ClassID:

203298

H01H50/38 - CPC Classification

Classification description:

Details of electromagnetic relays; Magnetic circuit arrangements; Stationary parts of magnetic circuit, e.g. yoke Part of main magnetic circuit shaped to suppress arcing between the contacts of the relay

Recent Application in this class:
#1
20260051447
2026-02-19

Contactor

#2
20260031284
2026-01-29

SWITCHING DEVICE

#3
20250357062
2025-11-20

DIRECT CURRENT RELAY

#4
20250349483
2025-11-13

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY INCLUDING SAME

#5
20250323003
2025-10-16

ARC INDUCTION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#6
20250285823
2025-09-11

ARC PATH FORMATION PART AND DIRECT CURRENT RELAY COMPRISING SAME

#7
20250149282
2025-05-08

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#8
20250149281
2025-05-08

DC RELAY FOR ANTI-SHORT CIRCUIT CURRENT AND ARC EXTINCTION

#9
20250149280
2025-05-08

DC RELAY FOR ANTI-SHORT CIRCUIT CURRENT AND ARC EXTINCTION

#10
20250125110
2025-04-17

NON-POLARIZED SNAP-ON ELECTROMAGNETIC RELAY

#11
20250095937
2025-03-20

ELECTROMAGNETIC CONTACTOR

#12
20240412933
2024-12-12

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#13
20240355567
2024-10-24

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#14
20240339276
2024-10-10

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#15
20240312745
2024-09-19

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#16
20240297007
2024-09-05

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#17
20240234062
2024-07-11

ELECTROMAGNETIC RELAY

#18
20240194430
2024-06-13

Relay

#19
20240194429
2024-06-13

Relay having a base with a leg configured to contact a yoke of the relay

#20
20240177956
2024-05-30

Short circuit current-resistant and arc-extinguishing DC relay

#21
20240145196
2024-05-02

Arc path forming unit and direct current relay comprising same

#22
20240145188
2024-05-02

HIGH-VOLTAGE DC RELAY WITH PERMANENT MAGNET ARC EXTINGUISHING FUNCTION

#23
20240136132
2024-04-25

ELECTROMAGNETIC RELAY

#24
20240128034
2024-04-18

ELECTROMAGNETIC RELAY

#25
20240096580
2024-03-21

ELECTROMAGNETIC RELAY

#26
20240087826
2024-03-14

Contactor

#27
20240029985
2024-01-25

RELAY

#28
20240021390
2024-01-18

RELAY WITH MAGNETIC STEELS FOR ARC EXTINGUISHING

#29
20230411096
2023-12-21

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY INCLUDING SAME

#30
20230326694
2023-10-12

ARC PATH FORMATION UNIT AND DIRECT CURRENT RELAY INCLUDING SAME

#31
20230298839
2023-09-21

Arc path formation unit and direct current relay including same

#32
20230290599
2023-09-14

Arc path-forming part and direct current relay comprising same

#33
20230290598
2023-09-14

Arc path generation unit and direct current relay including same

#34
20230260728
2023-08-17

Arc path formation unit and direct current relay comprising same

#35
20230162935
2023-05-25

CONTACT DEVICE AND ELECTROMAGNETIC RELAY EQUIPPED WITH SAME

#36
20230154710
2023-05-18

HERMETICALLY SEALED ELECTROMAGNETIC CONTACTOR

#37
20230104469
2023-04-06

ELECTROMAGNETIC RELAY

#38
20230101203
2023-03-30

ELECTROMAGNETIC RELAY

#39
20230019139
2023-01-19

RELAY

#40
20220415597
2022-12-29

Switch

#41
20220415596
2022-12-29

Switch configured to form magnetic fields relative to contact points

#42
20220406546
2022-12-22

Electromagnetic relay

#43
20220406545
2022-12-22

Arc path formation unit and direct current relay including same

#44
20220336177
2022-10-20

Arc path formation unit and direct current relay including same

#45
20220301798
2022-09-22

Arc path formation unit and direct current relay including same

#46
20220301797
2022-09-22

Arc path forming unit and direct current relay comprising same

#47
20220293379
2022-09-15

Arc path forming unit and direct current relay comprising same

#48
20220293378
2022-09-15

ELECTROMAGNETIC RELAY

#49
20220254591
2022-08-11

ARC PATH FORMING UNIT AND DIRECT CURRENT RELAY COMPRISING SAME

#50
20220051863
2022-02-17

Electromagnetic relay including fixed terminal having chamfered shape or movable contact piece having chamfered shape

