ClassID:

141366

F02M63/025 - CPC Classification

Classification description:

Other fuel-injection apparatus having pertinent characteristics not provided for in groups  -  or ; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups  -  or ; Combination of fuel pump with other devices, e.g. lubricating oil pump; Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively; Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails; Means for varying pressure in common rails by bleeding fuel pressure from the common rail

Recent Application in this class:
#1
20260036107
2026-02-05

ENGINE DEVICE

#2
20210381464
2021-12-09

Method for operating an internal combustion engine having an injection system, injection system designed to carry out a method of this type, and internal combustion engine having an injection system of this type

#3
20210123404
2021-04-29

ENGINE DEVICE

#4
20210033043
2021-02-04

Fuel injection system and controller for fuel injection system

#5
20190338741
2019-11-07

Two-position gate and sprung gate valves having a full-flow open position and a restricted-flow open position

#6
20190211792
2019-07-11

Pressure relief valve system

#7
20190136784
2019-05-09

Method for operating an internal combustion engine, device for the open-loop and closed-loop control of an internal combustion engine, injection system, and internal combustion engine

#8
20190078544
2019-03-14

Fuel Rail Assembly

#9
20180258876
2018-09-13

Methods and systems for fuel rail pressure relief

#10
20180156176
2018-06-07

HIGH PRESSURE VALVE

#11
20180128229
2018-05-10

High-pressure fuel pump

#12
20180087479
2018-03-29

Protection device for limiting pump cavitation in common rail system

#13
20180030916
2018-02-01

SYSTEM FOR CONTROLLING FUEL RAIL PRESSURE IN A COMMON RAIL DIRECT FUEL INJECTION SYSTEM

#14
20180010544
2018-01-11

High-pressure injection device for an internal combustion engine

#15
20170350355
2017-12-07

Pressure regulator for a high-pressure rail of a fuel injection system

#16
20170328324
2017-11-16

METHOD AND SYSTEM FOR CONTROLLING FUEL PRESSURE VALVE OF VEHICLE

#17
20170248111
2017-08-31

PRESSURE REGULATING SOLENOID VALVE

#18
20170248096
2017-08-31

Methods and systems for fuel rail pressure relief

#19
20170067409
2017-03-09

Controlling a pressure regulating valve of a fuel rail

#20
20170037805
2017-02-09

Pressure accumulator device for a motor vehicle fuel injection system, and method for operating a pressure accumulator device of said type

#21
20170030317
2017-02-02

Method for controlling diesel engine rail pressure at the time of ISG restarting and diesel ISG vehicle

#22
20170009693
2017-01-12

DIAGNOSING FAULT IN COMMON RAIL FUEL SYSTEM

#23
20160222906
2016-08-04

Fuel injection system

#24
20160201632
2016-07-14

High pressure valve

#25
20160123289
2016-05-05

Pressure control valve for a fuel injection system

#26
20160076504
2016-03-17

Pressure relief valve systems

#27
20150260139
2015-09-17

Valve arrangement

#28
20150152827
2015-06-04

Pressure control valve

#29
20150013642
2015-01-15

Fuel system and corresponding method

#30
20140216408
2014-08-07

Fuel supply apparatus

#31
20140175313
2014-06-26

Electro-valve for discharging common rail

#32
20140166914
2014-06-19

Electromagnetic actuator

#33
20140053812
2014-02-27

Fuel injection control system for internal combustion engine

#34
20140000562
2014-01-02

Fuel injection system

#35
20130312702
2013-11-28

Shutdown pressure relief valve for common rail fuel system

#36
20130298872
2013-11-14

Fuel injection control system for internal combustion engine

#37
20130112174
2013-05-09

Fuel delivery device

#38
20130000604
2013-01-03

Common rail fuel pump control system

#39
20120318238
2012-12-20

IMPROVED PUMP UNIT FOR AN INJECTION APPARATUS OF AN INTERNAL COMBUSTION ENGINE

#40
20120266977
2012-10-25

High pressure control valve

#41
20120265424
2012-10-18

Method for the open-loop control and closed-loop control of an internal combustion engine

