ClassID:

203150

H01H39/004 - CPC Classification

Classification description:

Switching devices actuated by an explosion produced within the device and initiated by an electric current Closing switches

Recent Application in this class:
#1
20250266226
2025-08-21

ELECTRICAL CONNECTION SWITCHING MEMBER HAVING PENETRATING BODY

#2
20250183625
2025-06-05

QUICK DISCONNECT ARRESTER

#3
20250157767
2025-05-15

ELECTRIC CIRCUIT SWITCHING DEVICE

#4
20250149284
2025-05-08

SOLID STATE PARALLEL ARC ISOLATING DEVICE

#5
20250140498
2025-05-01

ELECTRICAL CIRCUIT SWITCHING DEVICE

#6
20240013985
2024-01-11

SAFETY SWITCH

#7
20230290595
2023-09-14

Electrical fuse device, method of manufacturing a fuse device and a method of operating an electrical fuse device

#8
20230197381
2023-06-22

Three-phase arc quenching device operated by one actuator

#9
20230154708
2023-05-18

Switchgear and power converter

#10
20230120705
2023-04-20

Electrical Fuse Device, Method of Manufacturing a Fuse Device and a Method of Operating an Electrical Fuse Device

#11
20230066646
2023-03-02

Electric circuit breaker device

#12
20220392724
2022-12-08

SWITCH FOR INTERRUPTION OF A DIRECT CURRENT CIRCUIT POWERED BY TWO ELECTRIC VOLTAGE SOURCES

#13
20220044883
2022-02-10

Electrical normally open contact

#14
20220037094
2022-02-03

Switch with pyrotechnic actuator

#15
20210358704
2021-11-18

Direct current electric circuit interrupting switch assembly

#16
20210066009
2021-03-04

Short-circuiting device for use in low-voltage and medium-voltage systems for the protection of property and persons

#17
20200321181
2020-10-08

Pyrotechnic switching device

#18
20200286703
2020-09-10

Electric fuse element, and method for operating an electric fuse element

#19
20200286693
2020-09-10

Electric closing element

#20
20190393008
2019-12-26

A PYROTECHNIC SHORT-CIRCUITER

#21
20190283626
2019-09-19

HV energy storage device

#22
20190252145
2019-08-15

Short-circuiting device for use in low-voltage and medium-voltage systems for protecting parts and personnel

#23
20190122842
2019-04-25

Actuator

#24
20190006137
2019-01-03

Actuator

#25
20180294130
2018-10-11

Device for switching an electrical circuit

#26
20180096808
2018-04-05

Permanent short-circuit device

#27
20170236663
2017-08-17

Bypass switch

#28
20170200577
2017-07-13

Electric pulse generator

#29
20170126000
2017-05-04

High-speed closing device and switchgear including high-speed closing device

#30
20160225558
2016-08-04

Switch for short-circuiting a direct-current power source

#31
20160203929
2016-07-14

Bypass switch for HVDC transmission

#32
20160114695
2016-04-28

Battery module disconnect arrangement

#33
20160049271
2016-02-18

Pyrotechnically actuated switch

#34
20150248979
2015-09-03

Electrical pyrotechnic switch

#35
20150206681
2015-07-23

Electrical switch forming a fast-acting circuit breaker

#36
20150108091
2015-04-23

Bypass switch assembly

#37
20150049405
2015-02-19

Arrester bypass devices

#38
20140145321
2014-05-29

Power semiconductor housing with contact mechanism

#39
20140061011
2014-03-06

Conduction breaking device

#40
20130194707
2013-08-01

Switchgear with switching device driven by propellant charge

#41
20130126326
2013-05-23

Cutout switch or changeover switch having breakable permanent electrical junction

#42
20130050907
2013-02-28

Multiple discharge device cascading switch and fuse design

#43
20130033796
2013-02-07

Insulated arc flash arrester

#44
20120199451
2012-08-09

Low-, medium-, or high-voltage switching device with chemical charge means

#45
20120152702
2012-06-21

Switch arrangement for medium and high-voltage switching devices

#46
20110267852
2011-11-03

Fault protection in voltage source converters with redundant switching cells via mechanical switches being closed pyrotechnically

#47
20110226740
2011-09-22

Vacuum switch having fixed rail terminals on both sides

#48
20110163070
2011-07-07

Low-voltage, medium-voltage or high-voltage assembly

#49
20110057762
2011-03-10

SHORT-CIRCUITING APPARATUS WITH PYROTECHNIC INITIATION

#50
20100219162
2010-09-02

Low-voltage, medium-voltage or high-voltage switchgear assembly having a short-circuiting system

#51
20100155371
2010-06-24

Short-circuit device for medium and high-voltage switching devices

#52
20100089739
2010-04-15

Device for breaking/making an electric circuit

#53
20090141416
2009-06-04

Device for short-circuiting power semiconductor modules

#54
20090120773
2009-05-14

METHOD FOR QUENCHING A FAULT ARC, WITHIN A MEDIUM-VOLTAGE AND HIGH-VOLTAGE SWITCHGEAR ASSEMBLY, AS WELL AS SHORTING DEVICE ITSELF

#55
20080191830
2008-08-14

Load shedder

#56
20080007881
2008-01-10

Circuit breaker and short circuiter combination

#57
20080006607
2008-01-10

Electrical circuit breaker

#58
20070102269
2007-05-10

Drive for switching device

#59
15184296
2019-01-15

System and method of increasing reliability in high pressure switches