ClassID:

141206

F02M55/02 - CPC Classification

Classification description:

Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors

Sub-classes:
Recent Application in this class:
#1
20260092586
2026-04-02

PRESSURE PULSE INJECTOR FOR FLOWLINE

#2
20250012246
2025-01-09

FUEL INJECTOR

#3
20240247627
2024-07-25

FUEL PRESSURE ACCUMULATING DEVICE

#4
20240151197
2024-05-09

FUEL RAIL

#5
20240084769
2024-03-14

Modular and scalable rail fuel system architecture

#6
20240068433
2024-02-29

Method and apparatus for ventilating a fuel inlet connection for a fuel injector

#7
20230072707
2023-03-09

Engine

#8
20220243692
2022-08-04

Fluid injector mounting cup

#9
20220163008
2022-05-26

Engine

#10
20220120226
2022-04-21

Engine

#11
20220074376
2022-03-10

Internal combustion engine

#12
20210180528
2021-06-17

Engine

#13
20210079853
2021-03-18

High pressure fuel pump and LPDI system with the same

#14
20210054814
2021-02-25

Fuel supply device for engine

#15
20200362789
2020-11-19

Fuel injection control device

#16
20200256299
2020-08-13

Collecting pressure line for a fuel injection system of an internal combustion engine

#17
20200182209
2020-06-11

Fuel pipe

#18
20200166012
2020-05-28

Fuel injector

#19
20200149502
2020-05-14

End cap

#20
20200047296
2020-02-13

METHOD OF MANUFACTURING STEEL FUEL-CONVEYING PIPE

#21
20200032757
2020-01-30

Fuel supply device for internal combustion engine

#22
20190360884
2019-11-28

Fuel Pressure Testing Accessory

#23
20190345883
2019-11-14

Electronic fuel injection throttle body assembly

#24
20190323449
2019-10-24

Cylinder head cover

#25
20190293214
2019-09-26

Fuel distribution device

#26
20190264643
2019-08-29

End cap

#27
20190242349
2019-08-08

FUEL SUPPLY SYSTEM FOR ENGINE

#28
20190242343
2019-08-08

Saddle riding vehicle

#29
20190242306
2019-08-08

Engine

#30
20190219174
2019-07-18

Sealing structure

#31
20190219016
2019-07-18

High-pressure fuel pump

#32
20190211790
2019-07-11

Injector arrangement for diesel engines using slurry or emulsion fuels

#33
20190203856
2019-07-04

TUBULAR, EQUIPMENT AND METHOD OF FORMING THE SAME

#34
20190203686
2019-07-04

Gasoline direct injection rail

#35
20190195183
2019-06-27

Compressed self-ignition type internal combustion engine

#36
20190195164
2019-06-27

Control device for internal combustion engine

#37
20190145363
2019-05-16

High-pressure line

#38
20190136814
2019-05-09

GAS VEHICLE INJECTOR HAVING IMPROVED LUBRICATION CHARACTERISTICS

#39
20190128208
2019-05-02

GDI pump with direct injection and port injection

#40
20190093613
2019-03-28

Fuel distributor

#41
20190055910
2019-02-21

High-Pressure Fuel Pump And Fuel Injection System

#42
20190040829
2019-02-07

Leakage return circuit connector

#43
20190017479
2019-01-17

Component for a fuel injection system and method for manufacturing a component of a fuel injection system

#44
20190010907
2019-01-10

COMPONENT OF A HYDRAULIC DEVICE, IN PARTICULAR OF A FUEL INJECTION SYSTEM FOR INTERNAL COMBUSTION ENGINES

#45
20180355829
2018-12-13

High-pressure fuel injection pipe with connection head and method of molding connection head

#46
20180320647
2018-11-08

Fuel injection device

#47
20180283336
2018-10-04

High-pressure fuel pump and fuel supply device for an internal combustion engine, in particular of a motor vehicle

#48
20180274507
2018-09-27

Fuel rail and method of manufacturing same

#49
20180238262
2018-08-23

Controller for internal combustion engine, internal combustion engine, and control method of internal combustion engine

#50
20180223786
2018-08-09

Pump device and fuel supply device for an internal combustion engine and mixing device, in particular for a motor vehicle

