F01L2820/03 - CPC Classification Index

ClassID:

137519 ⎘

F01L2820/03 - CPC Classification

Classification description:

Details on specific features characterising valve gear arrangements Auxiliary actuators

Sub-classes:

F01L2820/031 » Electromagnets 133
F01L2820/032 » Electric motors 359
F01L2820/033 » Hydraulic engines 65
F01L2820/034 » Pneumatic engines 14
F01L2820/035 » Centrifugal forces 19

Recent Application in this class:

20210372298

2021-12-02

Auxiliary framework for electrically latched rocker arms

20190234247

2019-08-01

Control based on magnetic circuit feedback

20190072009

2019-03-07

Sliding cam system

20180058271

2018-03-01

Removable valve bridges and valve actuation systems including the same

20170248043

2017-08-31

Shifting camshaft groove design for load reduction

20170183982

2017-06-29

Non-contacting actuator for rocker arm assembly latches

20170175595

2017-06-22

Multi-positional camshaft phaser with two one-way wedge clutches and spring actuator

20170081987

2017-03-23

Continuous variable valve lift apparatus and engine provided with the same

20170009618

2017-01-12

Modularized multifunctional variable valve actuation system for use in 6-cylinder internal combustion engine

#10

20160237865

2016-08-18

Oil control device for fully variable hydraulic valve system of internal combustion engine

#11

20160215661

2016-07-28

Engine valve actuation system

#12

20120260870

2012-10-18

Camshaft having a sliding piece which has different cam profiles

#13

20090314233

2009-12-24

Valve assembly and method for high temperature internal combustion engines

#14

16391198

2020-07-14

Methods and systems for cylinder valve deactivation