ClassID:

217363

H02K13/14 - CPC Classification

Classification description:

Structural associations of current collectors with motors or generators, e.g. brush mounting plates or connections to windings ; Disposition of current collectors in motors or generators; Arrangements for improving commutation Circuit arrangements for improvement of commutation, e.g. by use of unidirectionally conductive elements

Recent Application in this class:
#1
20250141323
2025-05-01

SYSTEM AND METHOD FOR CONTROLLING CURRENT DISTRIBUTION TO ELECTRICAL BRUSHES USED IN DYNAMOELECTRIC MACHINE

#2
20250141322
2025-05-01

SYSTEM AND METHOD FOR SELECTIVE ACTIVATION AND DEACTIVATION OF ELECTRICAL BRUSHES USED IN A DYNAMOELECTRIC MACHINE FOR CURRENT DENSITY OPTIMIZATION

#3
20220158529
2022-05-19

Single substrate resolver/rectifier for brushless wound field synchronous machines

#4
20210367487
2021-11-25

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

#5
20210320525
2021-10-14

Electrolytic capacitive coupler for transmitting electrical power between moving mechanical elements

#6
20210044182
2021-02-11

Fixed gap capacitive power transfer coupling for wound field synchronous machines

#7
20210021184
2021-01-21

Rotor assembly for DC motor

#8
20190036427
2019-01-31

Driving device and window lift actuator using the same

#9
20170288498
2017-10-05

Permanent magnet direct current motor and cooling fan module

#10
20170117779
2017-04-27

BRUSH LIFTER FOR AN ELECTRIC MACHINE

#11
20170005540
2017-01-05

DC motor

#12
20160376946
2016-12-29

VALVE TIMING CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE AND CONTROLLER FOR VALVE TIMING CONTROL DEVICE

#13
20150194867
2015-07-09

Motor generator

#14
20140167553
2014-06-19

Modified wave windings for electric motor

#15
20130002088
2013-01-03

Electric motor with spark suppression circuit

#16
20120001506
2012-01-05

Commutation system for a DC motor

#17
16232997
2020-10-13

Method of obtaining power from brushed DC motors

#18
16145543
2020-07-14

Robot electronics unit (REU) motor controller board (MCB)