ClassID:

137182

F01L1/2416 - CPC Classification

Classification description:

Valve-gear or valve arrangements, e.g. lift-valve gear; Adjusting or compensating clearance automatically, e.g. mechanically by fluid means, e.g. hydraulically by means of a hydraulic adjusting device attached to an articulated rocker

Recent Application in this class:
#1
20260085625
2026-03-26

BRIDGELESS, SINGLE OUTPUT, COUPLED HYDRAULIC ROCKER ARM

#2
20250389211
2025-12-25

VALVE ACTUATION SYSTEM COMPRISING A DISCRETE LOST MOTION DEVICE

#3
20250382903
2025-12-18

VARIABLE DISPLACEMENT VALVETRAIN SYSTEMS WITH ROCKER SHAFT PORTING AND INSERT SLEEVES FOR ENGINE CYLINDER DEACTIVATION

#4
20250361823
2025-11-27

ENGINE BRAKE HYDRAULIC CAPSULE WITH PLUNGER RETURN MECHANISM

#5
20250179944
2025-06-05

ROCKER SYSTEM WITH STOPPER ARRANGEMENT ON CAM SIDE

#6
20250129729
2025-04-24

ROCKER ARM ASSEMBLY

#7
20250109699
2025-04-03

VARIABLE VALVE DEVICE

#8
20250101890
2025-03-27

LATCHING PIN ASSEMBLY AND DEACTIVATING ROCKER ARM ASSEMBLY

#9
20250059898
2025-02-20

Rocker with Switchable Rollers for Engine Valvetrains

#10
20250003357
2025-01-02

System for synchronizing switching

#11
20240401508
2024-12-05

HYDRAULIC CAPSULE FOR VARIABLE VALVE ACTUATION

#12
20240392704
2024-11-28

Integrated Rocker for Engine Braking with Hydraulic Lash Adjuster

#13
20240369001
2024-11-07

Valve actuation system comprising hydraulic lash adjuster operating via a one-way coupling mechanism

#14
20240287920
2024-08-29

Rocker arm with a reset slider disposed in a lash adjustment assembly

#15
20240200475
2024-06-20

Switchable castellation assembly and method of operating a switchable castellation device

#16
20240125253
2024-04-18

VALVE ACTUATION SYSTEM COMPRISING A DISCRETE LOST MOTION DEVICE

#17
20230407773
2023-12-21

Self-contained compression brake control module for integrated rocker arm engine braking and methods

#18
20230407771
2023-12-21

Latching pin assembly and deactivating rocker arm assembly

#19
20230313714
2023-10-05

SYSTEMS AND METHODS FOR LASH ADJUSTMENT AND CYLINDER DEACTIVATION FOR INTERNAL COMBUSTION ENGINES

#20
20230235686
2023-07-27

Rocker arm assembly with valve bridge

#21
20230167754
2023-06-01

Rocker arm assembly

#22
20230042443
2023-02-09

Latch assembly and compact rocker arm assembly

#23
20220412232
2022-12-29

Latch assembly, latching device, and rocker arm

#24
20220251978
2022-08-11

Variable valve train for an engine braking mode

#25
20220205373
2022-06-30

Exhaust valve opening system

#26
20220170390
2022-06-02

Self-resetting single-valve double-piston hydraulic drive device and method for overhead cam engine

#27
20210372297
2021-12-02

Rocker arm assembly with valve bridge

#28
20210156285
2021-05-27

Rocker arm assembly with air venting

#29
20210156284
2021-05-27

CYLINDER HEAD ARRANGEMENT FOR VARIABLE VALVE ACTUATION ROCKER ARM ASSEMBLIES

#30
20210102482
2021-04-08

Socket module of compression release type engine brake and operating method of engine brake using thereof

#31
20210040870
2021-02-11

Two step rocker arm having side by side roller configuration

#32
20200318554
2020-10-08

Valve rocker arm assembly, variable air distribution mechanism and engine

#33
20200224561
2020-07-16

Selective resetting lost motion engine valve train components

#34
20200224559
2020-07-16

Rocker arm assembly

#35
20200191026
2020-06-18

Rocker arm assembly for engine braking

#36
20200182099
2020-06-11

Internal combustion engine and vehicle

#37
20200182098
2020-06-11

Rocker arm assembly with valve bridge

#38
20200141286
2020-05-07

Valve drive system of internal combustion engine

#39
20200123994
2020-04-23

Apparatus and method for controlling deactivation of cylinders in engine

#40
20200095910
2020-03-26

Rocker arm assembly for engine braking

#41
20190360362
2019-11-28

Eccentric hydraulic lash adjuster for use with compression release brake

#42
20190264584
2019-08-29

Lash adjuster control in engine valve actuation systems

#43
20190257226
2019-08-22

Cylinder deactivation deactivating roller finger follower having improved packaging

