F05D 2270/071
In particular at idling speed
Official title: in particular at idling speed
F05D2270/071 (In particular at idling speed) appears on 21 US grants and 23 published applications in this corpus.
Search patents in F05D- Granted patents
- 21
- Published applications
- 23
- Assignees
- 15
- Inventors
- 37
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 3 |
| 2016 | 1 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 2 | 3 |
| 2021 | 2 | 3 |
| 2022 | 2 | 3 |
| 2023 | 4 | 3 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Method for controlling a multi-engine rotary-wing aircraft with reduced fuel consumption on the ground17 Oct 2024US 2024/0343404 A1Airbus Helicopters
- Hybrid gas turbine engine starting control25 May 2023US 2023/0160358 A1Raytheon Technologies Corporation
- Hybrid electric single engine descent restart4 May 2023US 2023/0138476 A1Raytheon Technologies Corporation
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Most cited
By later US patents
- Gas turbine control method and apparatus33US 5,584,171 AHitachi, Ltd. · 1996
- Sub-idle speed control apparatus for an airplane turbine engine23US 4,541,237 AAvco Corporation · 1985
- Electrical power generator for a gas turbine engine19US 9,729,096 B2ROLLS-ROYCE plc · 2017
- Propulsion system for an aircraft12US 10,569,759 B2General Electric Company · 2020
- Gas turbine engine combustor assembly having integrated control valves9US 7,891,192 B2General Electric Company · 2011