ClassID:

137146

F01L1/04 - CPC Classification

Classification description:

Valve-gear or valve arrangements, e.g. lift-valve gear; Valve drive by means of cams, camshafts, cam discs, eccentrics or the like

Sub-classes:
Recent Application in this class:
#1
20260002454
2026-01-01

ENGINE

#2
20250092804
2025-03-20

CDA LIFTER WITH HYDRAULIC CONTROL FEED FROM OUTSIDE THE ENGINE BLOCK

#3
20240392703
2024-11-28

ENGINE VALVE CONFIGURATION

#4
20240044267
2024-02-08

Valve actuators for specialized stationary two-piston hydraulic engines

#5
20230243297
2023-08-03

System and method for opposed piston barrel engine

#6
20230220790
2023-07-13

Apparatus and method for assembling an engine

#7
20230086847
2023-03-23

Cam follower with polycrystalline diamond engagement element

#8
20220316417
2022-10-06

Internal combustion engine

#9
20220082048
2022-03-17

Camshaft for internal-combustion engine

#10
20210262554
2021-08-26

Cam follower with polycrystalline diamond engagement element

#11
20210262369
2021-08-26

Engine valve actuation with handoff control between cooperative valve actuation motions

#12
20210087953
2021-03-25

Rocker arm with inboard lost motion spring over valve

#13
20210054780
2021-02-25

Internal-combustion engine and drive system

#14
20200362772
2020-11-19

Cam phasing control for thermal management

#15
20200347754
2020-11-05

Cam actuated gas admission valve with electro-hydraulic trim control

#16
20200325800
2020-10-15

Two-part lifter assembly

#17
20200318554
2020-10-08

Valve rocker arm assembly, variable air distribution mechanism and engine

#18
20200318501
2020-10-08

Apparatus for actuating a latching arrangement

#19
20200088276
2020-03-19

Cam follower with polycrystalline diamond engagement element

#20
20200056512
2020-02-20

Self-contained e-foot

#21
20200049080
2020-02-13

Four-stroke internal combustion engine thereto related vehicle and method

#22
20200040774
2020-02-06

Four-stroke internal combustion engine thereto related vehicle and method

#23
20190309660
2019-10-10

Three roller rocker arm with cantilevered rollers and lost motion spring over valve or over rocker arm pivot

#24
20190309659
2019-10-10

Three roller rocker arm with outboard lost motion spring

#25
20190284971
2019-09-19

Three roller rocker arm with pump-down stop

#26
20190226412
2019-07-25

Control device for internal combustion engine

#27
20190153905
2019-05-23

Anti-rotation feature for followers using an oil gallery insert

#28
20190120095
2019-04-25

Variable valve train

#29
20190078474
2019-03-14

Engine brake device

#30
20180363512
2018-12-20

Valve timing change device

#31
20180347411
2018-12-06

Cam shaft for engine and method for manufacturing same

#32
20180320562
2018-11-08

Cylinder head structure for internal combustion engine and internal combustion engine

#33
20180283312
2018-10-04

Internal combustion engine

#34
20180274473
2018-09-27

Method of cam phase control based on cylinder wall temperature

#35
20180274403
2018-09-27

Valve drive for an internal combustion engine

#36
20180274396
2018-09-27

Valve drive for an internal combustion engine

#37
20180266518
2018-09-20

Eccentric oscillating reduction gear device

#38
20180252306
2018-09-06

Valve train retention clip with integrated locking pin anti-rotation feature

#39
20180252172
2018-09-06

Method and system for vehicle propulsion system control

#40
20180252122
2018-09-06

Valve timing control apparatus for internal combustion engine

#41
20180171881
2018-06-21

Variable valve actuator having low-pressure relief

#42
20180135567
2018-05-17

Power system with internal combustion engine

#43
20180135555
2018-05-17

Internal combustion engine

#44
20180016952
2018-01-18

SEALING UNIT AND FLUID ENGINE

#45
20180016951
2018-01-18

Control method and system for stability of intermediate phase continuously variable valve timing system

#46
20180003106
2018-01-04

Pivoting Piston Machine

#47
20170362964
2017-12-21

Valve drive device for an internal combustion engine

#48
20170350281
2017-12-07

Rocker arm and method of manufacturing the rocker arm

#49
20170211469
2017-07-27

INTERNAL COMBUSTION ENGINE

#50
20170204751
2017-07-20

Valve control system having an adjustable camshaft

#51
20170125147
2017-05-04

Methods and systems for a push pin actuator

#52
20170122136
2017-05-04

Variable valve mechanism

#53
20170051643
2017-02-23

Latch pin assembly; rocker arm arrangement using latch pin assembly; and assembling methods