#44
20190234248
2019-08-01

Cylinder head arrangement for variable valve actuation rocker arm assemblies

#45
20190186304
2019-06-20

Two step rocker arm having side by side roller configuration

#46
20190178118
2019-06-13

Rocker arm assembly for engine braking

#47
20190178113
2019-06-13

Modular rocker arm

#48
20190145291
2019-05-16

Rocker arm assembly for engine braking

#49
20190145289
2019-05-16

Lash adjustment in lost motion engine systems

#50
20190085738
2019-03-21

Rocker arm assembly for engine braking

#51
20190078474
2019-03-14

Engine brake device

#52
20190055858
2019-02-21

Force transmission device for variable valve drive

#53
20190040769
2019-02-07

Rocker arm assembly

#54
20190010835
2019-01-10

Rocker arm assembly

#55
20180371961
2018-12-27

Force transmission device

#56
20180347413
2018-12-06

Damper for a high pressure chamber of a variable valve train module

#57
20180320563
2018-11-08

Valve train lever

#58
20180274396
2018-09-27

Valve drive for an internal combustion engine

#59
20180238199
2018-08-23

Latching arrangement for switchable rocker arm

#60
20180202326
2018-07-19

Arrangement for a valve train assembly

#61
20180195420
2018-07-12

Lash compensator spring end cap

#62
20180156077
2018-06-07

Finger follower assembly for use in a valvetrain of an internal combustion engine

#63
20170321576
2017-11-09

Oil control for rocker arm and hydraulic lash adjuster

#64
20170306812
2017-10-26

Variable valve lift apparatus

#65
20170284236
2017-10-05

Rocker shaft with de-aeration oil gallery segment

#66
20170276035
2017-09-28

Rocker arm assembly for engine braking

#67
20170276034
2017-09-28

Rocker arm assembly for engine braking

#68
20170241300
2017-08-24

Valvetrain with rocker arm housing magnetically actuated latch

#69
20170183982
2017-06-29

Non-contacting actuator for rocker arm assembly latches

#70
20170175597
2017-06-22

Rocker arm assembly for engine braking

#71
20170145870
2017-05-25

Lash adjuster

#72
20170074128
2017-03-16

Cylinder deactivation deactivating roller finger follower having improved packaging

#73
20170022848
2017-01-26

Rocker shaft with de-aeration oil gallery segment

#74
20170016358
2017-01-19

Valve lash adjuster for vehicles

#75
20160369660
2016-12-22

Valve train of a reciprocating piston internal combustion engine

#76
20160138438
2016-05-19

Cylinder head arrangement for variable valve actuation rocker arm assemblies

#77
20150369087
2015-12-24

Centrifugal process to eliminate air in high pressure chamber of hydraulic lash adjuster

#78
20150330265
2015-11-19

Control device of internal combustion engine and variable valve device of internal combustion engine

#79
20150240670
2015-08-27

Switching roller finger follower with rapid transition from locked to unlocked mode and method thereof

#80
20150059672
2015-03-05

Valve control means for an internal combustion engine and internal combustion engine

#81
20140283776
2014-09-25

Dual feed hydraulic lash adjuster for valve actuating mechanism

#82
20140238322
2014-08-28

Cylinder valve system and method for altering valve profile

#83
20140216378
2014-08-07

Stationary hydraulic lash adjuster and roller finger follower assembly clip, and method thereof

#84
20140130774
2014-05-15

Valve actuation mechanism and automotive vehicle comprising such a valve actuation mechanism

#85
20130306015
2013-11-21

Lubrication structure for rocker arm

#86
20130152889
2013-06-20

Lost-motion variable valve actuation system

#87
20110132298
2011-06-09

Valve bridge with integrated lost motion system

#88
20110000452
2011-01-06

Lash adjuster

#89
20100108005
2010-05-06

Internal combustion engine

#90
20080190391
2008-08-14

Valve train assembly with magnet

#91
20080072857
2008-03-27

Hydraulic valve clearance compensation element

#92
20050211206
2005-09-29

Valve bridge with integrated lost motion system

#93
17573670
2022-12-27

Hydraulic lash assembly and valvetrain implementing same

#94
15921253
2019-06-18

Protection for hydraulic lifters