ClassID:

202949

H01H33/6661 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid; Vacuum switches; Operating arrangements Combination with other type of switch, e.g. for load break switches

Recent Application in this class:
#1
20260045431
2026-02-12

SWITCHING DEVICE

#2
20250372324
2025-12-04

MEDIUM VOLTAGE SWITCHING APPARATUS

#3
20250343016
2025-11-06

LOAD BREAK DISCONNECT FOR GROUP OPERATED MULTI-PHASE SWITCHES

#4
20250259809
2025-08-14

MODULAR SWITCHGEAR SYSTEM

#5
20250246388
2025-07-31

SMART OUTDOOR SWITCHGEAR FOR CONTROL AND PROTECTION OF CONNECTION AND DISCONNECTION OF MEDIUM-VOLTAGE MICROGRID

#6
20240429006
2024-12-26

SOLID DIELECTRIC INSULATED SWITCHGEAR

#7
20240332920
2024-10-03

COMPACT SWITCHING APPARATUS

#8
20240258050
2024-08-01

HYBRID CIRCUIT BREAKER WITH A VACUUM INTERRUPTER

#9
20240212957
2024-06-27

MULTI-PART MOVING SHAFT ASSEMBLY FOR ULTRA HIGH SPEED ACTUATOR USED IN A HYBRID CIRCUIT BREAKER

#10
20240186087
2024-06-06

Vacuum switching device for a circuit having a main current path and an auxiliary current path

#11
20230368995
2023-11-16

MEDIUM VOLTAGE SWITCHING APPARATUS

#12
20230368994
2023-11-16

METHOD FOR ASSEMBLING A SWITCHING APPARATUS FOR MEDIUM VOLTAGE ELECTRIC SYSTEMS

#13
20230282432
2023-09-07

INLINE DISCONNECT FOR MULTIPHASE ELECTRIC UTILITY LINE APPLICATIONS

#14
20230187151
2023-06-15

Switching device on an electric line comprising a vacuum interrupter

#15
20230010600
2023-01-12

Method and apparatus for energy harvesting from a current source

#16
20220415594
2022-12-29

Vacuum valve and method for manufacturing vacuum circuit breaker

#17
20220384123
2022-12-01

Vacuum interrupter module for a tap changer, power diverter switch, and tap changer

#18
20220375705
2022-11-24

Vacuum circuit breaker

#19
20220344116
2022-10-27

System for limiting a peak current of short-circuit current

#20
20220344115
2022-10-27

Vacuum circuit interrupter with dual plate actuation

#21
20220285110
2022-09-08

Medium voltage switching apparatus

#22
20220181105
2022-06-09

Solid dielectric insulated switchgear

#23
20220115197
2022-04-14

Contact point monitoring device for vacuum circuit breaker, and vacuum circuit breaker comprising same

#24
20220013312
2022-01-13

VACUUM LOAD BREAK SWITCH FOR PERFORMING VACUUM MAKING/BREAKING AND ISOLATION OPERATION IN A SINGLE STROKE

#25
20210407751
2021-12-30

Inline disconnect for multiphase electric utility line applications

#26
20210398760
2021-12-23

Separable electrical connector with a switching apparatus

#27
20210241980
2021-08-05

Grid influencing system

#28
20210134545
2021-05-06

Three-pole polymeric switch having command and protection electronics integrated into a standalone device

#29
20200350130
2020-11-05

Universal vacuum interrupter for air disconnect switches

#30
20200279703
2020-09-03

Arrangement and method for switching high currents in high-, medium- and/or low-voltage engineering

#31
20200219672
2020-07-09

Disconnector pole for gas insulated switchgear

#32
20200211799
2020-07-02

Circuit breaker for gas insulated switchgear

#33
20200006022
2020-01-02

In-line motorized double break disconnect switch

#34
20190027328
2019-01-24

Gas-insulated vacuum load break switch

#35
20180174785
2018-06-21

Gas-insulated medium voltage switchgear with a circuit breaker pole part arrangement

#36
20180090288
2018-03-29

Actuation system of a vacuum bottle

#37
20170288388
2017-10-05

DC circuit breaker

#38
20170278655
2017-09-28

Embedded-pole HV electrical apparatus combination switchgear

#39
20170236657
2017-08-17

Disconnecting switch and earthing switch for gas insulated switchgear

#40
20170084412
2017-03-23

High voltage puffer breaker and a circuit breaker unit comprising such a puffer breaker

#41
20170018381
2017-01-19

Component for electric power system, and contact assembly and open air arcing elimination method therefor

