ClassID:

137154

F01L2001/0478 - 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; Camshafts Torque pulse compensated camshafts

Recent Application in this class:
#1
20180252122
2018-09-06

Valve timing control apparatus for internal combustion engine

#2
20170362970
2017-12-21

Valve train for an internal combustion engine

#3
20170362969
2017-12-21

Valve train for an internal combustion engine

#4
20170114675
2017-04-27

TORSION ASSEMBLY FOR CONTROLLABLY PROVIDING TORQUE TO A CAMSHAFT

#5
20140165953
2014-06-19

Anti-cogging apparatus and methods for reducing cogging of rotating shaft

#6
20130306010
2013-11-21

Mechanically controllable valve-train assembly

#7
20130008398
2013-01-10

Electrical camshaft phaser with energy recovery

#8
20120145103
2012-06-14

Engine assembly including camshaft with independent cam phasing

#9
20120067317
2012-03-22

Anti-cogging apparatus and methods for reducing cogging of rotating shaft

#10
20110107987
2011-05-12

Variable valve device for internal combustion engine

#11
20110073055
2011-03-31

VALVE OPENING/CLOSING TIMING CONTROL DEVICE

#12
20100224155
2010-09-09

Camshaft damping mechanism and method of assembly

#13
20100224149
2010-09-09

TIMING CHAIN DRIVE COMPRISING AN INTEGRATED ELECTRIC MOTOR

#14
20100042306
2010-02-18

Method for synchronizing an oil control valve as a virtual check valve

#15
20090308338
2009-12-17

Valve train for internal combustion engine

#16
20090277420
2009-11-12

Accumulator-type fuel injection apparatus and internal combustion engine provided with that accumulator-type fuel injection apparatus

#17
20090107434
2009-04-30

Systems and methods for managing camshaft torsional loading

#18
20090020086
2009-01-22

Valve timing adjuster

#19
20080078346
2008-04-03

System for selectively varying engine valve open duration

#20
20080078345
2008-04-03

Phaser-actuated continuously variable valve actuation system with lost motion capability

#21
20080017151
2008-01-24

Valve driving device for multi-cylinder internal combustion engine

#22
20070186907
2007-08-16

Accumulator-type fuel injection apparatus and internal combustion engine provided with that accumulator-type fuel injection apparatus

#23
20050087160
2005-04-28

Means to add torsional energy to a camshaft