ClassID:

215329

H01R39/58 - CPC Classification

Classification description:

Rotary current collectors, distributors or interrupters; Details for dynamo electric machines Means structurally associated with the current collector for indicating condition thereof, e.g. for indicating brush wear

Recent Application in this class:
#1
20250174949
2025-05-29

CARBON BRUSH AND METHOD OF SUPPLYING POWER TO A CARBON BRUSH SENSOR

#2
20240291217
2024-08-29

SYSTEM AND METHOD FOR MONITORING THE STATUS OF ONE OR MORE COMPONENTS OF AN ELECTRICAL MACHINE

#3
20230411914
2023-12-21

A BRUSH WEAR INDICATOR

#4
20220311198
2022-09-29

Predictive brush control for separately excited electric motors

#5
20220247139
2022-08-04

BRUSH WEAR MONITORING ARRANGEMENT

#6
20220209481
2022-06-30

Brush holder assembly monitoring apparatus, assembly, system and method

#7
20220077641
2022-03-10

System and method for monitoring the status of one or more components of an electrical machine

#8
20210135417
2021-05-06

System for transferring power between a rotating element and a fixed element

#9
20210013688
2021-01-14

Brush assembly

#10
20200388974
2020-12-10

Brush holder assembly monitoring apparatus, assembly, system and method

#11
20200313497
2020-10-01

Brush holder for electrical contact brushes

#12
20200280155
2020-09-03

Slip ring transmitter for rotary-table machines

#13
20200251967
2020-08-06

Generator grounding strap module

#14
20200182935
2020-06-11

WEAR-MONITORING DEVICE OF A BRUSH OF A CURRENT-TRANSFERRING DEVICE IN AN ELECTRIC MACHINE

#15
20200112133
2020-04-09

System and method for monitoring the status of one or more components of an electrical machine

#16
20200076145
2020-03-05

Brush for an electric machine, in particular of a motor vehicle, and method for determining wear of such a brush

#17
20200067248
2020-02-27

MEASURING DEVICE AND METHOD FOR MEASURING A STATE OF WEAR

#18
20190334305
2019-10-31

Wear measuring system and method

#19
20190267766
2019-08-29

Measuring Device for Measuring the Wear of Carbon Brushes

#20
20190267765
2019-08-29

Slip ring with selective wear indication

#21
20190207353
2019-07-04

Brush wear and vibration monitoring

#22
20190173250
2019-06-06

Brush holder assembly monitoring apparatus, assembly, system and method

#23
20190000470
2019-01-03

Surgical shaft assemblies with flexible interfaces

#24
20180356200
2018-12-13

Major diameter total runout gage for an external spline

#25
20180301861
2018-10-18

Brush holder apparatus having brush wear indicator

#26
20180233869
2018-08-16

Hydroplaning reducing slip ring apparatus

#27
20180166844
2018-06-14

Arrangement for guiding and/or holding electrically conductive sliding contact elements

#28
20180106701
2018-04-19

Brush holder marking system and associated maintenance

#29
20170334567
2017-11-23

Propeller assembly having a brush block assembly

#30
20170214202
2017-07-27

Slipring with wear monitoring

#31
20170149189
2017-05-25

Brush wear indicator

#32
20170133807
2017-05-11

Brush holder assembly monitoring apparatus, assembly, system and method

#33
20160352058
2016-12-01

Brush wear and vibration monitoring

#34
20160294139
2016-10-06

Hydroplaning reducing slip ring apparatus

#35
20160211634
2016-07-21

Apparatus, brush holder and system for monitoring brush wear

#36
20160111838
2016-04-21

System and method for monitoring the status of one or more components of an electrical machine

