F02B39/02 - CPC Classification Index

ClassID:

138782 ⎘

F02B39/02 - CPC Classification

Classification description:

Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups - Drives of pumps ; Varying pump drive gear ratio

Sub-classes:

F02B39/04 » Mechanical drives; Variable-gear-ratio drives 269
F02B39/08 » Non-mechanical drives, e.g. fluid drives having variable gear ratio 60
F02B39/12 » Drives characterised by use of couplings or clutches therein 143

Recent Application in this class:

20240083572

2024-03-14

POWER DEVICE CAPABLE OF GENERATING GREATER PROPELLING FORCE

20230056477

2023-02-23

Power device capable of generating greater propelling force

20200207466

2020-07-02

Automobile engine

20200116075

2020-04-16

Internal combustion engine

20200095923

2020-03-26

INTAKE AND EXHAUST DEVICE FOR VEHICLE

20200003104

2020-01-02

Vehicle engine

20190211845

2019-07-11

Centrifugal compressor

20190186350

2019-06-20

Externally powered turbine for an internal combustion engine

20180328379

2018-11-15

Turbocharger having improved ported shroud compressor housing

#10

20180328378

2018-11-15

Turbocharger having improved ported shroud compressor housing

#11

20180320638

2018-11-08

Source of water for water injection system

#12

20170362998

2017-12-21

Engine assembly with exhaust pipe nozzle

#13

20170029100

2017-02-02

POWER DEVICE CAPABLE OF GENERATING GREATER POWER

#14

20160369693

2016-12-22

Compound engine assembly with exhaust pipe nozzle

#15

20150361871

2015-12-17

System, apparatus and methods for diverting airflow to a pressure source

#16

20150292398

2015-10-15

Charging device for internal combustion engines

#17

20150292354

2015-10-15

Turbine housing and turbocharger

#18

20140182545

2014-07-03

Method of using a bypass valve

#19

20140026564

2014-01-30

Flywheel assembly for a turbocharger

#20

20120283930

2012-11-08

Method of using a bypass valve

#21

20120000446

2012-01-05

Torque pulse dampener

#22

20110271671

2011-11-10

OPTIMIZED GEOMETRY TURBOCOMPRESSOR

#23

20110036089

2011-02-17

Turbocharger for an internal combustion engine

#24

20100050994

2010-03-04

High-pressure fuel supply circuit

#25

20090205335

2009-08-20

DOMESTIC ENERGY SUPPLY SYSTEM

#26

20070193563

2007-08-23

Supercharger drive pulley

#27

20060032225

2006-02-16

Super-turbocharger