#42
20160379787
2016-12-29

Visible disconnect switch interlock assembly

#43
20160225557
2016-08-04

Switch

#44
20160133406
2016-05-12

On-load tap changer

#45
20160049775
2016-02-18

Knife switch, a switching device comprising a knife switch and a switchgear

#46
20150294819
2015-10-15

Circuit interrupters with air trap regions in fluid reservoirs

#47
20150235790
2015-08-20

Modular switchgear insulation system

#48
20150144597
2015-05-28

Circuit breaker with low-clearance connections

#49
20150102013
2015-04-16

Switching unit or switching gear

#50
20150084722
2015-03-26

Switch

#51
20150083691
2015-03-26

Switch

#52
20150061806
2015-03-05

Tap changer with an improved drive system

#53
20150028978
2015-01-29

Distribution transformer for voltage regulation of local distribution networks

#54
20150027989
2015-01-29

On-load tap changer

#55
20150021298
2015-01-22

SWITCHGEAR

#56
20140224769
2014-08-14

Power switching apparatus

#57
20140176273
2014-06-26

Tap changer having a vacuum interrupter assembly with an improved damper

#58
20140175059
2014-06-26

Insulating cylinder and a main circuit structure using the same

#59
20140097069
2014-04-10

Switching device and a switchgear

#60
20140043119
2014-02-13

Vacuum interrupter and linear disconnect switch

#61
20130306601
2013-11-21

Vacuum arc extinguishing change-over selector

#62
20130258556
2013-10-03

Switch for solid insulated switchgear

#63
20130256274
2013-10-03

Commutating circuit breaker

#64
20130248338
2013-09-26

Electric switching device and related electric apparatus

#65
20130233831
2013-09-12

Hybrid circuit breaker having a switch with return on closure

#66
20130200045
2013-08-08

Electrical isolator

#67
20130187733
2013-07-25

Switchgear visible disconnect mechanical interlock

#68
20130187732
2013-07-25

Circuit breaker remote tripping

#69
20120311851
2012-12-13

Method of making a circuit interrupting device

#70
20120292163
2012-11-22

Medium voltage circuit breaker arrangement

#71
20120187090
2012-07-26

Medium-voltage switchgear device comprising a vacuum cartridge

#72
20120175234
2012-07-12

Switch unit and switchgear

#73
20120048692
2012-03-01

Latching and locking device inside a switch or a circuit breaker

#74
20110232959
2011-09-29

Medium-voltage electric distribution cubicle

#75
20110227252
2011-09-22

Method of making a circuit interrupting device

#76
20110147172
2011-06-23

Interlock apparatus of ground switch for vacuum circuit breaker

#77
20110062117
2011-03-17

Vacuum insulated switchgear

#78
20110056917
2011-03-10

Circuit breaker with high-speed mechanically interlocked impedance grounding switch

#79
20110036811
2011-02-17

Switchgear and method for operating switchgear

#80
20110000886
2011-01-06

Vacuum circuit breaker and gas-insulated switchgear using the same

#81
20100326960
2010-12-30

Vacuum interrupter switch for power distribution systems

#82
20100276395
2010-11-04

35kV Rubber Molded Fused Vacuum Interrupter

#83
20100220418
2010-09-02

Alternator circuit-breaker with an inserted resistance

#84
20100220417
2010-09-02

Compact disconnector circuit-breaker for an alternator

#85
20100170874
2010-07-08

Vacuum insulated switchgear

#86
20100102035
2010-04-29

Power line current interrupter having a vacuum switch chamber

#87
20100089874
2010-04-15

SWITCHGEAR

#88
20090237869
2009-09-24

Switchgear

#89
20090173612
2009-07-09

Rotational stabilizer

#90
20090141430
2009-06-04

Gas-Insulated Switchpanel of a Medium-Voltage Switchgear Assembly

#91
20090095716
2009-04-16

Circuit Breaker

#92
20090078681
2009-03-26

Vacuum circuit interrupter grounding assembly

#93
20090071809
2009-03-19

Combined circuit breaker and disconnector for an alternator with actuation by an assembly of a main shaft and secondaries shafts

#94
20090020506
2009-01-22

Electrical switching device

#95
20080308532
2008-12-18

Vacuum insulated switchgear

#96
20080308531
2008-12-18

Vacuum insulated switchgear

#97
20080245772
2008-10-09

Vacuum Interrupter

#98
20080217153
2008-09-11

Insulating Body For a Medium-Voltage Switchgear Assembly

#99
20080217148
2008-09-11

Circuit interrupter assembly

#100
20080197008
2008-08-21

Electrical Switchgear and Method for Operating an Electrical Switchgear

#101
20080190895
2008-08-14

Switchgear having main circuit switches disposed in separate vacuum chambers

#102
20080110738
2008-05-15

Three-pole apparatus for a medium or high voltage cubicle and associated cubicle comprising such a three-pole apparatus

#103
20080026644
2008-01-31

Conductor connection

#104
20080011591
2008-01-17

Actuation by cylindrical CAM of a circuit-breaker for an alternator

#105
20070295691
2007-12-27

Vacuum recloser

#106
20070278188
2007-12-06

Connector system for an insulated switch with provision for grounding and visible break

#107
20070267388
2007-11-22

Electrical switching system

#108
20070262055
2007-11-15

Alternator disconnector circuit-breaker by a servomotor

#109
20070145015
2007-06-28

Medium-voltage switchgear assembly

#110
20070109694
2007-05-17

Fault interrupter and disconnect device

#111
20060186091
2006-08-24

Gas-insulated switchgear tank

#112
20060091112
2006-05-04

Drive kinematics in a hybrid circuit-breaker

#113
20060034037
2006-02-16

Switching installation provided with an electrically insulating barrier

#114
20060006143
2006-01-12

Earthing switch

#115
20050247677
2005-11-10

Control device for actuating at least two items of switchgear in co-ordinated manner, one of which items performs interruption in a vacuum

#116
20050219804
2005-10-06

Gas-insulated switchgear

#117
20050211675
2005-09-29

High-voltage hybrid circuit-breaker

#118
20050173143
2005-08-11

Vacuum switchgear

#119
20050150869
2005-07-14

Isolator/circuit-breaker device for electric substations

#120
20050141176
2005-06-30

Vacuum switchgear system and kit for system

#121
20050139579
2005-06-30

Vacuum switchgear system

#122
20050103514
2005-05-19

Vacuum switchgear

#123
20050056617
2005-03-17

Gas-insulated switchgear tank

#124
17567288
2023-04-11

Disconnector having additional holding forces

#125
15632317
2018-11-13

Three phase unitized high voltage switch assembly with a cantilevered telescoping base

#126
14672180
2016-05-31

Unitized phase over phase two-way or three-way high voltage switch assembly with one vacuum interrupter per phase