#51
20180223781
2018-08-09

Clip for fuel injection valve and fuel injection valve unit

#52
20180223780
2018-08-09

Multi-fuel rail apparatus

#53
20180216590
2018-08-02

Pulsation reducer using double-sided multilayer waveform spring

#54
20180202400
2018-07-19

Accumulator centering mechanism

#55
20180195460
2018-07-12

Control system including control device for internal combustion engine

#56
20180171426
2018-06-21

Steel pipe for fuel injection pipe and method for producing the same

#57
20180135550
2018-05-17

Systems and methods for operating a lift pump

#58
20180128229
2018-05-10

High-pressure fuel pump

#59
20180128223
2018-05-10

Structure of GDI fuel delivery pipe

#60
20180119657
2018-05-03

End seal structure of fuel rail for gasoline direct injection engine

#61
20180094614
2018-04-05

FUEL PIPE CONNECTING HEAD AND FUEL PIPE

#62
20180087693
2018-03-29

Clamping device and an associated method thereof

#63
20180087482
2018-03-29

Fuel rail

#64
20180051664
2018-02-22

METHOD OF MANUFACTURING A FUEL DISTRIBUTOR

#65
20180038331
2018-02-08

Fuel injection assembly for an internal combustion engine

#66
20180038274
2018-02-08

ACCESSORY MOUNTING STRUCTURE FOR ENGINE

#67
20180030942
2018-02-01

Fuel injection system for an internal combustion engine

#68
20180003108
2018-01-04

SOUND INSULATION STRUCTURE OF INTERNAL COMBUSTION ENGINE

#69
20170342952
2017-11-30

Fuel delivery assembly for an internal combustion engine

#70
20170321642
2017-11-09

Anti-rotation device of a fuel lance

#71
20170306909
2017-10-26

Protective structure for fuel pipe

#72
20170306908
2017-10-26

Method for limiting fuel leakage from an injector after stoppage of the engine by means of forced cooling of the injection rail

#73
20170306880
2017-10-26

High-pressure pump and fuel-supply system using same

#74
20170292485
2017-10-12

High pressure pump for complex injection engines

#75
20170292484
2017-10-12

Gasoline delivery pipe

#76
20170276108
2017-09-28

Fuel injection device for an internal combustion engine

#77
20170211501
2017-07-27

Control system of internal combustion engine

#78
20170122479
2017-05-04

Fuel piping structure

#79
20170122278
2017-05-04

End seal structure of a fuel rail for a gasoline direct injection engine

#80
20170058851
2017-03-02

Hydraulic union ball tube with leak diffusion

#81
20170022951
2017-01-26

Fuel rail assembly for an internal combustion engine

#82
20170022949
2017-01-26

Fuel injection device

#83
20170022581
2017-01-26

Seamless steel tube for fuel injection

#84
20160369759
2016-12-22

Steel pipe for fuel injection pipe and fuel injection pipe using the same

#85
20160348622
2016-12-01

Piping connection structure

#86
20160341163
2016-11-24

STAINLESS STEEL AUTOMOTIVE FUEL PIPE

#87
20160333834
2016-11-17

Low-pressure fuel supply system

#88
20160305387
2016-10-20

Holder for fastening a fuel distributor to an internal combustion engine, and connecting method

#89
20160290300
2016-10-06

High pressure fluid connection

#90
20160258396
2016-09-08

Engine device

#91
20160230725
2016-08-11

Steel fuel conveying pipe

#92
20160208757
2016-07-21

Direct injection fuel pump system

#93
20160169181
2016-06-16

Distributed fuel injection equipment

#94
20160123287
2016-05-05

Terminal structure of high-pressure fuel pipe for direct injection engine

#95
20160123285
2016-05-05

Fuel system and method for operating a piston engine

#96
20160116093
2016-04-28

HOSE END FITTING SYSTEM FOR POLYETRAFLUOROETHYLENE (PTFE)-CORE HOSE

#97
20160069309
2016-03-10

Diesel work vehicle with duel fuel tanks

#98
20150369185
2015-12-24

Fuel high-pressure pipe

#99
20150361925
2015-12-17

Dual fuel common rail engine with co-axial quill assembly

#100
20150345445
2015-12-03

fuel injection system including a fuel-guiding component, a fuel injector, and a connecting element

