ClassID:

137507

F01L2800/17 - CPC Classification

Classification description:

Methods of operation using a variable valve timing mechanism Maintenance; Servicing

Recent Application in this class:
#1
20250075642
2025-03-06

COMPLIANCE SPRING MOUNTING METHOD AND ASSEMBLY

#2
20240068384
2024-02-29

Replacement tappet assembly and kit

#3
20190360369
2019-11-28

Engine valve system

#4
20190118358
2019-04-25

Engine servicing system

#5
20180298815
2018-10-18

Method for cleaning continuously variable valve timing system

#6
20180149048
2018-05-31

Method of adaptively controlling a motor vehicle engine system

#7
20170058725
2017-03-02

Installing structure for electric variable valve timing apparatus

#8
20170037747
2017-02-09

Variable valve actuation apparatus for internal combustion engine

#9
20140245980
2014-09-04

Camshaft and functional elements for a camshaft

#10
20130284144
2013-10-31

Rocker arm accessibility cover assembly

#11
20130047801
2013-02-28

Gear Backlash Tool and Method of Using Same

#12
20130025551
2013-01-31

TUNING AN OVERHEAD VALVE INTERNAL COMBUSTION ENGINE

#13
20110035132
2011-02-10

Method for automatically controlling an internal combustion engine

#14
20100230598
2010-09-16

System and method for valve seat gap evaluation

#15
20090266319
2009-10-29

SYSTEM AND METHOD FOR PROVIDING HYDRAULIC VALVE LASH COMPENSATION FOR ELECTRICALLY ACTUATED INTERNAL COMBUSTION ENGINE POPPET VALVES

#16
20090151141
2009-06-18

Refurbished camshaft and method

#17
20090090316
2009-04-09

ENGINE BODY STRUCTURE

#18
20090007867
2009-01-08

Variable valve train for an internal combustion engine

#19
20080047073
2008-02-28

DEVICE FOR HOLDING CAMSHAFT AGAINST ROTATION

#20
20060130326
2006-06-22

Engine service tool

#21
20060096090
2006-05-11

Reluctor ring installation tool

#22
20060032474
2006-02-16

Oil filter for continuous variable valve timing apparatus in engine

#23
20050028767
2005-02-10

Hydraulic engine valve actuator

#24
15603692
2019-03-05

Engine