ClassID:

202456

H01H9/34 - CPC Classification

Classification description:

Details of switching devices, not covered by groups  - ; Means for extinguishing or preventing arc between current-carrying parts Stationary parts for restricting or subdividing the arc, e.g. barrier plate

Sub-classes:
Recent Application in this class:
#1
20250372317
2025-12-04

LOW AND MEDIUM VOLTAGE SWITCHING APPARATUS

#2
20250336621
2025-10-30

SWITCHING APPARATUS FOR ELECTRICAL SYSTEMS

#3
20240331957
2024-10-03

Low Voltage Switch Pole

#4
20240234056
2024-07-11

ARC CHUTE AND LOAD SWITCH COMPRISING SAME

#5
20240136130
2024-04-25

ARC CHUTE AND LOAD SWITCH COMPRISING SAME

#6
20240021382
2024-01-18

ELECTRONIC SNUBBER FOR ELIMINATION OF SWITCH CONTACT IMPEDANCE INCREASE AND ARC CONTAMINANT DEPOSITION

#7
20230352252
2023-11-02

Fuse and circuit system

#8
20230343524
2023-10-26

DETACHABLE BARRIER FOR ELECTRICAL SWITCHING APPARATUS

#9
20230033798
2023-02-02

Arc box and electromagnetic contactor comprising same

#10
20230030575
2023-02-02

Breaker and contactor

#11
20230026399
2023-01-26

Breaker, breaker assembly, and contactor

#12
20220351919
2022-11-03

Circuit breaker with double break contacts and non-polarity sensitive design

#13
20190378673
2019-12-12

Movable spring plate and relay thereof

#14
20190371553
2019-12-05

High-voltage large-current relay

#15
20190333721
2019-10-31

Stationary contact assembly and corresponding switch contact

#16
20190221381
2019-07-18

Mono or bidirectional contactor

#17
20190157020
2019-05-23

Switch having an arc-quenching device

#18
20190066939
2019-02-28

Switching device

#19
20190051469
2019-02-14

System and method for thermal protection of automatic transfer switch

#20
20180218864
2018-08-02

High voltage DC relay

#21
20180197710
2018-07-12

Relay

#22
20180182584
2018-06-28

Electromagnetic relay

#23
20180061591
2018-03-01

Contactor and contactor system

#24
20170309426
2017-10-26

Electric arc-control device

#25
20170178831
2017-06-22

Electric switching apparatus comprising an improved arc-quenching device

#26
20170103858
2017-04-13

Knife blade switch contact with high resistance portion

#27
20160336131
2016-11-17

Fuse having an explosion chamber

#28
20160233039
2016-08-11

Contact apparatus

#29
20160211092
2016-07-21

Low-voltage switching device with a variable design

#30
20160163482
2016-06-09

Circuit breakers with moving contact having heel-toe action

#31
20160126035
2016-05-05

Hybrid cutoff member for an electric circuit

#32
20160079008
2016-03-17

Non-fusible switch assemblies, line base assemblies, load bus connector assemblies, and operational methods

#33
20150371792
2015-12-24

Electrical transfer switch system

#34
20150348720
2015-12-03

Electrical switching apparatus, and arc chute assembly and barrier member therefor

#35
20150318133
2015-11-05

Modular electrical switch device comprising at least one unipolar cut-off unit and a switch assembly comprising such devices

#36
20150255228
2015-09-10

Minitype breaker with high stability

#37
20150243467
2015-08-27

Fuse load-break switch for low-voltage high-power fuses

#38
20150035631
2015-02-05

Electromagnetic switch

#39
20150028973
2015-01-29

Slot motor, slot motor cover, slot motor—arc plate assembly, and methods of operation

#40
20150015997
2015-01-15

Passive arc protection for main breaker line side power conductors

#41
20140374384
2014-12-25

Electrical switch

#42
20140319099
2014-10-30

Switching device for direct current applications

#43
20140268505
2014-09-18

Arc chute assembly for an automatic transfer switch system and methods of assembling the same

#44
20140062627
2014-03-06

Electromagnetic contactor

#45
20130229247
2013-09-05

Electromagnetic contactor

#46
20120326814
2012-12-27

Electric protection apparatus comprising at least one breaking module controlled by a control device with electromagnetic coil

#47
20120325633
2012-12-27

CIRCUIT BREAKER

#48
20120324715
2012-12-27

Method for controlling gap in circuit breaker

#49
20120313737
2012-12-13

Electromagnetic relay and method of manufacturing the same

#50
20120145675
2012-06-14

Single direct current arc chamber, and bi-directional direct current electrical switching apparatus employing the same

#51
20110221548
2011-09-15

Sealed contact device

#52
20110032059
2011-02-10

Contact device

#53
20100276266
2010-11-04

Auto transfer switch including cover

#54
20100059481
2010-03-11

Quenching element, quenching unit, quenching and plugging unit, and switching device

#55
20090283500
2009-11-19

Arc extinguishing resin processed article and circuit breaker using the same

#56
20090279216
2009-11-12

Adjustable rating for a fault interrupter and load break switch

#57
20090278636
2009-11-12

Indicator for a fault interrupter and load break switch

#58
20090278635
2009-11-12

Fault interrupter and load break switch

#59
20090278634
2009-11-12

Multiple arc chamber assemblies for a fault interrupter and load break switch

#60
20090277768
2009-11-12

Low Oil Trip Assembly for a Fault Interrupter and Load Break Switch

#61
20090255906
2009-10-15

Arc chute assembly for a circuit breaker

#62
20090160586
2009-06-25

Protection switch

#63
20090146766
2009-06-11

Protection switch

#64
20090145882
2009-06-11

Protection switch

#65
20090090698
2009-04-09

Gassing insulator assembly, and conductor assembly and electrical switching apparatus employing the same

#66
20080061037
2008-03-13

COMPOSITE ARC SUPPRESSION DEVICE

#67
20080030289
2008-02-07

Contactor for direct current and alternating current operation

#68
20070268100
2007-11-22

Electrical switching apparatus, and movable contact assembly and shield therefor

#69
20070210885
2007-09-13

Circuit breaker

#70
20060243576
2006-11-02

Push switch

#71
20060180575
2006-08-17

Electrical service device having an arc prechamber area, arc guide rails and a current-limiting arc-quenching device

#72
20060044091
2006-03-02

Low voltage circuit breaker

#73
20060044090
2006-03-02

Ground fault circuit interrupter

#74
20060017531
2006-01-26

Interrupter assembly for a circuit breaker

#75
20050190025
2005-09-01

Contact device

#76
16055823
2019-12-10

Circuit breaker with snap action contacts

#77
15821517
2019-02-19

Single pole DC circuit breaker with bi-directional arc chamber