ClassID:

138602

F02B23/00 - CPC Classification

Classification description:

Other engines characterised by special shape or construction of combustion chambers to improve operation

Sub-classes:
Recent Application in this class:
#1
20230046714
2023-02-16

Piston sealing mechanism for a circulating piston engine

#2
20220290629
2022-09-15

Air-fuel system for a circulating piston engine

#3
20200141350
2020-05-07

Air-fuel system for a circulating piston engine

#4
20190063391
2019-02-28

Fuel injector assembly having duct structure

#5
20180306099
2018-10-25

Gap member and internal combustion engine

#6
20180258836
2018-09-13

Ducted combustion system for an internal combustion engine

#7
20180252151
2018-09-06

Engine

#8
20180195430
2018-07-12

Ducted combustion systems utilizing flow field preparation

#9
20170370323
2017-12-28

Multi-step combustion chamber with multi-step cylinder head

#10
20170350345
2017-12-07

Piston of an internal combustion engine

#11
20170067390
2017-03-09

Internal combustion engine

#12
20160298531
2016-10-13

Ducted combustion systems utilizing adjustable length ducts

#13
20150114373
2015-04-30

Carbon scraping ring with abradable coating

#14
20150034039
2015-02-05

Internal combustion engine fitted with combustion pressure detection device

#15
20140374660
2014-12-25

Engine Chemical Reactor With Catalyst

#16
20140165969
2014-06-19

Variable compression ratio device and internal combustion engine using the same

#17
20140060475
2014-03-06

COMBUSTION CHAMBER PROVIDING VALVE CLEARANCE

#18
20130255651
2013-10-03

Spark ignition type internal combustion engine

#19
20130104836
2013-05-02

Combustion chamber promoting increased air induction flow

#20
20130036903
2013-02-14

Vortex turbulence inducing piston

#21
20120042859
2012-02-23

Engine combustion chamber structure and manufacturing method thereof

#22
20120031379
2012-02-09

Horizontally opposed center fired engine

#23
20100162968
2010-07-01

ANAEROBIC DEFLAGRATION INTERNAL PISTON ENGINES, ANAEROBIC FUELS AND VEHICLES COMPRISING THE SAME

#24
20090293833
2009-12-03

Piston actuating engine for combusting fuel

#25
20090217890
2009-09-03

Bendah rotary cycle internal combustion engine and air compressor

#26
20090133677
2009-05-28

Squish flow coupling in an ic engine withhigh energy coil per plug inductive ignition with improved pencil type coils

#27
20060169257
2006-08-03

High compression pistons having vanes or channels

#28
15690407
2018-07-03

Duct structure for fuel injector assembly

#29
14887439
2018-04-17

Method and fuel supply system for a progressive impulse internal combustion engine