ClassID:

202461

H01H9/346 - 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 Details concerning the arc formation chamber

Recent Application in this class:
#1
20260142096
2026-05-21

SWITCHING UNIT

#2
20250322997
2025-10-16

ARC EXTINGUISHING UNIT AND AIR CIRCUIT BREAKER COMPRISING SAME

#3
20250292981
2025-09-18

PYROTECHNIC CIRCUIT INTERRUPTER FOR ELECTRIC VEHICLE SYSTEMS

#4
20250266217
2025-08-21

BREAKING UNIT AND ELECTRICAL DEVICE

#5
20250125102
2025-04-17

ELBOW CHANNEL FOR A CUT-OFF CHAMBER OF A SWITCH

#6
20250079095
2025-03-06

EROSION RESISTANT COMPOSITE METAL COATING FOR PLATES OF AN ARC CHUTE ASSEMBLY FOR A CIRCUIT BREAKER

#7
20240234043
2024-07-11

Electrical breaking module equipped with a magnetic blow-out device and electrical breaking apparatus comprising such a module

#8
20240222043
2024-07-04

Device for Extinguishing Arcs in an Electrical Circuit

#9
20240096575
2024-03-21

Non-electrical device for replacing a current sensor in an arc-extinguishing chamber of a switch-disconnector, and a switch-disconnector comprising such a non-electrical device

#10
20230197371
2023-06-22

THREE-PHASE ARC QUENCHING DEVICE WITH TWO PISTONS

#11
20220093348
2022-03-24

Arc chamber for a DC circuit breaker

#12
20210043396
2021-02-11

Low voltage switch pole

#13
20200411263
2020-12-31

Electric switching unit comprising a filtering device

#14
20200075269
2020-03-05

High speed circuit breaker for industrial and railways applications

#15
20200043676
2020-02-06

Arc chamber for a DC circuit breaker

#16
20190326073
2019-10-24

Electrical switch

#17
20190326072
2019-10-24

Low-voltage circuit breaker

#18
20190157028
2019-05-23

Low-voltage multipolar circuit breaker

#19
20190139728
2019-05-09

Switching device with arc extinguishing device and arc guide

#20
20190066939
2019-02-28

Switching device

#21
20180337007
2018-11-22

Removable electric current switching element and electrical switchgear for switching an electric current comprising such a removable switching element

#22
20180323028
2018-11-08

Arc extinguishing structure for direct current circuit breaker

#23
20180240632
2018-08-23

Switchgear for an electric current with separable electrical contacts and with air switching

#24
20180122611
2018-05-03

Extinguishing unit of molded case circuit breaker

#25
20170330720
2017-11-16

High voltage electrical disconnect device with magnetic arc deflection assembly

#26
20170309425
2017-10-26

Air circuit breaker having an improved electric arc quenching chamber

#27
20170309417
2017-10-26

Electric arc extinction chamber

#28
20160329177
2016-11-10

Arc chamber for a contactor and contactor to extinguish electric arcs

#29
20160217951
2016-07-28

Switching device with permanent-magnetic arc extinguishment

#30
20160217950
2016-07-28

Low voltage switch pole

#31
20160203926
2016-07-14

Switching device with improved tripping action in the event of a short circuit

#32
20160141127
2016-05-19

DC voltage switch for high voltage electrical systems

#33
20150041437
2015-02-12

Vacuum bulb, circuit-breaker pole including such a vacuum bulb, and method to manufacture such devices

#34
20150028973
2015-01-29

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

#35
20140374384
2014-12-25

Electrical switch

#36
20140263188
2014-09-18

Arc chamber for bi-directional DC

#37
20140202991
2014-07-24

Gas circuit breaker

#38
20140175056
2014-06-26

Switching device suitable for direct current operation

#39
20140104019
2014-04-17

Electromagnetic contactor and electromagnetic contactor gas encapsulating method

#40
20140104018
2014-04-17

Electromagnetic contactor and electromagnetic contactor gas encapsulating method

#41
20140101937
2014-04-17

Electromagnetic contactor manufacturing method

#42
20130264311
2013-10-10

Switch with quenching chamber

#43
20130264310
2013-10-10

Switch having a quenching chamber

#44
20130234812
2013-09-12

Mounting of splitter plates in the switch pole of a circuit breaker

#45
20130229248
2013-09-05

Electromagnetic contactor

#46
20130186863
2013-07-25

Arc chute assembly and method of manufacturing same

#47
20130001202
2013-01-03

Carrier link insulator for a circuit breaker

#48
20120211469
2012-08-23

Circuit breaker with arc extinguishing mechanism

#49
20110174781
2011-07-21

Arc chamber employing a number of gassing inserts to form a number of gas flow circulation paths and electrical switching apparatus including the same

#50
20110114602
2011-05-19

Contactor assembly for switching high power to a circuit

#51
20100301015
2010-12-02

Electrical switching device with a thermal release

#52
20100237047
2010-09-23

Circuit breaker arc chambers and methods for operating same

#53
20100176091
2010-07-15

Electrical switchgear unit comprising a complementary electrical function

#54
20090321393
2009-12-31

CURRENT-LIMITING ARC-QUENCHING DEVICE

#55
20090179011
2009-07-16

Ablative-based multiphase current interrupter

#56
20090179009
2009-07-16

Switching device, in particular a power switching device, having two pairs of series-connected switching contacts for interrupting a conducting path

#57
20090120908
2009-05-14

Arc chute and circuit breaker equipped with one such arc chute

#58
20080296264
2008-12-04

Electrical service switching device with an arc blowout device

#59
20080290068
2008-11-27

Arc chute and circuit breaker equipped with one such arc chute

#60
20080073326
2008-03-27

Ablative Circuit Interruption Device

#61
20060180576
2006-08-17

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

#62
20060151439
2006-07-13

Circuit breaker with improved arc extinction system

#63
20060086693
2006-04-27

Arc extinguisher assembly for molded case circuit breaker