#37
20150357780
2015-12-10

Brush holder apparatus and system

#38
20150357779
2015-12-10

Brush holder apparatus and system

#39
20150357778
2015-12-10

Brush holder apparatus and system

#40
20150357777
2015-12-10

Brush holder apparatus and system

#41
20150300915
2015-10-22

Brush holder marking system and associated maintenance

#42
20150111397
2015-04-23

Carbon brush having a centering sleeve

#43
20150061705
2015-03-05

Slip-ring unit and method for monitoring the condition of a slip-ring unit

#44
20140346931
2014-11-27

Brush holder having RFID temperature sensor system

#45
20140339965
2014-11-20

Brush holder assembly monitoring apparatus, assembly, system and method

#46
20140265675
2014-09-18

System and method for monitoring the status of one or more components of an electrical machine

#47
20140077960
2014-03-20

Brush holder assembly monitoring apparatus, assembly, system and method

#48
20140055153
2014-02-27

Slip ring and slip ring electrical system

#49
20140038433
2014-02-06

Slipring with integrated heating unit

#50
20140009142
2014-01-09

Apparatus for monitoring of brushes, in particular slipring or commutator brushes, on electrical machines

#51
20130338908
2013-12-19

Idle stop control device

#52
20130270963
2013-10-17

Carbon brush with disconnection apparatus

#53
20130249355
2013-09-26

Brush holder having radio frequency identification (RFID)temperature monitoring system

#54
20130244451
2013-09-19

Brush holder marking system and associated maintenance

#55
20130218514
2013-08-22

Method and system of monitoring electrical brushes

#56
20130197821
2013-08-01

Rotating electrical machine

#57
20130062992
2013-03-14

Brush holder for an electrical swivel

#58
20120248929
2012-10-04

Brush wear detector system with wireless sensor

#59
20110309943
2011-12-22

Self-diagnosing transmission system

#60
20110263468
2011-10-27

In-Situ Lubrication of Sliding Electrical Contacts

#61
20110215918
2011-09-08

WARNING DEVICE FOR AUTOMOBILE ALTERNATOR REPLACEMENT

#62
20110210837
2011-09-01

WARNING DEVICE FOR AUTOMOBILE STARTER REPLACEMENT

#63
20110101820
2011-05-05

Brush holder assembly with spring clip

#64
20100244621
2010-09-30

Audible brush wear indicator for rotating electric machines

#65
20090267782
2009-10-29

Brush wear monitor having mounted flags interactable with an impedance dependent switch

#66
20090267444
2009-10-29

Switch for a brush wear recording circuit

#67
20090266700
2009-10-29

Switch for a brush wear recording circuit

#68
20090230813
2009-09-17

Brush holder assembly with spring clip

#69
20090206695
2009-08-20

Brush assembly having a brush wear detector and indicator for a D.C. motor

#70
20090153089
2009-06-18

Apparatus for monitoring of brushes, in particular slipring or commutator brushes, on electrical machines

#71
20090152978
2009-06-18

Commutator brush with improved contact and non-contact zones

#72
20080291273
2008-11-27

Brush holder assembly monitoring apparatus, assembly, system and method

#73
20080272670
2008-11-06

In-situ lubrication of sliding electrical contacts

#74
20080181553
2008-07-31

System for monitoring sealing wear

#75
20070182272
2007-08-09

Brush device for rotary electric machine

#76
20070138899
2007-06-21

Detection of the amount of wear on a motor drive system

#77
20060214524
2006-09-28

Automotive alternator and automotive alternator brush abrasion detection system

#78
20060214426
2006-09-28

Control device for motor generator

#79
20060152103
2006-07-13

Automotive rotary electric machine

#80
20050161487
2005-07-28

Motor stapler

#81
20050127777
2005-06-16

Automotive alternator and automotive alternator brush abrasion detection system

#82
20050122227
2005-06-09

Brush abrasion detector of vehicle generator

#83
20050110362
2005-05-26

Wear-premonitory carbon brush holder

#84
20050005679
2005-01-13

Device and method for measuring mechanical path lengths by means of pneumatic pressure, in particular for sliding carbon contacts