ClassID:

202863

H01H33/14 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Details; Means for extinguishing or preventing arc between current-carrying parts Multiple main contacts for the purpose of dividing the current through, or potential drop along, the arc

Sub-classes:
Recent Application in this class:
#1
20260066199
2026-03-05

ARC-EXTINGUISHING APPARATUS

#2
20260045431
2026-02-12

SWITCHING DEVICE

#3
20240404773
2024-12-05

High voltage circuit breaker with particle trap

#4
20230207239
2023-06-29

Arc chute energy bypass in circuit breakers

#5
20220293369
2022-09-15

Switching device comprising two interrupter units connected in series

#6
20220216021
2022-07-07

Circuit breaker

#7
20220044892
2022-02-10

Switch device, high-voltage circuit breaker, and method for operating the switch device

#8
20200258703
2020-08-13

Triggered gap switching device

#9
20200111631
2020-04-09

Mechanical closing of a current interrupter

#10
20200006022
2020-01-02

In-line motorized double break disconnect switch

#11
20190355534
2019-11-21

Mechanical cut-off apparatus for a high-voltage or very high-voltage electric circuit with splitting device

#12
20190326083
2019-10-24

Electrical switch

#13
20190108960
2019-04-11

Ultrafast electromechanical disconnect switch having contact pressure adjustment

#14
20190108959
2019-04-11

Ultrafast single actuator electromechanical disconnect switch

#15
20190088434
2019-03-21

Ultrafast electromechanical disconnect switch having elliptical shell surrounded actuator

#16
20190088433
2019-03-21

Ultrafast electromechanical disconnect switch having contact pressure adjustment and switching chamber

#17
20180233309
2018-08-16

Mechanical cut-off apparatus for a high-voltage or very high-voltage electric circuit with splitting device

#18
20180166236
2018-06-14

Switching system

#19
20180138695
2018-05-17

Arc-free DC circuit breaker

#20
20180138689
2018-05-17

DC circuit breaker combining magnetic induction transfer and resistance current limiting

#21
20180138687
2018-05-17

Hybrid circuit breaker having a bridge induction transfer structure

#22
20160329182
2016-11-10

Ultrafast electromechanical disconnect switch

#23
20160322185
2016-11-03

Double-contact switch with vacuum switching chambers

#24
20160301196
2016-10-13

Switchgear manual control plug racking interlock structure

#25
20150206676
2015-07-23

Switch

#26
20140360850
2014-12-11

Power switchgear

#27
20140110235
2014-04-24

Dual current path for high rated currents

#28
20140069891
2014-03-13

Gas circuit breaker

#29
20140034613
2014-02-06

Photovoltaic switchgear with sacrificial fuse

#30
20140014622
2014-01-16

Electromagnetic contactor

#31
20130293985
2013-11-07

High voltage direct current circuit breaker arrangement and method

#32
20130284703
2013-10-31

Gas circuit breaker

#33
20130153538
2013-06-20

Arc extinguishing apparatus for ring main unit

#34
20130098874
2013-04-25

Switch having two sets of contact elements

#35
20130057083
2013-03-07

High-voltage switching device

#36
20130015930
2013-01-17

Fast switch with non-circular Thomson coil

#37
20120256711
2012-10-11

Switch having two sets of contact elements and two drives

#38
20120187089
2012-07-26

HIGH-VOLTAGE, SUPER-VOLTAGE AND HEAVY CURRENT BREAKER

#39
20120032762
2012-02-09

High voltage direct current circuit breaker arrangement and method

#40
20100270266
2010-10-28

Circuit breaker with two aligned breaker chambers, a common transmission, and reduced size

#41
20090173719
2009-07-09

Vacuum switchgear

#42
20090134124
2009-05-28

Buffering mechanism for gas circuit breaker

#43
20090084762
2009-04-02

Adjustable switching mechanism for series coupled vaccum interrupters

#44
20090014418
2009-01-15

Electrical Switching Device with Potential Control

#45
20080246342
2008-10-09

Electrical Switching Device Arrangement

#46
20080093344
2008-04-24

Electrical switchgear

#47
20050139579
2005-06-30

Vacuum switchgear system