F02M 69/14
Low-pressure fuel-injection apparatus: having cyclically-operated valves connecting injection nozzles to a source
Official title: having cyclically-operated valves connecting injection nozzles to a source of fuel under pressure during the injection period {(high-pressure fuel injection apparatus F02M63/0003)}
F02M69/14 (Low-pressure fuel-injection apparatus: having cyclically-operated valves connecting injection nozzles to a source) appears on 51 US grants and 8 published applications in this corpus.
Search patents in F02M- Granted patents
- 51
- Published applications
- 8
- Assignees
- 31
- Inventors
- 85
- Latest grant
- 19 Jan 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 7 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Fuel system having fixed geometry flow regulating valve for limiting injector cross talk19 Jan 2021US 10,895,233 B2Caterpillar Inc.
- Electronically controlled fuel injector with fuel flow rate substantially independent of fuel inlet pressure14 Jun 2016US 9,366,208 B2
- Fuel injector having a body with asymmetric spray-shaping surface10 Feb 2015US 8,950,694 B2
- Fuel injector17 May 2011US 7,942,349 B1
- Anti-detonation fuel delivery system7 Apr 2009US 7,513,489 B2
- Fuel system having fixed geometry flow regulating valve for limiting injector cross talk19 Nov 2020US 2020/0362805 A1Caterpillar Inc.
- Electronically controlled fuel injector with fuel flow rate substantially independent of fuel inlet pressure4 Jun 2015US 2015/0152821 A1
- Fuel injector having a body with asymmetric spray-shaping surface8 Sep 2011US 2011/0215176 A1
- Fuel Injection Nozzle6 Sep 2007US 2007/0204835 A1
- Anti-detonation fuel delivery system10 Aug 2006US 2006/0175719 A1
Most cited
By later US patents
- Control system and method for turbocharged throttled engine48US 6,779,344 B2Deere & Company · 2004
- Electromagnetic control injection systems for diesel engines of the pressure-time type where the injector needle is controlled by the charging and discharging of a chamber39US 4,545,352 ARegie Nationale des Usines Renault · 1985
- Fuel delivery to internal combustion engines34US 4,617,898 APiper FM Limited · 1986
- Fuel system for fuel injected internal combustion engines29US 5,477,833 AOrbital Engine Company (Australia) Pty. Limited · 1995
- Check valve central metering injection system25US 4,274,380 AThe Bendix Corporation · 1981