#51
20220013315
2022-01-13

Electromagnetic relay

#52
20210398763
2021-12-23

Electromagnetic relay

#53
20210358707
2021-11-18

Contact point device and electromagnetic relay

#54
20210358706
2021-11-18

Contact point device and electromagnetic relay

#55
20210335565
2021-10-28

Relay

#56
20210159036
2021-05-27

Contact device and electromagnetic relay

#57
20210027963
2021-01-28

Relay

#58
20200312584
2020-10-01

Electrical contactor system

#59
20200234902
2020-07-23

Contactor with arc suppressor

#60
20200105488
2020-04-02

Electromagnetic relay

#61
20190304726
2019-10-03

Electromagnetic relay

#62
20190189375
2019-06-20

Electromagnetic relay and coil terminal

#63
20190148096
2019-05-16

Double breaker switch

#64
20190148094
2019-05-16

Electromagnetic relay

#65
20190131094
2019-05-02

Electromagnetic relay

#66
20190122844
2019-04-25

Electromagnetic relay

#67
20190096616
2019-03-28

Electromagnetic relay

#68
20190066951
2019-02-28

CONTACT APPARATUS

#69
20190035585
2019-01-31

ELECTROMAGNETIC RELAY

#70
20190025375
2019-01-24

Temperature-based electromagnetic switching

#71
20180182584
2018-06-28

Electromagnetic relay

#72
20180068818
2018-03-08

Contact mechanism and electromagnetic relay using the same

#73
20180067166
2018-03-08

Cleaning and motor heating electromagnetic motor control switching

#74
20180061600
2018-03-01

Electromagnetic relay

#75
20170330716
2017-11-16

Electronic switch device with ceramic sheets

#76
20170309429
2017-10-26

Electromagnetic relay

#77
20170301496
2017-10-19

Electromagnetic relay

#78
20170301495
2017-10-19

Electromagnetic relay

#79
20170301494
2017-10-19

Electromagnetic relay

#80
20170162353
2017-06-08

Electromagnetic relay

#81
20170133183
2017-05-11

Electromagnetic relay and coil terminal

#82
20170032917
2017-02-02

ELECTRONIC SWITCH DEVICE WITH CERAMIC MATERIALS

#83
20170025232
2017-01-26

CONTACT DEVICE

#84
20160372286
2016-12-22

Electromagnetic relay including yoke-retaining bottom plate

#85
20160300673
2016-10-13

Electromagnetic relay

#86
20160260566
2016-09-08

Sealed contact device

#87
20160233039
2016-08-11

Contact apparatus

#88
20160134224
2016-05-12

Cleaning and motor heating electromagnetic motor control switching

#89
20160134209
2016-05-12

6-pole based wye-delta motor starting system and method

#90
20160134207
2016-05-12

Synchronized reapplication of power for driving an electric motor

#91
20160133417
2016-05-12

Electromagnetic switch interlock system and method

#92
20160133414
2016-05-12

Single-pole, single current path switching system and method

#93
20160133412
2016-05-12

Temperature-based electromagnetic switching

#94
20160133411
2016-05-12

Intelligent timed electromagnetic switching

#95
20160131712
2016-05-12

Wellness monitoring of electromagnetic switching devices

#96
20160111239
2016-04-21

Axial magnetic field coil for vacuum interrupter

#97
20160093458
2016-03-31

Direct current relay

#98
20150380193
2015-12-31

Electromagnetic contactor

#99
20150255236
2015-09-10

Contact apparatus

#100
20150035631
2015-02-05

Electromagnetic switch

#101
20150034600
2015-02-05

Contact device, and electromagnetic switch in which the contact device is used

#102
20150022296
2015-01-22

Switch including an arc extinguishing container with a metal body and a resin cover

#103
20150022291
2015-01-22

Contact device having arc root movement promotion portion, and electromagnetic switch in which the contact device is used

#104
20140014622
2014-01-16

Electromagnetic contactor

#105
20140013583
2014-01-16

Method for assembling arc-extinguishing chamber of electromagnetic contactor

#106
20130301181
2013-11-14

Electromagnetic contactor

#107
20130257567
2013-10-03

Electromagnetic contactor

#108
20130214884
2013-08-22

Relay

#109
20130169389
2013-07-04

DC power relay

#110
20130115807
2013-05-09

Contact apparatus

#111
20130012037
2013-01-10

Contact device

#112
20120313737
2012-12-13

Electromagnetic relay and method of manufacturing the same

#113
20110181381
2011-07-28

Electromagnetic relay

#114
20090322454
2009-12-31

Electromagnetic relay

#115
20090237191
2009-09-24

Electromagnetic relay