ClassID:

202475

H01H9/446 - CPC Classification

Classification description:

Details of switching devices, not covered by groups  - ; Means for extinguishing or preventing arc between current-carrying parts using blow-out magnet using magnetisable elements associated with the contacts

Recent Application in this class:
#1
20260142096
2026-05-21

SWITCHING UNIT

#2
20230317384
2023-10-05

Arc extinguishing device of DC circuit breaker

#3
20200111629
2020-04-09

DC circuit breaker having arc blowout device

#4
20200111624
2020-04-09

Switch device with improved permanent magnetic arc extinction

#5
20190333721
2019-10-31

Stationary contact assembly and corresponding switch contact

#6
20190189369
2019-06-20

Contact unit for supplying vehicles with power and related method

#7
20190157020
2019-05-23

Switch having an arc-quenching device

#8
20190139728
2019-05-09

Switching device with arc extinguishing device and arc guide

#9
20170301490
2017-10-19

DC electrical circuit breaker

#10
20160322179
2016-11-03

Circuit breaker for interrupting DC current using magnetic field

#11
20150325390
2015-11-12

Contact device

#12
20150213986
2015-07-30

Electromagnetic switch having magnetic yoke with slits

#13
20150028973
2015-01-29

Slot motor, slot motor cover, slot motor—arc plate assembly, and methods of operation

#14
20130306454
2013-11-21

Molded case circuit breaker

#15
20130012037
2013-01-10

Contact device

#16
20120261382
2012-10-18

Arc runner with integrated current path that develops a magnetic field to boost arc movement towards splitter plates

#17
20120067849
2012-03-22

Electromechanical circuit breaker

#18
20110174781
2011-07-21

Arc chamber employing a number of gassing inserts to form a number of gas flow circulation paths and electrical switching apparatus including the same

#19
20110133870
2011-06-09

Contactor assembly with arc steering system

#20
20110068088
2011-03-24

USE OF AN ELECTRICAL CONTACT MATERIAL FOR BLOWING AN ELECTRIC ARC

#21
20100288732
2010-11-18

Electric switching arrangement and mounting method

#22
20100258531
2010-10-14

ARC CHAMBER FOR A SWITCHING DEVICE, AND SWITCHING DEVICE COMPRISING SAID ARC CHAMBER

#23
20090102585
2009-04-23

Contactor assembly with arc steering system

#24
20090094820
2009-04-16

Method of manufacturing a current switch magnetic intensifier

#25
20080296264
2008-12-04

Electrical service switching device with an arc blowout device

#26
20080277382
2008-11-13

Devices, Systems, and Methods for Dissipating Energy From an Arc

#27
20080074216
2008-03-27

Contactor assembly with arc steering system

#28
20080073327
2008-03-27

Method of manufacturing a switch assembly

#29
20070210885
2007-09-13

Circuit breaker

#30
20060180576
2006-08-17

Electrical service device having an arc prechamber area, prechamber plates and a current-limiting arc-quenching device

#31
20050150870
2005-07-14

Arc-quenching device for circuit breakers having double-break contacts

#32
15904335
2019-03-19

Arrangement for double break contact with electro-magnetic arc-blow