ClassID:

202809

H01H31/003 - CPC Classification

Classification description:

Air-break switches for high tension without arc-extinguishing or arc-preventing means Earthing switches

Recent Application in this class:
#1
20260120982
2026-04-30

FAST EARTHING SWITCH

#2
20260011513
2026-01-08

OPERATING MECHANISM FOR A SWITCHGEAR DEVICE

#3
20250372324
2025-12-04

MEDIUM VOLTAGE SWITCHING APPARATUS

#4
20250104946
2025-03-27

FAST EARTHING SWITCH FOR INTERRUPTING NON-SHORT-CIRCUIT CURRENTS

#5
20240355569
2024-10-24

ELECTRICAL ASSEMBLY

#6
20240312740
2024-09-19

DISCONNECTOR AND EARTHING SWITCH WITH TELESCOPIC CONTACT

#7
20240274384
2024-08-15

FAST EARTHING SWITCH IMPLEMENTING THE COANDA EFFECT

#8
20240242906
2024-07-18

RAPID SAFETY SWITCH AND RAPID SAFETY SWITCH SYSTEM

#9
20240145193
2024-05-02

APPARATUSES AND METHODS FOR IMPROVED SWITCHGEAR SENSOR DATA COMMUNICATION

#10
20240071698
2024-02-29

Switch for a Medium Voltage or High Voltage Switchgear

#11
20230187151
2023-06-15

Switching device on an electric line comprising a vacuum interrupter

#12
20220367133
2022-11-17

Three-position disconnector switch

#13
20220367132
2022-11-17

Three-position disconnector switch

#14
20220293367
2022-09-15

Switch-fuse module

#15
20220165521
2022-05-26

Disconnector device with passive radio device, grid protection system having the disconnector device, and method for indicating a state of the disconnector device

#16
20220115195
2022-04-14

Three-position disconnector switch

#17
20210375565
2021-12-02

Switch for a medium voltage or high voltage switchgear

#18
20210319963
2021-10-14

Dielectric shield for a switching device

#19
20210183597
2021-06-17

Three-position disconnector switch

#20
20210151963
2021-05-20

Switchgear

#21
20210142968
2021-05-13

Switch assembly for detection unit of switchgear or controlgear and associated compartment and switchgear

#22
20210012978
2021-01-14

Spring loaded auxiliary contact system for bus transfer switching in a center break switch

#23
20200020494
2020-01-16

Earthing switch having dynamic braking resistors

#24
20190371546
2019-12-05

Switch

#25
20190312416
2019-10-10

High-voltage or medium-voltage switching system

#26
20190198272
2019-06-27

Switch and method for disconnecting a switch

#27
20190139727
2019-05-09

Fast earthing switch device for HV applications

#28
20190108950
2019-04-11

Switch

#29
20190052067
2019-02-14

Grounding switch for use in metal-clad switchgear

#30
20190027328
2019-01-24

Gas-insulated vacuum load break switch

#31
20180197709
2018-07-12

3-way disconnector and earth switch for gas insulated switchgear

#32
20180182568
2018-06-28

High-voltage earthing switch

#33
20180158630
2018-06-07

Switching device and an electric power distribution switchgear

#34
20180144890
2018-05-24

Quickly closing switch element

#35
20180138671
2018-05-17

Cam selector for an earthing switch

#36
20180122590
2018-05-03

Switch for gas insulated switchgear, and gas insulated switching device

#37
20180090288
2018-03-29

Actuation system of a vacuum bottle

#38
20180061588
2018-03-01

Combined discharging and grounding device for a high voltage power converter

#39
20170350507
2017-12-07

Device for actuating a rotating shaft selected from a plurality of parallel rotating shafts

#40
20170346263
2017-11-30

Switchgear

#41
20170330702
2017-11-16

Mechanical interlock assembly for disconnector and earthing switch

#42
20170327006
2017-11-16

DC circuit breaker and disconnector

#43
20170278655
2017-09-28

Embedded-pole HV electrical apparatus combination switchgear

#44
20170271099
2017-09-21

Network transformer primary disconnect assembly

#45
20170236657
2017-08-17

Disconnecting switch and earthing switch for gas insulated switchgear

#46
20170110263
2017-04-20

Knife switch assembly, an electric power distribution switchgear and a method for preventing electric discharges

