means
Official title: having locking means
F15B2211/72 (Having locking means) appears on 63 US grants and 59 published applications in this corpus.
Search patents in F15B- Granted patents
- 63
- Published applications
- 59
- Assignees
- 52
- Inventors
- 120
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 6 | 2 |
| 2003 | 1 | 6 |
| 2004 | 5 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 3 |
| 2015 | 1 | 2 |
| 2016 | 3 | 4 |
| 2017 | 3 | 1 |
| 2018 | 4 | 5 |
| 2019 | 3 | 6 |
| 2020 | 7 | 5 |
| 2021 | 6 | 5 |
| 2022 | 4 | 3 |
| 2023 | 3 | 2 |
| 2024 | 2 | 3 |
| 2025 | 1 | 5 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic actuator and method for operating5 May 2026US 12,618,420 B2Airbus Operations GmbH
- Locking unit7 Jan 2025US 12,188,558 B2
- Controlling multiple eversion-based actuators19 Nov 2024US 12,146,511 B2Electronics for Imaging, Inc.
- Two port hydraulic ram operation with locking/unlocking method19 Nov 2024US 12,146,512 B2Worldwide Oilfield Machine, Inc.
- Hydraulic system of construction machine19 Sep 2023US 11,761,175 B2Kawasaki Jukogyo Kabushiki Kaisha
- Linear actuating device and associated aircraft rotor test bench13 Nov 2025US 2025/0346368 A1Airbus Helicopters
- Agricultural header float arm position and pressure control system16 Oct 2025US 2025/0318462 A1
- Parallel electrohydraulic servo valve controlled actuator with failure accommodation24 Apr 2025US 2025/0129807 A1Hamilton Sundstrand Corporation
- Controlling multiple eversion-based actuators6 Mar 2025US 2025/0075713 A1
- Hydraulic actuator and method for operating23 Jan 2025US 2025/0027518 A1Airbus Operations GmbH
Most cited
By later US patents
- Pneumatic actuator with hydraulic control53US 5,058,385 AThe United States of America as represented by the Secretary of the Navy · 1991
- Hydraulic tensioner50US 6,383,103 B1Tsubakimoto Chain Co. · 2002
- Thermal contraction control apparatus for hydraulic cylinders18US 6,634,172 B2Grove U.S. L.L.C. · 2003
- Device to control a lifting cylinder17US 3,975,987 AVan Doorne's Bedrijfswagenfabriek Daf B.V. · 1976
- Track tensioner13US 10,113,656 B2Clark Equipment Company · 2018