#101
20150330345
2015-11-19

Arrangement for supplying fuel to an engine

#102
20150322907
2015-11-12

Fuel injection device

#103
20150289379
2015-10-08

Manufacture of a circuit board and circuit board containing a component

#104
20150240767
2015-08-27

Fuel guiderail assembly and an internal damper holder used for the fuel guiderail assembly

#105
20150204474
2015-07-23

After the mass-spring principle operating vibration absorber

#106
20150192097
2015-07-09

Fuel supply structure in vehicle engine

#107
20150136085
2015-05-21

Holder for fastening a component on an internal combustion engine, a bearing sleeve for such a holder, and a fuel injection system

#108
20150136084
2015-05-21

FUEL DISTRIBUTOR

#109
20150027413
2015-01-29

Terminal structure of high-pressure fuel pipe for direct injection engine

#110
20150007786
2015-01-08

FUEL SUPPLY APPARATUS OF INTERNAL COMBUSTION ENGINE

#111
20140360472
2014-12-11

Fuel injection device

#112
20140360469
2014-12-11

Fuel injection valve and device for injecting fuel

#113
20140325809
2014-11-06

Mounting tool with plurality of ring band portions with concave portions and notches for clamping an injector

#114
20140316677
2014-10-23

Dual fuel common rail depressurization during engine shutdown and machine using same

#115
20140311451
2014-10-23

Dual fuel system and engine system operating method

#116
20140283678
2014-09-25

Connector

#117
20140251277
2014-09-11

Quill connector for fuel system and method

#118
20140224221
2014-08-14

Method of controlling a fuel supply system

#119
20140196690
2014-07-17

Internal combustion engine having a fuel supply system for stop-and-go operation

#120
20140182562
2014-07-03

Fuel heating device for improving cold start performance of flex fuel vehicle

#121
20140165968
2014-06-19

Fuel system for an excavator

#122
20140144409
2014-05-29

Fuel line

#123
20140123951
2014-05-08

Fuel-piping attachment structure

#124
20140069388
2014-03-13

Quill tube protection feature

#125
20140041635
2014-02-13

FUEL RAIL CONNECTOR

#126
20140034023
2014-02-06

Dual check fuel injector and fuel system using same

#127
20140027543
2014-01-30

Fuel injector mount

#128
20140014809
2014-01-16

Installation device for instrumentation device of stationary engine

#129
20140007960
2014-01-09

FUEL DELIVERY PIPES

#130
20140007844
2014-01-09

Pipe connector and fuel injection system

#131
20140000565
2014-01-02

Injection valve

#132
20140000563
2014-01-02

Coaxial quill assembly retainer and common rail fuel system using same

#133
20140000562
2014-01-02

Fuel injection system

#134
20130327296
2013-12-12

Dual fuel common rail engine with co-axial quill assembly

#135
20130319930
2013-12-05

INTERFERENCE FIT FOR HIGH PRESSURE FUEL SYSTEM COMPONENT

#136
20130306032
2013-11-21

FUEL DISTRIBUTION PIPE

#137
20130220277
2013-08-29

Fuel injection valve supporting structure

#138
20130133622
2013-05-30

Fuel supply apparatus for engine

#139
20130118448
2013-05-16

Dual fuel common rail system and fuel injector

#140
20130098496
2013-04-25

Steel fuel conveying pipe

#141
20130047964
2013-02-28

Fuel injector for dual fuel common rail system

#142
20130047962
2013-02-28

Fuel quill passageway assembly for engine

#143
20130047961
2013-02-28

Fuel feed device and method for producing a fuel feed device

#144
20130037631
2013-02-14

Injection device having reduced pressure oscillations

#145
20120279475
2012-11-08

Connection arrangement for a tubular fuel line

#146
20120279473
2012-11-08

Fuel injection system with integrated high-pressure accumulator

#147
20120234296
2012-09-20

Pressure pipe fitting for a common-rail injection system

#148
20120228866
2012-09-13

FUEL DELIVERY PIPE

#149
20120228406
2012-09-13

Injector for internal combustion engine

#150
20120204837
2012-08-16

Fuel injector assembly

#151
20120125462
2012-05-24

Connection arrangement for a tube like fuel line

#152
20120090576
2012-04-19

Fuel distributor system for a motor vehicle, and method of manufacturing a fuel distributor system