#47
20170054229
2017-02-23

Grounding system

#48
20160329176
2016-11-10

Earthing switch

#49
20160126029
2016-05-05

Network transformer primary disconnect assembly

#50
20160049775
2016-02-18

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

#51
20150144468
2015-05-28

Isolating ground switch

#52
20150131207
2015-05-14

Switchgear

#53
20150116886
2015-04-30

Multiphase circuit breaker system having a short-circuit link

#54
20150034464
2015-02-05

Strong current static contact device for high voltage earthing switches

#55
20150021298
2015-01-22

SWITCHGEAR

#56
20140346023
2014-11-27

Automated grounding device with visual indication

#57
20140246294
2014-09-04

Linear actuating earthing switch

#58
20140175059
2014-06-26

Insulating cylinder and a main circuit structure using the same

#59
20140116859
2014-05-01

3-way switch for a gas-insulated apparatus

#60
20140097069
2014-04-10

Switching device and a switchgear

#61
20140091886
2014-04-03

Operating mechanism

#62
20140076702
2014-03-20

Switch

#63
20130334023
2013-12-19

Linear actuating earthing switch

#64
20130258556
2013-10-03

Switch for solid insulated switchgear

#65
20130248341
2013-09-26

Switch

#66
20130233831
2013-09-12

Hybrid circuit breaker having a switch with return on closure

#67
20130168216
2013-07-04

Three-position actuator for switchgear

#68
20130167675
2013-07-04

Sector gear and gas-insulated switchgear having the same

#69
20130163165
2013-06-27

Gas-insulated switchgear

#70
20130032575
2013-02-07

Metal-encapsulated, gas-insulated, combined switch disconnector and earthing switch

#71
20120300358
2012-11-29

Grounding switch

#72
20120273333
2012-11-01

Scalable medium voltage latching earthing switch

#73
20120212307
2012-08-23

Electromagnetically operated switching device

#74
20120181156
2012-07-19

GAS-INSULATED HIGH-VOLTAGE SWITCHING SYSTEM

#75
20120175234
2012-07-12

Switch unit and switchgear

#76
20120145521
2012-06-14

Fluorinated ketones as high-voltage insulating medium

#77
20120120560
2012-05-17

Metal-encapsulated, polyphase, gas-insulated busbar switch disconnector and earthing switch

#78
20120103767
2012-05-03

High-voltage arrangement

#79
20120092847
2012-04-19

Viewing window and ground contact connection for a high-voltage arrangement

#80
20120090975
2012-04-19

SWITCHING DEVICE

#81
20120085633
2012-04-12

Drive mechanism for electric switching devices having three separate positions

#82
20120048692
2012-03-01

Latching and locking device inside a switch or a circuit breaker

#83
20120012449
2012-01-19

Disconnecting switch with earthing switch

#84
20110232959
2011-09-29

Medium-voltage electric distribution cubicle

#85
20110147172
2011-06-23

Interlock apparatus of ground switch for vacuum circuit breaker

#86
20110101989
2011-05-05

Systems and methods for testing the standoff capability of an overhead power transmission line

#87
20110094862
2011-04-28

TECHNIQUES FOR MAKING HIGH VOLTAGE CONNECTIONS

#88
20110078357
2011-03-31

Medium voltage switch unit

#89
20110068635
2011-03-24

MEDIUM OR HIGH VOLTAGE SWITCHGEAR APPARATUS AND METHOD OF EARTHING

#90
20110062117
2011-03-17

Vacuum insulated switchgear

#91
20110036811
2011-02-17

Switchgear and method for operating switchgear

#92
20110012616
2011-01-20

Systems and methods for assessing standoff capabilities of in-service power line insulators

#93
20110012615
2011-01-20

Systems and methods for assessing standoff capabilities of in-service power line insulators

#94
20110012436
2011-01-20

Systems and methods for assessing standoff capabilities of in-service power line insulators

#95
20110000771
2011-01-06

Three-positions disconnector for medium voltage panels

#96
20100243611
2010-09-30

Vacuum insulating switch gear

#97
20100243415
2010-09-30

Switch

#98
20100219053
2010-09-02

Switch

#99
20100213045
2010-08-26

Switch

#100
20100170874
2010-07-08

Vacuum insulated switchgear

#101
20100155214
2010-06-24

Mechanical control device especially for controlling a high-voltage or medium-voltage disconnector

#102
20100134223
2010-06-03

Device for sectioning an electrical circuit and a system for distributing electrical energy including the sectioning device

#103
20100122967
2010-05-20

Vacuum switchgear

#104
20100102035
2010-04-29

Power line current interrupter having a vacuum switch chamber

#105
20100089875
2010-04-15

High and medium voltage switch apparatus with two interrupters, having common means for actuating the movable contacts of the interrupters

#106
20100089874
2010-04-15

SWITCHGEAR

#107
20100089732
2010-04-15

Electrical switch apparatus having two interrupters, such as a busbar disconnector and a grounding disconnector, and including common actuator means for the movable contacts of the interrupters

