F15B 2211/424
Actuated by an output member of the circuit
Official title: actuated by an output member of the circuit
F15B2211/424 (Actuated by an output member of the circuit) appears on 14 US grants and 5 published applications in this corpus.
Search patents in F15B- Granted patents
- 14
- Published applications
- 5
- Assignees
- 14
- Inventors
- 36
- Latest grant
- 4 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Emergency isolation valve control design4 Feb 2025US 12,215,722 B2Saudi Arabian Oil Company
- Actuator with end stop valve25 Apr 2023US 11,635,097 B1Hamilton Sundstrand Corporation
- Hydraulic pressure compensating method and device for pressure-equalizing apparatus for pressure pins30 Sep 2003US 6,626,023 B1Komatsu Artec Ltd.
- Device and method for regulating fluid flow in a well11 Feb 2003US 6,516,888 B1Triangle Equipment AS
- Pneumatical piston-cylinder unit having a hydraulic control means7 Apr 1998US 5,735,187 APos-Line Aktiebolag
- Emergency isolation valve control design3 Oct 2024US 2024/0328536 A1Saudi Arabian Oil Company
- Hydraulic actuator with mechanical piston position feedback19 Jul 2018US 2018/0202475 A1General Electric Company
- Pressurizing device2 Apr 2009US 2009/0084277 A1Falcom Co., Ltd.
- Pneumatic drive system26 Mar 2009US 2009/0078110 A1
- Pressurizing device29 Jan 2009US 2009/0028732 A1Falcom Co., Ltd.
Most cited
By later US patents
- Device and method for regulating fluid flow in a well74US 6,516,888 B1Triangle Equipment AS · 2003
- Piston and cylinder unit10US 4,715,264 A1987
- Control device for the speed control of pneumatic and/or hydraulic working pistons6US 4,144,904 A1979
- Speed reducer for pneumatic actuator5US 4,889,036 ASMC Corporation · 1989
- Pneumatical piston-cylinder unit having a hydraulic control means4US 5,735,187 APos-Line Aktiebolag · 1998