#153
20120067328
2012-03-22

Pressure relief device of an injection system and method for pressure relief of an injection system

#154
20120060798
2012-03-15

Fuel injection valve mounting structure

#155
20120037121
2012-02-16

Engine

#156
20120017875
2012-01-26

Fuel supply system of vee engine

#157
20120012083
2012-01-19

Fuel delivery assembly

#158
20120006914
2012-01-12

High pressure fuel pipe construction for an internal combustion engine

#159
20120006299
2012-01-12

Assembly for connecting double high pressure wall line to a single-walled high pressure connector

#160
20110315122
2011-12-29

Engine assembly including fuel system with fuel line connector

#161
20110315117
2011-12-29

Fuel system having accumulators and flow limiters

#162
20110297125
2011-12-08

Reverse Flow Check Valve For Common Rail Fuel System

#163
20110277731
2011-11-17

Engine device

#164
20110214643
2011-09-08

Fuel heating system and method

#165
20110197858
2011-08-18

Fuel injection device

#166
20110174272
2011-07-21

Fuel pipe assembly and clamping means

#167
20110114762
2011-05-19

Fuel injector having a high-pressure inlet

#168
20110114064
2011-05-19

High-pressure fuel supply apparatus for internal combustion engine

#169
20110089643
2011-04-21

Fuel line gasket for use with a diesel fuel injector

#170
20110084476
2011-04-14

Pipe connector cover

#171
20110048380
2011-03-03

Fuel delivery pipe and method of manufacturing the same

#172
20110047996
2011-03-03

EXHAUST GAS TREATMENT APPARATUS WITH IMPROVED PRESSURE PULSE DAMPING

#173
20100313851
2010-12-16

Coupling device and fuel injection arrangement

#174
20100276520
2010-11-04

Indirect laser induced residual stress in a fuel system component and fuel system using same

#175
20100264231
2010-10-21

Coupling device

#176
20100258087
2010-10-14

Emission reduction retrofit method and kit for EMD two-cycle diesel engines

#177
20100258085
2010-10-14

COUPLING DEVICE

#178
20100244440
2010-09-30

High pressure fuel pipe construction for an internal combustion engine

#179
20100244434
2010-09-30

Connector

#180
20100244433
2010-09-30

Connector

#181
20100244302
2010-09-30

METHOD OF MANUFACTURING CONNECTOR

#182
20100218742
2010-09-02

Fuel-injection device

#183
20100186829
2010-07-29

Device for collecting fuel leaks on the supply pipes of an interface

#184
20100167086
2010-07-01

Manufacturing method for a steel pipe for fuel injection pipe

#185
20100126470
2010-05-27

Hydraulic connection of injector to a pressure source

#186
20100084856
2010-04-08

High Pressure Fluid Connection

#187
20100059994
2010-03-11

Device for connecting a high-pressure line to an accumulator tank

#188
20100037863
2010-02-18

Fluid leak limiter

#189
20100031928
2010-02-11

Fluid injector assembly

#190
20090308502
2009-12-17

Process for obtaining a pipe for supplying fuel to an internal combustion engine

#191
20090241907
2009-10-01

Fuel pressure sensor/sensor mount assembly

#192
20090217912
2009-09-03

High viscosity fuel injection pressure reduction system and method

#193
20090183713
2009-07-23

Fuel lance and assembly

#194
20090179421
2009-07-16

Apparatus for coupling components of a fuel delivery system

#195
20090173317
2009-07-09

Attachment for fuel injectors in direct injection fuel systems

#196
20090159049
2009-06-25

Injector mounting structure

#197
20090151701
2009-06-18

Connection head structure of high pressure fuel injection tube

#198
20090139595
2009-06-04

Connecting head structure for high-pressure fuel injection pipes

#199
20090133676
2009-05-28

Fuel-heating assembly and method for the pre-heating of fuel an internal combustion engine

