F02M 69/26
The means varying fuel pressure in a fuel by-pass passage, the pressure
Official title: the means varying fuel pressure in a fuel by-pass passage, the pressure acting on a throttle valve against the action of metered or throttled fuel pressure for variably throttling fuel flow to injection nozzles, e.g. to keep constant the pressure differential at the metering valve
F02M69/26 (The means varying fuel pressure in a fuel by-pass passage, the pressure) appears on 45 US grants and 4 published applications in this corpus.
Search patents in F02M- Granted patents
- 45
- Published applications
- 4
- Assignees
- 16
- Inventors
- 71
- Latest grant
- 10 Dec 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 2 | 0 |
| 1982 | 7 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 7 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 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 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Unit for regulating or controlling a fluid pressure10 Dec 2019US 10,502,173 B2Mann+Hummel GmbH
- Exhaust treatment system having membrane module for water removal21 Aug 2018US 10,054,022 B2Tenneco Automotive Operating Company Inc.
- Fuel injection device24 Jan 2012US 8,100,345 B2Denso Corporation
- Fuel supply apparatus and fuel pressure regulator12 Jul 2005US 6,915,787 B2Mitsubishi Denki Kabushiki Kaisha
- Pressure regulating valve24 May 1988US 4,745,903 ARobert Bosch GmbH
- Unit for Regulating or Controlling a Fluid Pressure3 May 2018US 2018/0119660 A1Mann+Hummel GmbH
- Exhaust Treatment System Having Membrane Module For Water Removal24 Aug 2017US 2017/0241317 A1Tenneco Automotive Operating Company Inc.
- Fuel Injection Device21 Feb 2008US 2008/0041977 A1Denso Corporation
- Fuel supply apparatus and fuel pressure regulator17 Mar 2005US 2005/0056257 A1Mitsubishi Denki Kabushiki Kaisha
Most cited
By later US patents
- Diaphragm pressure regulator15US 4,353,385 ARobert Bosch GmbH · 1982
- Fuel injection system for internal combustion engines13US 3,930,481 ARobert Bosch GmbH · 1976
- Mechanical throttle body injection apparatus13US 4,206,735 AGeneral Motors Corporation · 1980
- System for reducing toxic components in the exhaust gas of an internal combustion engine11US 4,040,408 ARobert Bosch GmbH · 1977
- Fuel flow control system11US 4,167,169 AACF Industries, Incorporated · 1979