#42
20120239272
2012-09-20

Method for testing the fuel quantity balance in a common rail system, corresponding engine control system, and corresponding diagnostic device

#43
20120228401
2012-09-13

Multi-layer piezoelectric element, and injection device and fuel injection system using the same

#44
20120215421
2012-08-23

Fuel injection system for internal combustion engine

#45
20120204833
2012-08-16

FUEL INJECTION DEVICE

#46
20120166063
2012-06-28

Method for regulating the rail pressure in a common rail injection system of an internal combustion engine

#47
20120118269
2012-05-17

Controlled nozzle injection method and apparatus

#48
20120112105
2012-05-10

HIGH PRESSURE CONTROL VALVE

#49
20120097134
2012-04-26

Method for controlling and regulating the fuel pressure in the common rail of an internal combustion engine

#50
20120097131
2012-04-26

Method for the closed-loop control of the rail pressure in a common-rail injection system of an internal combustion engine

#51
20110259300
2011-10-27

Injection system for an internal combustion engine

#52
20110220740
2011-09-15

PRESSURE CONTROL VALVE

#53
20110192377
2011-08-11

Device for supplying an internal combustion engine with fuel

#54
20110192376
2011-08-11

Fuel supply system for heavy oil common-rail injection systems

#55
20110168132
2011-07-14

Approach for controlling fuel flow with alternative fuels

#56
20110162622
2011-07-07

FUEL SUPPLY APPARATUS AND FUEL SUPPLY METHOD FOR INTERNAL COMBUSTION ENGINE

#57
20110140016
2011-06-16

Pressure-regulating valve for regulating the pressure in a high-pressure fuel accumulator of an internal combustion engine

#58
20110126805
2011-06-02

Injection system for an internal combustion engine

#59
20110094476
2011-04-28

Pressure relief valve

#60
20110030655
2011-02-10

Injection abnormality detection method and common rail fuel injection control system

#61
20100320284
2010-12-23

Laminated piezoelectric element, injection device having the element, and fuel injection system

#62
20100307460
2010-12-09

Fuel supply apparatus of internal combustion engine and control device of fuel supply apparatus

#63
20100282212
2010-11-11

Pressure control in low static leak fuel system

#64
20100275881
2010-11-04

Accumulator fuel injection device

#65
20100269792
2010-10-28

Pressure regulating valve for regulating the pressure in a high-pressure reservoir

#66
20100236528
2010-09-23

Fuel pressure control strategy at engine shutdown

#67
20100192910
2010-08-05

Pressure accumulation fuel injection device

#68
20100163004
2010-07-01

Start-up control device and start-up control method for internal combustion engine

#69
20100147267
2010-06-17

FUEL INJECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE

#70
20100088009
2010-04-08

Injector protection control method and common rail fuel injection control system

#71
20100036584
2010-02-11

Return-flow electronic fuel pressure regulator

#72
20100018501
2010-01-28

Pressure regulating valve

#73
20100006072
2010-01-14

Fuel supply device for internal combustion engine and control device for the fuel supply device

#74
20090308351
2009-12-17

High pressure fuel supply control system for internal combustion engine

#75
20090271096
2009-10-29

Fuel supply device and fuel supply method for internal combustion engine

#76
20090199820
2009-08-13

PRESSURE CONTROL VALVE WITH LIMP-HOME AND VENTILATION FUNCTION

#77
20090150046
2009-06-11

Method for controlling an internal combustion engine and internal combustion engine

#78
20090120412
2009-05-14

Plunger Type High-Pressure Fuel Pump

#79
20090084361
2009-04-02

Diesel fuel injection priming system

#80
20090050109
2009-02-26

Injection system having a device for metering fuel into an exhaust system of an internal combustion engine and a method for this purpose

#81
20090025686
2009-01-29

FUEL INJECTION SYSTEM FOR INTERNAL COMBUSTION ENGINE

#82
20090025684
2009-01-29

SYSTEM, METHOD AND COMPUTER READABLE MEDIA FOR CONTROLLING AT LEAST ONE FUEL DELIVERY CHARACTERISTIC DURING A COMBUSTION EVENT WITHIN AN ENGINE

