ClassID:

137298

F01L7/04 - CPC Classification

Classification description:

Rotary or oscillatory slide valve-gear or valve arrangements with cylindrical, sleeve, or part-annularly shaped valves surrounding working cylinder or piston

Sub-classes:
Recent Application in this class:
#1
20180051600
2018-02-22

Valve apparatus having slowly revolving rotary valves for internal combustion engines

#2
20150204235
2015-07-23

Rotary valve internal combustion engine

#3
20150083076
2015-03-26

Two-stroke spark-ignition engine

#4
20150083074
2015-03-26

Self cooled engine

#5
20140311431
2014-10-23

Internal combustion engine

#6
20140060468
2014-03-06

Sleeve valve assembly

#7
20130319368
2013-12-05

Combustion chamber intake and exhaust shutter

#8
20120298077
2012-11-29

OPPOSED PISTON ENGINE WITH GAS EXCHANGE CONTROL BY MEANS OF HYDROSTATICALLY MOVED SLIDING SLEEVES

#9
20120298065
2012-11-29

Engine

#10
20120291744
2012-11-22

SEALING SYSTEM FOR SLIDING SLEEVES FOR CONTROLLING GAS EXCHANGE IN INTERNAL COMBUSTION ENGINES

#11
20120193073
2012-08-02

DEVICE FOR BUILDING VENTILATION

#12
20120089316
2012-04-12

Single piston sleeve valve with optional variable compression ratio capability

#13
20120085305
2012-04-12

Positive control (desmodromic) valve systems for internal combustion engines

#14
20100212622
2010-08-26

Sleeve valve assembly

#15
20100147269
2010-06-17

Internal Combustion Engine With Optimal Bore-To-Stroke Ratio

#16
20090266339
2009-10-29

Internal combustion engine

#17
20090266329
2009-10-29

Internal combustion engine

#18
20090139476
2009-06-04

Internal combustion engine

#19
20090050089
2009-02-26

Rotary Valve Internal Combustion Engine

#20
20090013681
2009-01-15

Energized Fluid Motor and Components

#21
20080224418
2008-09-18

Rotary Valve Internal Combustion Engine and Seal Arrangement

#22
20080169326
2008-07-17

Venting check valve for combustion nailer

#23
20080115771
2008-05-22

Gas exchange control mechanism for an opposed-piston engine

#24
20080047530
2008-02-28

Internal combustion engine

#25
20070034179
2007-02-15

Cooling mechanisms for rotary valve cylinder engines

#26
20070028866
2007-02-08

Internal combustion engine

#27
20060124084
2006-06-15

Internal combustion engine

#28
20050145210
2005-07-07

Engine and crank housing

#29
17971132
2023-04-11

Vessel valve with purge feature