Patents-Review.com
ClassID:

217158 ⎘

H02K1/272 - CPC Classification

Classification description:

Details of the magnetic circuit characterised by the shape, form or construction; Rotating parts of the magnetic circuit; Rotor cores with permanent magnets; Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis

Sub-classes:
Recent Application in this class:
#1
20260106496
2026-04-16

Traction motor with Bonded Magnets

 #2
20250219485
2025-07-03

ROTOR, ELECTRIC MOTOR, FAN, VENTILATOR, AND AIR CONDITIONER

 #3
20250105690
2025-03-27

STATOR AND METHOD OF FABRICATING A STATOR

 #4
20240348114
2024-10-17

INNER ROTOR AND MOTOR

 #5
20240223045
2024-07-04

APPARATUS, SYSTEM, AND METHOD FOR AN ELECTROMECHANICAL KINETIC MOTOR

 #6
20230396108
2023-12-07

Stator and method of fabricating a stator

 #7
20220393555
2022-12-08

Planar drive system, method for operating a planar drive system, and stator for driving a rotor

 #8
20220263364
2022-08-18

Electric machine cooling systems and methods

 #9
20220209590
2022-06-30

Stator core and motor using the same

 #10
20220077732
2022-03-10

Motor using permanent magnets and induction windings for use with an electrical submersible pump

 #11
20220077730
2022-03-10

Electric submersible pump motor stabilized by electromagnetics

 #12
20210367463
2021-11-25

Motor

 #13
20210288536
2021-09-16

Electric machine cooling systems and methods

 #14
20210281153
2021-09-09

Rotating electrical machine

 #15
20210234414
2021-07-29

Stator core and motor using the same

 #16
20210044169
2021-02-11

Electric machine rotor cooling systems and methods

 #17
20200343803
2020-10-29

Axial flux machine with nutating rotor

 #18
20200274429
2020-08-27

TANDEM ROTOR SERVO MOTOR

 #19
20200212733
2020-07-02

Stator core and motor using the same

 #20
20200036263
2020-01-30

Motor and ducted fan having heat radiation portions for cooling magnets

 #21
20190386529
2019-12-19

Rotor, motor, method for manufacturing rotor, and method for manufacturing motor

 #22
20190305636
2019-10-03

ROTOR ASSEMBLY, MOTOR, BLOWER, AND VACUUM CLEANER

 #23
20190245398
2019-08-08

ELECTRIC MACHINE ROTOR COOLING SYSTEMS AND METHODS

 #24
20190229586
2019-07-25

Electric machine stator cooling systems and methods

 #25
20190181733
2019-06-13

Rotor manufacturing method

 #26
20190173404
2019-06-06

CONTROL OF HYBRID PERMANENT MAGNET MACHINE WITH ROTATING POWER CONVERTER AND ENERGY SOURCE

 #27
20190158002
2019-05-23

Independent speed variable frequency alternating current generator

 #28
20190157951
2019-05-23

ROTOR, ELECTRIC MOTOR, AIR CONDITIONER, AND METHOD FOR MANUFACTURING ROTOR

 #29
20190123620
2019-04-25

Electric machine stator cooling systems and methods

 #30
20190109503
2019-04-11

Electric machine rotor cooling systems and methods

 #31
20190103791
2019-04-04

Permanent magnet rotor assembly

 #32
20190068037
2019-02-28

Permanent magnet machine including ferromagnetic components for external field weakening and method of constructing

 #33
20190036407
2019-01-31

Motor, actuator, and medical support arm apparatus

 #34
20190036399
2019-01-31

Motor

 #35
20180342916
2018-11-29

Variable flux bridge for rotor of an electric machine

 #36
20180269759
2018-09-20

TANDEM ROTOR SERVO MOTOR

 #37
20180226851
2018-08-09

Motor

 #38
20180179860
2018-06-28

Downhole power generation

 #39
20180131250
2018-05-10

Electrical machine

 #40
20180108377
2018-04-19

Motor including a yoke with an increased thickness portion and a decreased thickness portion and disk drive apparatus including the motor

 #41
20180069444
2018-03-08

Electric motor

 #42
20180062471
2018-03-01

Coreless rotating electrical machine including stator comprising cylindrical coil and cooling method therefor

