F01L31/08 - CPC Classification Index

ClassID:

137447 ⎘

F01L31/08 - CPC Classification

Classification description:

Valve drive, valve adjustment during operation, or other valve control, not provided for in groups - Valve drive or valve adjustment, apart from tripping aspects; Positively-driven gear

Sub-classes:

F01L31/10 » the drive being effected by eccentrics 0
F01L31/14 » Valve adjustment by links or guide rods, e.g. in valve-gear with eccentric drive 0
F01L31/16 » the drive being effected by specific means other than eccentric, e.g. cams; Valve adjustment in connection with such drives 3
F01L31/18 » specially for rotary or oscillatory valves 1

Recent Application in this class:

20200131953

2020-04-30

Actuator arrangement

20200131949

2020-04-30

Actuator arrangement

20200131948

2020-04-30

Rocker arm

20150198083

2015-07-16

DUAL-FUEL ENGINE HAVING EXTENDED VALVE OPENING