F16F 2230/24
Detecting or preventing malfunction
Official title: Detecting or preventing malfunction, e.g. fail safe
F16F2230/24 (Detecting or preventing malfunction) appears on 187 US grants and 219 published applications in this corpus.
Search patents in F16F- Granted patents
- 187
- Published applications
- 219
- Assignees
- 132
- Inventors
- 399
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 3 |
| 2004 | 2 | 3 |
| 2005 | 3 | 1 |
| 2006 | 0 | 5 |
| 2007 | 2 | 1 |
| 2008 | 2 | 3 |
| 2009 | 0 | 11 |
| 2010 | 4 | 5 |
| 2011 | 4 | 6 |
| 2012 | 4 | 3 |
| 2013 | 6 | 6 |
| 2014 | 3 | 6 |
| 2015 | 4 | 13 |
| 2016 | 9 | 15 |
| 2017 | 17 | 19 |
| 2018 | 13 | 26 |
| 2019 | 24 | 18 |
| 2020 | 18 | 7 |
| 2021 | 9 | 16 |
| 2022 | 13 | 15 |
| 2023 | 6 | 12 |
| 2024 | 12 | 11 |
| 2025 | 11 | 6 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Flywheel18 Aug 2026US 12,710,029 B2Levistor Ltd
- Damping unit as a secondary load path for a movable element with actuator28 Jul 2026US 12,692,925 B2Wisk Aero LLC
- Valve arrangement, valve device, shock absorber and method of regulating pressure in a fluid flow7 Jul 2026US 12,674,500 B2Advanced Suspension Technology LLC
- Flywheel2 Jun 2026US 12,644,438 B2Levistor Ltd
- Control valve device for controlling damping characteristics, and hydraulic flow-through solenoid valve24 Mar 2026US 12,583,279 B2ETO Magnetic GmbH
- Vibration of shock struts of an aircraft to relieve a portion of static friction forces acting on the shock struts before determination of aircraft weight and balance1 Oct 2026US 2026/0298757 A1The Boeing Company
- Damping unit as a secondary load path for a movable element with actuator24 Sep 2026US 2026/0287039 A1Wisk Aero LLC
- Pressure control valve for the open-loop or closed-loop control of a pressure of a fluid in a pilot pressure chamber, and vibration damper having such a pressure control valve23 Jul 2026US 2026/0210453 A1Solero Technologies Villingen GMBH
- Hydro-pneumatic spring device capable of regulating damping force21 May 2026US 2026/0139723 A1Ningbo Dingqu Automotive Technology Co., Ltd.
- Damper valve and hydraulic damper using the same21 May 2026US 2026/0139724 A1Ningbo Dingqu Automotive Technology Co., Ltd.
Most cited
By later US patents
- Vibration damper and a vibration damper with a damping valve having an adjustable damping force122US 6,035,979 AFichtel & Sachs AG · 2000
- Pneumatic spring with safety release22US 3,995,842 AStabilus GmbH · 1976
- Piston with an integral electrically operated adjustment valve for a hydraulic vibration damper22US 7,878,311 B2HUSCO Automotive Holdings LLC · 2011
- Gas spring incorporating a safety member19US 6,431,332 B1Orflam Industries · 2002
- Servicing monitoring system for mixed fluid-gas shock struts19US 9,285,007 B2Goodrich Corporation · 2016