F02K 1/123
Of two series of flaps, both having their flaps hinged at their
Official title: {of two series of flaps, both having their flaps hinged at their upstream ends on a fixed structure}
F02K1/123 (Of two series of flaps, both having their flaps hinged at their) appears on 20 US grants and 15 published applications in this corpus.
Search patents in F02K- Granted patents
- 20
- Published applications
- 15
- Assignees
- 10
- Inventors
- 32
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 4 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Exhaust nozzle and a method of operating an exhaust nozzle17 Mar 2026US 12,577,923 B2ROLLS-ROYCE plc
- Aircraft propulsion system exhaust nozzle with ejector passage(s)12 Sep 2023US 11,754,018 B2Rohr, Inc.
- Variable area nozzle and method for operating same1 Aug 2023US 11,713,731 B2Rohr, Inc.
- 2D variable-area plug nozzle30 May 2023US 11,661,905 B1Florida Turbine Technologies, Inc.
- Thrust reverser for variable area nozzle31 Jan 2023US 11,566,584 B1Rohr, Inc.
- Exhaust nozzle and a method of operating an exhaust nozzle30 May 2024US 2024/0175408 A1ROLLS-ROYCE plc
- Variable area nozzle and method for operating same6 Jul 2023US 2023/0213002 A1Rohr, Inc.
- Aircraft propulsion system exhaust nozzle with ejector passage(s)22 Jun 2023US 2023/0193852 A1Rohr, Inc.
- Aircraft nozzle23 Jan 2020US 2020/0025129 A1ROLLS-ROYCE plc
- Aircraft nozzle25 Jul 2019US 2019/0226423 A1ROLLS-ROYCE plc
Most cited
By later US patents
- Yaw and pitch convergent-divergent thrust vectoring nozzle50US 4,836,451 AUnited Technologies Corporation · 1989
- Shape changing structure40US 7,216,831 B2The Boeing Company · 2007
- Gas turbine engine with fan variable area nozzle, nacelle assembly and method of varying area of a fan nozzle14US 8,365,515 B2United Technologies Corporation · 2013
- Flap-type nozzle with built-in reverser11US 4,382,551 AUnited Technologies Corporation · 1983
- Methods and apparatus for flade engine nozzle9US 6,948,317 B2General Electric Company · 2005