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Class Information
Number: 123/506
Name: Internal-combustion engines > Charge forming device (e.g., pollution control) > With fuel pump > Having pressure relief valve
Description: Subject matter wherein valve means is provided to relieve the pump output pressure under certain conditions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7428894 |
Fuel pressure controller |
Sep. 30, 2008 |
| 7415973 |
Fuel injection pump equipped with rotary deflector |
Aug. 26, 2008 |
| 7412969 |
Direct needle control fuel injectors and methods |
Aug. 19, 2008 |
| 7413160 |
Method for determining a closing time of a closing element and circuit arrangement |
Aug. 19, 2008 |
| 7406949 |
Selective displacement control of multi-plunger fuel pump |
Aug. 5, 2008 |
| 7398768 |
Electromagnetic drive mechanism and a high-pressure fuel supply pump |
Jul. 15, 2008 |
| 7383819 |
Electromagnetic valve device and fuel injection apparatus with the valve device |
Jun. 10, 2008 |
| 7380541 |
Fuel-injection system for an internal-combustion engine |
Jun. 3, 2008 |
| 7377266 |
Integrated fuel feed apparatus |
May. 27, 2008 |
| 7353806 |
Fuel injector with pressure balancing valve |
Apr. 8, 2008 |
| 7328688 |
Fluid pumping apparatus, system, and method |
Feb. 12, 2008 |
| 7325537 |
Method, computer program, and control and/or regulating unit for operating an internal combustion engine |
Feb. 5, 2008 |
| 7318413 |
Control apparatus for internal combustion engine |
Jan. 15, 2008 |
| 7311085 |
Electromagnetic controlled fuel injection apparatus |
Dec. 25, 2007 |
| 7299790 |
Control device of high-pressure fuel pump of internal combustion engine |
Nov. 27, 2007 |
| 7284539 |
Fuel pressure controller for direct injection internal combustion engine |
Oct. 23, 2007 |
| 7270113 |
Device for controlling flow rate of a direct injection fuel pump |
Sep. 18, 2007 |
| 7263973 |
Fuel supply apparatus for internal combustion engine |
Sep. 4, 2007 |
| 7263974 |
Fuel injection systems |
Sep. 4, 2007 |
| 7261090 |
Electromagnetic controlled fuel injector |
Aug. 28, 2007 |
| 7255091 |
Fuel injector control system and method |
Aug. 14, 2007 |
| 7210639 |
Servo-valve-controlled fuel injector |
May. 1, 2007 |
| 7201150 |
Energy-saving high-pressure fuel supply control device for internal combustion engine |
Apr. 10, 2007 |
| 7198034 |
Method and system for the direct injection of fuel into an internal combustion engine |
Apr. 3, 2007 |
| 7198033 |
Fuel supply system of internal combustion engine |
Apr. 3, 2007 |
| 7185635 |
High-pressure accumulator for fuel injection systems with integrated pressure control valve |
Mar. 6, 2007 |
| 7179060 |
Variable discharge pump with two pumping plungers and shared shuttle member |
Feb. 20, 2007 |
| 7178510 |
Fuel system |
Feb. 20, 2007 |
| 7150268 |
Fuel pumping system and method |
Dec. 19, 2006 |
| 7100579 |
Fuel injection device |
Sep. 5, 2006 |
| 7096857 |
System for pressure-modulated shaping of the course of injection |
Aug. 29, 2006 |
| 7066151 |
Fuel injector with spill chamber |
Jun. 27, 2006 |
| 7063073 |
Method for the direct injection of fuel into an internal combustion engine |
Jun. 20, 2006 |
| 7063077 |
Electromagnetic valve-actuated control module for controlling fluid in injection systems |
Jun. 20, 2006 |
| 7017553 |
Fuel injection device for an internal combustion engine |
Mar. 28, 2006 |
| 7013877 |
Pressure control valve, especially for high pressure diesel pumps of injection devices of motor vehicles |
Mar. 21, 2006 |
| 7007708 |
Flow control valve |
Mar. 7, 2006 |
| 6994272 |
Injector for high-pressure fuel injection |
Feb. 7, 2006 |
| 6953025 |
Fuel supply control apparatus for internal combustion engine |
Oct. 11, 2005 |
| 6915787 |
Fuel supply apparatus and fuel pressure regulator |
Jul. 12, 2005 |
| 6915785 |
Fuel injection system for internal combustion engines |
Jul. 12, 2005 |
| 6901911 |
Pump and hydraulic system with low pressure priming and over pressurization avoidance features |
Jun. 7, 2005 |
| 6901912 |
Variable delivery fuel supply device |
Jun. 7, 2005 |
| 6899084 |
Fuel supply system for internal combustion engine |
May. 31, 2005 |
| 6892703 |
Boosted fuel injector with rapid pressure reduction at end of injection |
May. 17, 2005 |
| 6889657 |
Fuel injection device for an internal combustion engine |
May. 10, 2005 |
| 6871636 |
Fuel-injection device for internal combustion engines |
Mar. 29, 2005 |
| 6854445 |
Common rail fuel injection apparatus |
Feb. 15, 2005 |
| 6854962 |
Pump system with high pressure restriction |
Feb. 15, 2005 |
| 6848431 |
Fuel feeding system for a liquefied petroleum injection engine |
Feb. 1, 2005 |
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