H01R39/46 - CPC Classification Index

ClassID:

215323 ⎘

H01R39/46 - CPC Classification

Classification description:

Rotary current collectors, distributors or interrupters; Details for dynamo electric machines Auxiliary means for improving current transfer, or for reducing or preventing sparking or arcing

Sub-classes:

H01R39/48 » by air blast; by surrounding collector with non-conducting liquid or gas 13
H01R39/50 » Barriers placed between brushes 3
H01R39/52 » by use of magnets 1
H01R39/54 » by use of impedance between brushes or segments 7

Recent Application in this class:

20230163544

2023-05-25

Electric connection device

20210367487

2021-11-25

Assembly for electrically exciting the rotor of an electrical machine, and method for operation

20210242754

2021-08-05

Motor

20210218320

2021-07-15

ROTOR AND MOTOR

20200144778

2020-05-07

Superconducting devices, such as slip-rings and homopolar motors/generators

20200127427

2020-04-23

Electrical contact device and rotating electric machine including the electrical contact device

20190190221

2019-06-20

Vibration absorbing device for slip-ring brushes

20190165656

2019-05-30

Motor

20190140405

2019-05-09

Safety electrical power connector

#10

20190074652

2019-03-07

Stabilized gold wire brush for sliprings

#11

20190052039

2019-02-14

Excitation device

#12

20180241274

2018-08-23

SPIRAL SPRING OF A BRUSH-HOLDER

#13

20180233869

2018-08-16

Hydroplaning reducing slip ring apparatus

#14

20180145471

2018-05-24

Commutator, electric motor, and method for manufacturing commutator

#15

20180034198

2018-02-01

Power terminal for arcless power connector

#16

20170250512

2017-08-31

Superconducting devices, such as slip-rings and homopolar motors/generators

#17

20170163131

2017-06-08

Laminate carbon brush for fuel pump motor

#18

20170012505

2017-01-12

Slipring with active cooling

#19

20160294139

2016-10-06

Hydroplaning reducing slip ring apparatus

#20

20160258424

2016-09-08

Electrical connector for a wind turbine

#21

20150381019

2015-12-31

Brush assembly

#22

20150129313

2015-05-14

Hydroplaning reducing slip ring apparatus

#23

20140070660

2014-03-13

Brush motor commutator with spark suppression and method for making the same

#24

20140017913

2014-01-16

Electrical connector and method of assembling same

#25

20130342071

2013-12-26

Motor

#26

20130210243

2013-08-15

Long-life metal sliding contacts

#27

20130002088

2013-01-03

Electric motor with spark suppression circuit

#28

20100277032

2010-11-04

Electric machine

#29

20100001614

2010-01-07

Automotive engine starter and electric rotary machine designed to withstand vibrational impact

#30

20100001613

2010-01-07

Automotive engine starter and electric rotary machine designed to withstand vibrational impact

#31

20080030098

2008-02-07

Motor assembly with a sealed commutator/brush interface

#32

20070152531

2007-07-05

Motor, commutator, short-circuit member, and a method for manufacturing the commutator

#33

20070046135

2007-03-01

Automotive alternator having vibration-absorbing member disposed between rear frame and cover member

#34

20070032099

2007-02-08

Sliding contact assembly

#35

20070013260

2007-01-18

Commutator motor with brush biased toward initial contact side

#36

20070004235

2007-01-04

Method and system of limiting arcing of rotating member

#37

20070001535

2007-01-04

Small motor

#38

20060267446

2006-11-30

Automotive engine starter and electric rotary machine designed to withstand vibrational impact

#39

20060175925

2006-08-10

Motor assembly with a sealed commutator/brush interface

#40

20050223538

2005-10-13

Method for production of a multi-layer carbon brush