#83
20090013966
2009-01-15

Control method for an overpressure valve in a common-rail fuel supply system

#84
20080189025
2008-08-07

Fuel injection device for an internal combustion engine

#85
20080149069
2008-06-26

Fuel injection system

#86
20080092852
2008-04-24

Method for detecting the opening of a passive pressure control valve

#87
20080059039
2008-03-06

Method and apparatus for pressure reducing valve to reduce fuel pressure in a common rail

#88
20080022974
2008-01-31

Multi-stage relief valve having different opening pressures

#89
20080006247
2008-01-10

Fuel supply apparatus for internal combustion engine

#90
20070283929
2007-12-13

Fuel supply system for diesel engine

#91
20070209638
2007-09-13

Fuel injection system for an internal combustion engine

#92
20070209430
2007-09-13

Abnormality-determining device and method for fuel supply system, and engine control unit

#93
20070200655
2007-08-30

Electromagnetic actuator performing quick response

#94
20070199542
2007-08-30

Fuel supply system for internal combustion engine

#95
20070193559
2007-08-23

Fuel supply system for internal combustion engine

#96
20070144482
2007-06-28

Fuel supplying apparatus and fuel injecting apparatus of internal combustion engine

#97
20070079878
2007-04-12

Pressure limiting valve

#98
20070079808
2007-04-12

Fuel injection system designed to ensure enhanced reliability of diagnosis of valve

#99
20070057221
2007-03-15

Solenoid drive apparatus

#100
20070034819
2007-02-15

Valve apparatus

#101
20070034191
2007-02-15

Energy-saving high-pressure fuel supply control device for internal combustion engine

#102
20070017485
2007-01-25

Pressure accumulation fuel injection controller

#103
20060288984
2006-12-28

Method for operating an internal combustion engine, fuel system, and volume flow control valve

#104
20060272617
2006-12-07

Pressure control valve for a fuel injection system provided with an accumulator

#105
20060236978
2006-10-26

Pressure maintaining valve, tool, set and fuel injection system

#106
20060231080
2006-10-19

Fuel supply apparatus for internal combustion engine

#107
20060207550
2006-09-21

Control device for internal combustion engine

#108
20060196476
2006-09-07

Pressure relief valve

#109
20060185649
2006-08-24

Internal combustion engine provided with an accumulator injection system

#110
20060185647
2006-08-24

Fuel injection system for combustion engines

#111
20060169252
2006-08-03

Fuel injection device for an internal combustion engine

#112
20060102150
2006-05-18

High-pressure accumulator for fuel injection systems with integrated pressure control valve

#113
20060042598
2006-03-02

Fuel injection system comprising a pressure intensifier and a delivery rate-reduced low-pressure circuit

#114
20060000452
2006-01-05

Fuel supply system for internal combustion engine

#115
20050115544
2005-06-02

Common rail system

#116
20050103313
2005-05-19

Method for operating a common rail fuel injection system for internal combustion engines

#117
20050098155
2005-05-12

Fuel injector for internal combustion engine

#118
20050092302
2005-05-05

Fuel supply system for internal combustion engine

#119
20050076955
2005-04-14

Pressure-relief valve

#120
20050072405
2005-04-07

Fuel supplying apparatus and fuel injecting apparatus of internal combustion engine

#121
20050056803
2005-03-17

Pressure-control valve for an accumulator fuel-injection system

#122
20050056802
2005-03-17

Pressure regulating valve for common-rail fuel injection system

#123
20050056801
2005-03-17

Pressure regulating valve for common-rail fuel injection system

#124
20050022875
2005-02-03

Pressure regulating valve for common rail fuel injection systems

#125
20050022791
2005-02-03

Pressure regulating valve for common rail fuel injection systems

#126
20050016502
2005-01-27

Method and control and regulating device for operating an internal combustion engine with piezoelectrically actuated fuel injection valves