#108
20100072175
2010-03-25

Electrical switching device having a contact piece which can move along a movement axis

#109
20100038343
2010-02-18

Vacuum switch

#110
20090266695
2009-10-29

Switch for a switchgear assembly for power supply and distribution

#111
20090250435
2009-10-08

Gas insulating switchgear equipped with grounding switchgear

#112
20090194403
2009-08-06

Heavy-duty circuit breaker with a housing

#113
20090179718
2009-07-16

HIGH-POWERED SWITCHING DEVICE DISPOSED ON AN ELECTRICALLY POWERED VEHICLE

#114
20090166168
2009-07-02

Grounding switch

#115
20090152079
2009-06-18

Switching device for an electrical switchgear assembly for energy distribution

#116
20090141430
2009-06-04

Gas-Insulated Switchpanel of a Medium-Voltage Switchgear Assembly

#117
20090133996
2009-05-28

Electric switch having an annular stationary contact

#118
20090120909
2009-05-14

Grounding disconnector and a method of manufacturing such a grounding disconnector

#119
20090078554
2009-03-26

Techniques for making high voltage connections

#120
20090045171
2009-02-19

Circuit breaker with high speed mechanically-interlocked grounding switch

#121
20090045170
2009-02-19

Earthing switch

#122
20090020506
2009-01-22

Electrical switching device

#123
20090015991
2009-01-15

Gas-Insulated Switchgear Assembly Having An Inspection Window For Visually Detecting The Switching Position Of The Switching Contacts

#124
20090008229
2009-01-08

Contact system for a short-circuiting device in a medium-voltage or high-voltage switchboard plant

#125
20080308532
2008-12-18

Vacuum insulated switchgear

#126
20080308531
2008-12-18

Vacuum insulated switchgear

#127
20080302765
2008-12-11

Vacuum-Insulated Switching Device

#128
20080245772
2008-10-09

Vacuum Interrupter

#129
20080217154
2008-09-11

Contact Arrangement with a Limiting Element, Which Limits the Deflection of the Moveable Contact Piece

#130
20080217153
2008-09-11

Insulating Body For a Medium-Voltage Switchgear Assembly

#131
20080217152
2008-09-11

High-voltage circuit breaker and switch arrangement

#132
20080190895
2008-08-14

Switchgear having main circuit switches disposed in separate vacuum chambers

#133
20080110738
2008-05-15

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

#134
20070278080
2007-12-06

Spindle drive for a switch disconnector and/or grounding switch

#135
20070267388
2007-11-22

Electrical switching system

#136
20070228014
2007-10-04

Vacuum switchgear

#137
20070175866
2007-08-02

Vacuum insulated switchgear

#138
20070158311
2007-07-12

Three-position ground switch

#139
20070151952
2007-07-05

High-voltage outdoor bushing configuration

#140
20070145015
2007-06-28

Medium-voltage switchgear assembly

#141
20070119818
2007-05-31

Compressed-gas-insulated switch-disconnector module and bushing configuration

#142
20070017904
2007-01-25

Switch assembly

#143
20070000876
2007-01-04

Vacuum insulated switchgear

#144
20060283842
2006-12-21

Switching device with a disconnection and/or grounding function

#145
20060237394
2006-10-26

Vacuum Switchgear

#146
20060124599
2006-06-15

Grounding switch having a moveable contact piece

#147
20060105880
2006-05-18

Mechanical control device for an electrical switchgear with three switching positions, provided with a selection lever cooperating with a cam

#148
20060049144
2006-03-09

Switch and disconnector apparatus for electric substations

#149
20060037944
2006-02-23

Vacuum insulated switchgear

#150
20060034037
2006-02-16

Switching installation provided with an electrically insulating barrier

#151
20060006143
2006-01-12

Earthing switch

#152
20050236371
2005-10-27

Gas-insulated switchgear device

#153
20050219804
2005-10-06

Gas-insulated switchgear

#154
20050201028
2005-09-15

Switchgear and receiving transformation apparatus using the same

#155
20050189326
2005-09-01

Compact earthing switch for gas-insulated switchgear assemblies

#156
20050189325
2005-09-01

Insulated earthing switch for gas-insulated switchgear assemblies

#157
20050173143
2005-08-11

Vacuum switchgear

#158
20050150869
2005-07-14

Isolator/circuit-breaker device for electric substations

#159
20050141176
2005-06-30

Vacuum switchgear system and kit for system

#160
20050139579
2005-06-30

Vacuum switchgear system

#161
20050103514
2005-05-19

Vacuum switchgear

#162
20050035087
2005-02-17

Earthing switch

#163
16571580
2020-09-22

Air insulated grounding switch

#164
16455306
2020-06-02

Gas insulated grounding switch