#200
20090133251
2009-05-28

Manufacture of a circuit board containing a component

#201
20090107462
2009-04-30

Fuel system having a one-piece hollow tube connection

#202
20090107459
2009-04-30

Carburetor electronic fuel injection plenum

#203
20090084354
2009-04-02

High-pressure pump or injector plug or guide with decoupled sealing land

#204
20090084334
2009-04-02

Diesel fuel injection priming system

#205
20090078341
2009-03-26

Steel pipe as fuel injection pipe

#206
20090064972
2009-03-12

Fuel injection nozzle and method of holding the same

#207
20090031992
2009-02-05

Fuel injector mounting assembly for an aircraft engine fuel delivery system

#208
20080264386
2008-10-30

Method and apparatus for attenuating fuel pump noise in a direct injection internal combustion chamber

#209
20080216798
2008-09-11

Coupling device and fuel supply arrangement

#210
20080184962
2008-08-07

Fuel injection apparatus for a multicylinder internal combustion engine

#211
20080110437
2008-05-15

Accumulator fuel injection apparatus for engines

#212
20080098989
2008-05-01

Fuel-injection system

#213
20080066719
2008-03-20

Injection system for an internal-combustion engine

#214
20080047526
2008-02-28

Conduit arrangement in a control valve module for a fuel injector assembly

#215
20080012313
2008-01-17

Compact connector

#216
20070295308
2007-12-27

Common Rail System With Differently Embodied Supply Lines To The Injectors

#217
20070246016
2007-10-25

Connector system

#218
20070102536
2007-05-10

Device for fuel injection rate shaping

#219
20070079808
2007-04-12

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

#220
20070051341
2007-03-08

Fuel supply system

#221
20060254563
2006-11-16

Fabricated fuel rail assembly for direct injection of fuel

#222
20060243254
2006-11-02

Fuel injector assembly and method of mounting the same

#223
20060201486
2006-09-14

Structure of fuel supply pipe in throttle body comprising two fuel injection valves

#224
20060185649
2006-08-24

Internal combustion engine provided with an accumulator injection system

#225
20060163873
2006-07-27

Connection assembly for pipelines

#226
20060144366
2006-07-06

Fuel injection device

#227
20060125231
2006-06-15

Threaded pipe coupling, union nut, connection stub, and pipe for a threaded pipe coupling

#228
20060124109
2006-06-15

Wire harness mounting structure for fuel distributor pipe

#229
20060090736
2006-05-04

Flow damper for common rail fuel injection apparatus

#230
20060065244
2006-03-30

Twist-lock fuel injector assembly

#231
20060065240
2006-03-30

Fuel injection apparatus

#232
20060042710
2006-03-02

High pressure fuel injection tube and method of forming the same

#233
20060022072
2006-02-02

Electromagnetically actuated fuel injector

#234
20060021600
2006-02-02

Fuel pressure adjusting apparatus

#235
20060000450
2006-01-05

Injection system for an internal-combustion engine

#236
20050284447
2005-12-29

Joint structure of diverging branch pipe in fuel rail for internal combustion engine, diverging branch pipe and manufacture method of its diverging branch pipe

#237
20050279327
2005-12-22

High-pressure fuel injection pipe

#238
20050241620
2005-11-03

Device for controlling and/or regulating the fuel quantity supplied to an internal combustion engine

#239
20050217642
2005-10-06

Fuel supply system for an internal combustion engine

#240
20050166899
2005-08-04

High pressure line connection strategy and fuel system using same

#241
20050166898
2005-08-04

Fuel injection system and cylinder head with a central fuel reservoir

#242
20050155224
2005-07-21

Method of forming a fuel feed passage in the feed arm of a fuel injector

#243
20050082823
2005-04-21

Sealing device for a high-pressure sealing of line junctions

#244
20050081831
2005-04-21

Fuel injection system for an internal combustion engine

#245
20050076886
2005-04-14

Fuel injection nozzle of engine

#246
20050017087
2005-01-27

Conduit intersection for high pressure fluid flow

#247
20050005913
2005-01-13

High-pressure fuel injection pipe

#248
17745970
2023-07-25

Fuel system and engine head assembly having double-walled fuel connector for cooling fuel return

#249
15730037
2019-02-26

Fuel system with switchable pressure regulation