ClassID:

202232

H01H3/001 - CPC Classification

Classification description:

Mechanisms for operating contacts Means for preventing or breaking contact-welding

Sub-classes:
Recent Application in this class:
#1
20250157748
2025-05-15

SWITCH INCORPORATING EQUIPOTENTIALLY CONNECTED CONTACTS AND METHOD FOR OPERATING A SWITCH

#2
20240387120
2024-11-21

CIRCUIT BREAKER

#3
20210134538
2021-05-06

Multiple hammer blow vacuum interrupter weld breaking

#4
20190385804
2019-12-19

CONTACTOR ASSEMBLY AND CONTACTOR TRANSITIONING METHOD

#5
20190304712
2019-10-03

Electromagnetic switch

#6
20190244768
2019-08-08

Switchgear having earth switch

#7
20190198275
2019-06-27

Tripping device for an electrical switching unit and electrical switching unit including such a tripping device

#8
20190122831
2019-04-25

ELECTRICAL RELAY

#9
20190080858
2019-03-14

System and method for providing functional safety monitoring of relay contacts

#10
20180309299
2018-10-25

Power control apparatus, control method for power control apparatus, power control system, and control method for power control system

#11
20180254158
2018-09-06

Switching device, movable body, power supply system and switching method

#12
20180233311
2018-08-16

Method and device for controlling relays of in-vehicle motor

#13
20180166227
2018-06-14

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

#14
20180069411
2018-03-08

Battery pack

#15
20170207048
2017-07-20

Apparatus, method, appliance, and computer program product for operating a relay

#16
20170178826
2017-06-22

Electric switching apparatus

#17
20160314921
2016-10-27

Electromagnetic relay

#18
20160314920
2016-10-27

Electromagnetic relay

#19
20160181038
2016-06-23

Electromagnetic relay

#20
20160163474
2016-06-09

Switch-operation-determining device

#21
20160133418
2016-05-12

Electrical switching contact and switching device having the same

#22
20160071679
2016-03-10

Thermally responsive switch and method of manufacturing same

#23
20160042899
2016-02-11

Contactor, contactor assembly and control circuit

#24
20150294807
2015-10-15

Circuit interrupters with masses in contact spring assemblies

#25
20150155117
2015-06-04

Master disconnect switch with contact weld breaker

#26
20150115740
2015-04-30

Power supply relay controller and electric power steering apparatus

#27
20150096874
2015-04-09

Switching device and method for detecting malfunctioning of such a switching device

#28
20150055269
2015-02-26

Method and apparatus for restoring mechanical relay from stuck fault to normal condition

#29
20150042426
2015-02-12

Electric contactor with flywheel drive and method of switching an electric contactor on and/or off

#30
20150015349
2015-01-15

Electrical contactor

#31
20150015348
2015-01-15

Electrical contactor

#32
20150002248
2015-01-01

Electromagnetic relay

#33
20140347150
2014-11-27

Device and method for switching electrical load circuits

#34
20140216910
2014-08-07

Push switch

#35
20130327622
2013-12-12

Micro-switch provided labor-saving switching

#36
20130134132
2013-05-30

High power electrical switching device

#37
20130033345
2013-02-07

Relay, control circuit, and method for controlling control circuit

#38
20130015049
2013-01-17

Electrical switch with shear force contact weld release

#39
20130009730
2013-01-10

Starting switch structure

#40
20120242431
2012-09-27

Electromagnetic switch incorporating contact displacement limiting members for preventing unreliable operation caused by wear of switch contacts

#41
20120154077
2012-06-21

Relay with an improved contact spring

#42
20120050964
2012-03-01

Buttons with modulated bias voltages

#43
20120022797
2012-01-26

Switching-device remaining lifetime diagnosis method and apparatus

#44
20110241692
2011-10-06

RELAY END-OF-SERVICE-LIFE FORECASTING DEVICE

#45
20110227676
2011-09-22

Forced return solenoid

#46
20110220473
2011-09-15

SWITCH, METHOD OF MANUFACTURING THE SAME, AND RELAY

#47
20100259862
2010-10-14

Safety switching device and modular failsafe control system

#48
20100259356
2010-10-14

Thermostat

#49
20100194502
2010-08-05

Electrical relay

#50
20100145525
2010-06-10

METHOD AND CIRCUIT ARRANGEMENT FOR SECURE CONTROL OF ACTUATORS, SENSORS AND/OR USERS IN AN ELECTRICAL DEVICE COMPRISING THE SAME IN PARTICULAR IN AN ELECTRICAL DOMESTIC APPLIANCE

#51
20100133914
2010-06-03

Apparatus and method of controlling switch units, and battery pack and battery management apparatus comprising said apparatus

#52
20100084250
2010-04-08

Electric switch

#53
20100059352
2010-03-11

Weld Breaking Contactor

#54
20100032273
2010-02-11

Switch having a movable contact piece with a J-shaped cross section

#55
20090294711
2009-12-03

Control algorithm for freeing an EGR valve from contamination adhesion

#56
20090262472
2009-10-22

Protective device with an auxiliary switch

#57
20090008230
2009-01-08

Switch

#58
20080266733
2008-10-30

Circuit testing closer apparatus and method with in-rush current awareness

#59
20080225459
2008-09-18

Power control device and image forming apparatus

#60
20080129430
2008-06-05

Method and device for the secure operation of a switching device

#61
20080110732
2008-05-15

Method and device for the secure operation of a switching device

#62
20080094156
2008-04-24

Method and device for securely operating a switching device

#63
20080061632
2008-03-13

Switching apparatus and method for varying an impedance of a phase line of a segment of an electrical power line

#64
20080036562
2008-02-14

Method and device for the secure operation of a switching device

#65
20080036561
2008-02-14

Method and device for the safe operation of a switching device

#66
20070291428
2007-12-20

Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof

#67
20070291427
2007-12-20

Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof

#68
20070257752
2007-11-08

Electrical Relay

#69
20060279286
2006-12-14

Safety-protective changeover switch of a high voltage tester

#70
20060260924
2006-11-23

Press switch having a force-to-detach function

#71
20060118399
2006-06-08

Sub-miniature switch

#72
20060113174
2006-06-01

Pull retainer emergency safety switch

#73
20060066427
2006-03-30

Emergency stop relay combination

#74
20060016678
2006-01-26

Microswitch

#75
20050284742
2005-12-29

Switch device

#76
20050067380
2005-03-31

Circuit interrupting device with a turnbuckle and weld break assembly

#77
20050018369
2005-01-27

Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof

#78
15921133
2019-05-14

Magnetic circuit arrangement for an electrical switch