 #43
20180006594
2018-01-04

Electric drive device and control method for same

 #44
20180006511
2018-01-04

Stator core and motor using the same

 #45
20170373573
2017-12-28

Electric machine

 #46
20170363084
2017-12-21

COMPACT, HIGHLY INTEGRATED, OIL LUBRICATED ELECTRIC VACUUM COMPRESSOR

 #47
20170358967
2017-12-14

Motor, actuator, and medical support arm apparatus

 #48
20170346356
2017-11-30

Vacuum pump

 #49
20170338725
2017-11-23

Pairs of complementary unidirectionally magnetic rotor/stator assemblies

 #50
20170279340
2017-09-28

Orientation magnetization device and magnet-embedded rotor

 #51
20170264151
2017-09-14

Permanent magnet type rotating electric machine

 #52
20170187257
2017-06-29

Motor

 #53
20170187256
2017-06-29

Electric machine, method of manufacturing the electric machine, rotor and adjustment device

 #54
20170187255
2017-06-29

Interior Permanent Magnet Rotor Unit

 #55
20170141628
2017-05-18

Rotor including stacked cores, motor, method for manufacturing rotor, and method for manufacturing motor

 #56
20170098969
2017-04-06

PERMANENT MAGNET ROTOR AND PERMANENT MAGNET ROTATING ELECTRICAL MACHINE

 #57
20170085141
2017-03-23

Mechanical energy-to-electricity transformer using kinetic energy of a hydraulic machine

 #58
20170063184
2017-03-02

Single phase permanent magnet motor

 #59
20170012503
2017-01-12

Rotor of rotary electric machine

 #60
20160359387
2016-12-08

SECONDARY ENCAPSULATION WATERPROOF STRUCTURE FOR HYDROELECTRIC POWER GENERATOR

 #61
20160294266
2016-10-06

Single-Phase Brushless Motor

 #62
20160268942
2016-09-15

Control of Hybrid Permanent Magnet Machine With Rotating Power Converter and Energy Source

 #63
20160254711
2016-09-01

Motor

 #64
20160218570
2016-07-28

BLDC motor and cleaner having the same

 #65
20160204665
2016-07-14

Electrical generator with rotational Gaussian Surface magnet and stationary coil

 #66
20160118848
2016-04-28

PERMANENT MAGNET MACHINE

 #67
20160043619
2016-02-11

Double-stator rotating electric machine

 #68
20150326095
2015-11-12

Power generator power generation facility

 #69
20150318759
2015-11-05

ELECTRICAL DEVICE FOR STORING ELECTRICITY BY FLYWHEEL

 #70
20150288234
2015-10-08

Permanent magnet motor with counterbalancing weights, shaft, and rotor

 #71
20150171682
2015-06-18

Composite torque rotating electric machine

 #72
20150084467
2015-03-26

Reduced Reaction Rotary Alternating Current Generator

 #73
20150054390
2015-02-26

ELECTRICALLY DRIVEN MOTORCYCLE

 #74
20150048704
2015-02-19

Double stator permanent magnet machine

 #75
20150035402
2015-02-05

Spoke permanent magnet machine with reduced torque ripple and method of manufacturing thereof

 #76
20140375164
2014-12-25

Electrical generator with rotational gaussian surface magnet and stationary coil

 #77
20140306567
2014-10-16

TANDEM ROTOR SERVO MOTOR

 #78
20140239764
2014-08-28

LAMINATED ROTOR WITH IMPROVED MAGNET ADHESION AND METHOD OF FABRICATING

 #79
20140145538
2014-05-29

Rotor with permanent magnet having structure between magnets for reducing flux leakage and demagnetization

 #80
20140139079
2014-05-22

Rotor and brushless motor with rotation position detection

 #81
20140070655
2014-03-13

Permanently excited synchronous machine with ferrite magnets

 #82
20140063470
2014-03-06

Color wheel driving motor and digital-light-processing projector

 #83
20140015364
2014-01-16

Rotor for IPM motor, and IPM motor equipped with same

 #84
20130300242
2013-11-14

Rotor and motor

 #85
20130285482
2013-10-31

Rotor of electric motor, mold motor, air conditioner, and method of manufacturing the mold motor

 #86
20130147206
2013-06-13

Power generator power generation facility

 #87
20110109184
2011-05-12

TANDEM ROTOR SERVO MOTOR

 #88
20070273225
2007-11-29

Electric Motors for Powering Downhole Tools

 #89
20060022553
2006-02-02

Rotating electric machine

 #90
15870472
2019-01-08

Electric machine stator cooling systems and methods