ClassID:

138677

F02B27/0231 - CPC Classification

Classification description:

Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the means generating the charging effect Movable ducts, walls or the like

Sub-classes:
Recent Application in this class:
#1
20250389215
2025-12-25

CONVERTIBLE SILENCER

#2
20250043706
2025-02-06

CONVERTIBLE SILENCER

#3
20160369738
2016-12-22

System and method for air-fuel mixture formation in an internal combustion engine

#4
20100059008
2010-03-11

Outboard motor

#5
20100050972
2010-03-04

Intake System For Motorcycle Engine

#6
20100003873
2010-01-07

Outboard motor

#7
20090165741
2009-07-02

Vehicle including a variable intake pipe length device

#8
20090165740
2009-07-02

Vehicle including a variable intake pipe length device

#9
20080314348
2008-12-25

Valve operating system and engine intake control system

#10
20080308059
2008-12-18

Engine intake control system

#11
20080184953
2008-08-07

Induction system for an internal combustion engine

#12
20080121450
2008-05-29

Vehicle

#13
20080121449
2008-05-29

Engine air intake arrangement for a vehicle

#14
20080092847
2008-04-24

Variable length intake control devices and methods for a straddle type vehicle

#15
20080092842
2008-04-24

Intake control device for a vehicle

#16
20080066708
2008-03-20

Auxiliary arrangement structure in internal combustion engine

#17
20080017166
2008-01-24

Intake control device and straddle-type vehicle with intake control device

#18
20070267235
2007-11-22

Vehicle with variable air intake arrangement

#19
20070240667
2007-10-18

Vehicle with variable air intake arrangement

#20
20070193804
2007-08-23

Engine air intake arrangement for a vehicle

#21
20070175431
2007-08-02

Engine air intake arrangement for a vehicle

#22
20070175430
2007-08-02

Engine air intake arrangement for a vehicle

#23
20060249114
2006-11-09

Air intake device

#24
20060184311
2006-08-17

Method for diagnosing errors in an intake system of an internal combustion engine having a variable intake manifold geometry