ClassID:

137200

F01L1/32 - CPC Classification

Classification description:

Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for rotating lift valves, e.g. to diminish wear

Recent Application in this class:
#1
20240141810
2024-05-02

Valve stem seal comprising a valve rotating device

#2
20230272717
2023-08-31

Rotary manifold for a cohesion-type drive

#3
20210388742
2021-12-16

Valve rotating device

#4
20210332724
2021-10-28

Cover body for valve rotating device, corresponding valve rotating device and method for producing the cover body

#5
20200355078
2020-11-12

Rotary manifold for a cohesion-type drive

#6
20200347755
2020-11-05

Valve rotating device

#7
20180171837
2018-06-21

Poppet valve for an internal combustion engine

#8
20180142556
2018-05-24

Rotary manifold for a cohesion-type drive

#9
20180094553
2018-04-05

VALVE BRIDGE FOR VALVE SYSTEMS

#10
20170089224
2017-03-30

Rocker base for valve actuation system

#11
20170089223
2017-03-30

Valve actuation system

#12
20170058724
2017-03-02

Valve rotation device

#13
20160251069
2016-09-01

Marine propulsion unit and a valve for a marine propulsion unit

#14
20160172955
2016-06-16

Fluid ferfereh

#15
20140290602
2014-10-02

Cam structure

#16
20140014058
2014-01-16

Cylinder structure for internal combustion engine

#17
20110035132
2011-02-10

Method for automatically controlling an internal combustion engine

#18
20100186690
2010-07-29

Valve rotator assembly

#19
20090272344
2009-11-05

Ball type valve rotator

#20
20090256315
2009-10-15

SEALING DEVICE

#21
20080190387
2008-08-14

Valve rotating mechanism for exhaust valves, especially of marine diesel engines

#22
20080149062
2008-06-26

Gas Shuttle Valve Provided With an Anti-Corrosive Layer

#23
20070039584
2007-02-22

Coaxial poppet valve

#24
20060243327
2006-11-02

Valve rotating device

#25
20060175568
2006-08-10

Electrically actuated valve arrangement

#26
20060112919
2006-06-01

Valve-driving system of internal combustion engine and valve-driving apparatus