ClassID:

215302

H01R39/22 - CPC Classification

Classification description:

Rotary current collectors, distributors or interrupters; Details for dynamo electric machines; Contacts for co-operation with commutator or slip-ring, e.g. contact brush characterised by the material thereof incorporating lubricating or polishing ingredient

Recent Application in this class:
#1
20250233493
2025-07-17

SYSTEMS AND METHODS TO MITIGATE ELECTRICAL VOLTAGE ON A ROTATING SHAFT IMMERSED IN OIL

#2
20230187886
2023-06-15

Rotary electronic component as slip ring

#3
20230006405
2023-01-05

Metal graphite grounding brush mainly composed of silver and method for producing same

#4
20220109278
2022-04-07

Slip ring assembly with paired power transmission bands

#5
20220006367
2022-01-06

Systems and methods to mitigate electrical voltage on a rotating shaft immersed in oil

#6
20200358342
2020-11-12

Brush of motor for automotive electronics

#7
20200313376
2020-10-01

DC motor

#8
20190393662
2019-12-26

DC motor for starter

#9
20190305652
2019-10-03

Starter, and formation of graphite cover layer for commutator surface

#10
20180069448
2018-03-08

Motor, rotary apparatus including motor, and vehicle including air conditioning system including rotary apparatus

#11
20180069362
2018-03-08

Method for making contact wires for sliprings

#12
20170214202
2017-07-27

Slipring with wear monitoring

#13
20170163131
2017-06-08

Laminate carbon brush for fuel pump motor

#14
20160240989
2016-08-18

Metal-carbonaceous brush and method of manufacturing the same

#15
20150288121
2015-10-08

Self-lubricating slipring

#16
20140045348
2014-02-13

Fiber-on-tip contact design brush assemblies

#17
20130300251
2013-11-14

Carbon brush for fuel pump and method for manufacturing same

#18
20110109192
2011-05-12

Electric machine, in particular commutator machine

#19
20080278026
2008-11-13

Graphite Brush, and a Motor With Graphite Brush

#20
20070013258
2007-01-18

Metal-graphite brush

#21
20060087197
2006-04-27

Metal-graphite brush

#22
20060043819
2006-03-02

Metal-graphite brush and motor including metal-graphite brush

#23
20050236925
2005-10-27

Metal-graphite brush and motor including a metal-graphite brush