F02M 63/001
Fuel-injection apparatus having injection valves held closed mechanically
Official title: {Fuel-injection apparatus having injection valves held closed mechanically, e.g. by springs, and opened by a cyclically-operated mechanism for a time (F02M67/12 takes precedence; operated by fluid pressure F02M47/00; operated electrically F02M51/06; opened by fuel pressure F02M61/00)}
F02M63/001 (Fuel-injection apparatus having injection valves held closed mechanically) appears on 23 US grants and 17 published applications in this corpus.
Search patents in F02M- Granted patents
- 23
- Published applications
- 17
- Assignees
- 16
- Inventors
- 52
- Latest grant
- 31 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 3 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 1 | 3 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Cam actuated gas admission valve with electro-hydraulic trim control31 Jan 2023US 11,566,545 B2Caterpillar Inc.
- Fluid injection device and fluid injection system24 Aug 2021US 11,098,626 B2Denso Corporation
- Fuel injector nozzle assembly having anti-cavitation vent and method19 Jan 2021US 10,895,231 B2Progress Rail Services Corporation
- Fuel injector8 Sep 2020US 10,767,611 B2Delphi International Operations Luxembourg S.A R.L.
- Vee engine dual inboard camshaft system29 Oct 2019US 10,458,326 B2Caterpillar Inc.
- Fuel injector nozzle assembly having anti-cavitation vent and method17 Dec 2020US 2020/0392928 A1Progress Rail Services Corporation
- Cam actuated gas admission valve with electro-hydraulic trim control5 Nov 2020US 2020/0347754 A1Caterpillar Inc.
- Fluid injection device and fluid injection system22 Oct 2020US 2020/0332693 A1Denso Corporation
- Improved fuel system for diesel type engines using carbonaceous aqueous slurry fuels31 Jan 2019US 2019/0032551 A1
- Fuel injector10 Jan 2019US 2019/0010908 A1Delphi International Operations Luxembourg S.A R.L.
Most cited
By later US patents
- Intensifier-injector for gaseous fuel for positive displacement engines67US 5,315,973 AThe University of British Columbia · 1994
- Piezoelectric actuator64US 4,803,393 AToyota Jidosha Kabushiki Kaisha · 1989
- Intensifier-injector for gaseous fuel for positive displacement engines39US 5,067,467 AThe University of British Columbia · 1991
- Direct operated velocity controlled nozzle valve for a fluid injector36US 5,752,659 ACaterpillar Inc. · 1998
- Fuel injection system for internal combustion engines14US 5,398,654 AOrbital Fluid Technologies, Inc. · 1995