#54
20170009617
2017-01-12

SLEEVE VALVE ENGINE

#55
20170002698
2017-01-05

Valve train assembly

#56
20160369729
2016-12-22

CONTROL APPARATUS AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

#57
20160319705
2016-11-03

Adjustable valve device of internal combustion engine

#58
20160312669
2016-10-27

Variable valve mechanism of internal combustion engine

#59
20160312664
2016-10-27

VALVE LIFTER

#60
20160252025
2016-09-01

Engine refurbishment using ionized air

#61
20160153372
2016-06-02

Method of improving performance of system for controlling intermediate lock position continuously variable valve by compensating ignition timing

#62
20160153327
2016-06-02

Lubrication passageway for lubrication of cam follower assembly

#63
20160130994
2016-05-12

Four-stroke engine

#64
20160123193
2016-05-05

Collapsible pushrod valve actuation system for a reciprocating piston machine cylinder

#65
20160084119
2016-03-24

Variable valve mechanism of internal combustion engine

#66
20160076406
2016-03-17

Synchronously timed counterrotating cam and follower apparatus

#67
20160025002
2016-01-28

IMPROVED OPPOSED PISTON ENGINE

#68
20150377090
2015-12-31

Valve lift control systems and methods for engine startability

#69
20150377083
2015-12-31

CAM PROFILE SUMMATION MECHANISM

#70
20150369092
2015-12-24

Hydraulic valve for an internal combustion engine

#71
20150136051
2015-05-21

CAMSHAFT AND FOLLOWER GEOMETRY

#72
20150128890
2015-05-14

Rocker arm

#73
20150122207
2015-05-07

Variable displacement solenoid control

#74
20150108381
2015-04-23

Electromagnetic valve apparatus with nonlinear spring

#75
20150096512
2015-04-09

Continuously variable valve lift mechanism

#76
20150090209
2015-04-02

Mechanical system, injection pump and valve actuator comprising such a mechanical system and manufacturing method

#77
20150090206
2015-04-02

Valve mechanism for internal combustion engine and control device for valve mechanism

#78
20150090205
2015-04-02

Mechanical system, injection pump and valve actuator comprising such a mechanical system and manufacturing method

#79
20150013628
2015-01-15

Motor vehicle valve train adjustment device

#80
20140331950
2014-11-13

Switching roller finger follower with locking mechanism

#81
20140238321
2014-08-28

Camshaft and corresponding production method

#82
20140238015
2014-08-28

Apparatus and system comprising integrated master-slave pistons for actuating engine valves

#83
20140224199
2014-08-14

VALVE DRIVE TRAIN DEVICE

#84
20140174389
2014-06-26

Valve train of an internal combustion engine, an internal combustion engine, and a method for producing a corresponding valve train

#85
20140174388
2014-06-26

Rockerless desmodromic valve system

#86
20140158073
2014-06-12

Variable displacement solenoid control

#87
20140096730
2014-04-10

Mechanically controllable valve drive for a reciprocating piston engine

#88
20140090616
2014-04-03

Cylinder air volume difference adjuster and continuous variable valve lifter including the same

#89
20130306010
2013-11-21

Mechanically controllable valve-train assembly

#90
20130291813
2013-11-07

Drive Cam and Valve Operating System in Engine

#91
20130152884
2013-06-20

Exhaust valve control system

#92
20130081456
2013-04-04

Cam target wheel for vehicle

#93
20130068185
2013-03-21

Control device and method for controlling variable valve timing mechanism in internal combustion engine

#94
20120272931
2012-11-01

Combustion engine with variable valve actuation

#95
20120160199
2012-06-28

Rockerless desmodromic valve system

#96
20120031379
2012-02-09

Horizontally opposed center fired engine

#97
20120017721
2012-01-26

Shaft-hub connection

#98
20100065010
2010-03-18

Roller bearing, cam shaft support structure, internal combustion engine, and incorporation method of roller bearing

#99
20090050087
2009-02-26

Valve Mechanism for Internal Combustion Engine

#100
20070277753
2007-12-06

Camshaft assembly including a target wheel

#101
20070215081
2007-09-20

Cylinder deactivation apparatus incorporating a distributed accumulator

#102
20070208488
2007-09-06

Method for calibration of a sensor on a rotational actuator device for control of a gas exchange valve in an internal combustion engine

#103
20070113806
2007-05-24

Valve gear of internal combustion engine

#104
20070022984
2007-02-01

Cam shaft assembly for an engine

#105
20070006828
2007-01-11

Cam lobe material, camshaft using the same and method for producing cam lobe member

#106
20060196457
2006-09-07

Valve actuator assembly

#107
20060042081
2006-03-02

High-precision sintered cam lobe material

#108
20050279303
2005-12-22

Variable valve unit for vee shape engine

#109
20050150474
2005-07-14

Internal combustion engine

#110
20050016477
2005-01-27

Linear cam valve system

#111
16391198
2020-07-14

Methods and systems for cylinder valve deactivation

#112
16151703
2020-04-07

Collapsible valve bridge actuation system for a reciprocating piston machine cylinder

#113
16049588
2019-11-05

Cam follower with polycrystalline diamond engagement element