F02B25/04 - CPC Classification Index

ClassID:

138651 ⎘

F02B25/04 - CPC Classification

Classification description:

Engines characterised by using fresh charge for scavenging cylinders using unidirectional scavenging Engines having ports both in cylinder head and in cylinder wall near bottom of piston stroke

Sub-classes:

F02B25/06 » the cylinder-head ports being controlled by working pistons, e.g. by sleeve-shaped extensions thereof 26

Recent Application in this class:

20260092553

2026-04-02

TWO-STROKE ENGINE

20210285362

2021-09-16

Two-stroke engine

20200386192

2020-12-10

Mixture formation unit and two stroke engine having a mixture formation unit

20190145308

2019-05-16

Two-stroke internal combustion engine

20180328263

2018-11-15

Uniflow engine with intake and/or exhaust valves

20180252155

2018-09-06

SELECTIVE CYCLE ENGINE WITH SIDEWALL VALVE

20180023515

2018-01-25

Suction tube of stratified scavenging engine

20170335763

2017-11-23

Adjusting of air-fuel ratio of a two-stroke internal combustion engine

20170335752

2017-11-23

Uniflow engine with fluid flow arrangement

#10

20170204778

2017-07-20

Uniflow-scavenged two-cycle engine

#11

20170175616

2017-06-22

Uniflow scavenging two-cycle engine

#12

20160377035

2016-12-29

Air cleaner for stratified scavenging two-stroke internal combustion engine

#13

20160319738

2016-11-03

Crosshead engine

#14

20160298554

2016-10-13

Purge system for a dual-fuel engine

#15

20160258400

2016-09-08

Fuel valve for injecting gaseous fuel into a combustion chamber of a self-igniting internal combustion engine, engine, method and use

#16

20160177812

2016-06-23

METHOD FOR CONTROLLING A TWO-STROKE INTERNAL COMBUSTION ENGINE

#17

20160061097

2016-03-03

Uniflow scavenging 2-cycle engine

#18

20150330289

2015-11-19

Engine system having radial fuel injection

#19

20150260115

2015-09-17

UNIFLOW SCAVENGING 2-CYCLE ENGINE

#20

20150260082

2015-09-17

Uniflow two-stroke engine

#21

20150252695

2015-09-10

Engine control system having quick-open valve timing

#22

20150184579

2015-07-02

Two-stroke engine with variable scavenging port

#23

20150184574

2015-07-02

Two-stroke engine with fuel injection

#24

20150184556

2015-07-02

Variable valve actuating mechanism for OHV engine

#25

20150176475

2015-06-25

Uniflow-scavenging-type two-cycle engine

#26

20150167548

2015-06-18

Internal combustion engines

#27

20150167538

2015-06-18

UNIFLOW-SCAVENGING-TYPE TWO-CYCLE ENGINE

#28

20150075485

2015-03-19

Two-stroke uniflow engine

#29

20140209078

2014-07-31

Adjusting of air-fuel ratio of a two-stroke internal combustion engine

#30

20140209054

2014-07-31

Premixed compression self-ignition engine

#31

20140165944

2014-06-19

Method for superheated glycerin combustion

#32

20140150740

2014-06-05

Method of gas distribution of internal combustion engine

#33

20140116393

2014-05-01

Fuel system having a cooled injector

#34

20140116392

2014-05-01

Fuel system for a dual-fuel engine

#35

20140116391

2014-05-01

FUEL SYSTEM HAVING AN INJECTOR BLOCKING MEMBER

#36

20140116390

2014-05-01

Fuel system having a fuel-cooled injector

#37

20140116388

2014-05-01

FUEL SYSTEM RETROFIT KIT FOR AN ENGINE

#38

20140069358

2014-03-13

Cylinder liner having intake ports for improved scavenging

#39

20140060466

2014-03-06

Full expansion internal combustion engine

#40

20130312704

2013-11-28

Two-stroke uniflow turbo-compound internal combustion engine

#41

20130291841

2013-11-07

Two-stroke engine and four-stroke engine

#42

20130247885

2013-09-26

Two-stroke engine and four-stroke engine

#43

20130220287

2013-08-29

EXHAUST SYSTEM HAVING DEDICATED EGR CYLINDER CONNECTION

#44

20130133624

2013-05-30

Two-cycle engine

#45

20120318226

2012-12-20

Method for supercritical diesel combustion

#46

20120266851

2012-10-25

Intake system for a two-stroke internal combustion engine

#47

20120174881

2012-07-12

Full expansion internal combustion engine

#48

20120132173

2012-05-31

FUEL CONDITIONING METHOD AND COUPLED COMBUSTION PROCESS FOR INTERNAL COMBUSTION ENGINES

#49

20120096853

2012-04-26

Two-stroke uniflow turbo-compound internal combustion engine

#50

20120090580

2012-04-19

Controlled-compression direct-power-cycle engine

#51

20110220041

2011-09-15

Accelerated compression ignition engine for HCCI

#52

20110056462

2011-03-10

FOUR CYCLE ENGINE CARBURETORS

#53

20110048366

2011-03-03

Engine and piston

#54

20110030654

2011-02-10

Two-stroke uniflow turbo-compound internal combustion engine

#55

20100326411

2010-12-30

Two stroke engine with regular lubrication system

#56

20100089364

2010-04-15

Method and apparatus for automatic pressure balancing of industrial large-bore internal combustion engines

#57

20100077988

2010-04-01

HYDROGEN-ONLY 6-STROKE ENGINE

#58

20100037877

2010-02-18

Two cycle engine and two cycle engine tool

#59

20090013980

2009-01-15

TWO CYCLE ENGINE

#60

20090007861

2009-01-08

Double action piston assembly

#61

20080275621

2008-11-06

Internal combustion engine

#62

20080196701

2008-08-21

Two-stroke internal combustion engine with enhanced scavenging

#63

20070283908

2007-12-13

Tse's internal combustion engine

#64

20070169741

2007-07-26

Internal combustion engine and operating method therefor

#65

20060124086

2006-06-15

Controlled auto-ignition two-stroke engine

#66

20060112912

2006-06-01

Internal combustion engine

#67

20050166871

2005-08-04

Internal combustion engine with heat exchanger

#68

20050076880

2005-04-14

Internal combustion engine

#69

20050045124

2005-03-03

Two-cycle engine

#70

16885708

2022-04-05

2-cycle engine