F01L3/12 - CPC Classification Index

ClassID:

137259 ⎘

F01L3/12 - CPC Classification

Classification description:

Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof Cooling of valves

Sub-classes:

F01L3/14 » by means of a liquid or solid coolant, e.g. sodium, in a closed chamber in a valve 64
F01L3/16 » by means of a fluid flowing through or along valve, e.g. air 13

Recent Application in this class:

20230358151

2023-11-09

Hollow engine valve and production method thereof

20220341350

2022-10-27

Multi-valve

20210277810

2021-09-09

System for cooling exhaust valve of a reciprocating engine

20210148257

2021-05-20

Valve seat ring of a gas exchange valve and gas exchange valve

20200300130

2020-09-24

System for cooling exhaust valve of a reciprocating engine

20190309662

2019-10-10

Gasket with an improved heat dissipation capacity for a valve of an internal combustion engine

20190277169

2019-09-12

Hollow Valve For An Engine

20190128151

2019-05-02

System for cooling exhaust valve of a reciprocating engine

20190101031

2019-04-04

Regenerative valve hydraulic actuator

#10

20170211433

2017-07-27

Intake valve apparatus for use with a combustion engine and methods of use and manufacture thereof

#11

20160348608

2016-12-01

Internal combustion engine

#12

20160348546

2016-12-01

POPPET VALVE

#13

20160281550

2016-09-29

System for lubricating valve assembly of engine

#14

20160186621

2016-06-30

Device for producing at least one hollow valve

#15

20150369091

2015-12-24

Poppet valve

#16

20150075489

2015-03-19

Internal combustion engine and method for operating an internal combustion engine

#17

20140366373

2014-12-18

Method for producing a hollow engine valve

#18

20140360452

2014-12-11

Method for producing a built hollow valve

#19

20120266832

2012-10-25

Engine electronic valve actuation

#20

20110209468

2011-09-01

Movable wall member in form of an exhaust valve spindle or a piston for internal combustion engine, and a method of manufacturing such a member

#21

20100050973

2010-03-04

Corrosion resistant valve guide

#22

20090095247

2009-04-16

Intake valve for lessening accumulation of high boiling fraction from fuel

#23

20060278193

2006-12-14

Gas exchange valve of an internal combustion engine