ClassID:

202942

H01H33/6643 - 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; Contacts; Arc-extinguishing means, e.g. arcing rings having disc-shaped contacts subdivided in petal-like segments, e.g. by helical grooves

Recent Application in this class:
#1
20250364196
2025-11-27

A set of electrical switching contacts

#2
20240387124
2024-11-21

CONTACT DISK FOR A VACUUM SWITCH, VACUUM SWITCH AND PRODUCTION METHOD FOR A CONTACT DISK

#3
20240087822
2024-03-14

Vacuum Interrupter

#4
20240079192
2024-03-07

VACUUM CIRCUIT BREAKER

#5
20230178315
2023-06-08

VACUUM VALVE

#6
20220199342
2022-06-23

Electrical breaking contact

#7
20220172915
2022-06-02

MEDIUM VOLTAGE VACUUM INTERRUPTER CONTACT WITH IMPROVED ARC BREAKING PERFORMANCE AND ASSOCIATED VACUUM INTERRUPTER

#8
20190035578
2019-01-31

Vacuum interrupter

#9
20180151307
2018-05-31

Vacuum switching apparatus and electrical contact therefor

#10
20170032914
2017-02-02

Vacuum valve

#11
20160314916
2016-10-27

Contact of vacuum interrupter

#12
20160247648
2016-08-25

Vacuum switching apparatus and contact assembly therefor

#13
20160141126
2016-05-19

Electrical Contact for Vacuum Interrupter and Process for Producing Same

#14
20150332871
2015-11-19

Electrical switching apparatus and pole shaft assembly therefor

#15
20150162151
2015-06-11

Arc control device for vacuum bulb

#16
20150060410
2015-03-05

Vacuum switching apparatus and contact assembly therefor

#17
20140048514
2014-02-20

CONTACT ASSEMBLY AND VACUUM SWITCH INCLUDING THE SAME

#18
20130213939
2013-08-22

Vacuum interrupter for a circuit breaker arrangement

#19
20130120879
2013-05-16

Triggered arc flash arrester and switchgear system including the same

#20
20130119021
2013-05-16

Vacuum switch and electrode assembly therefor

#21
20130075369
2013-03-28

Vacuum switch and hybrid switch assembly therefor

#22
20120325778
2012-12-27

Electrode assembly for vacuum interrupter

#23
20120253695
2012-10-04

Method and apparatus for determining the wear on a contact element

#24
20120118710
2012-05-17

Contact apparatus for circuit breaker

#25
20120091102
2012-04-19

CONTACT FOR VACUUM INTERRUPTER

#26
20110220613
2011-09-15

ELECTRODE STRUCTURE FOR VACUUM CIRCUIT BREAKER

#27
20110073567
2011-03-31

Electrode for switch and vacuum switch, and method of manufacturing electrode for switch or vacuum switch

#28
20100147112
2010-06-17

ELECTRODE, ELECTRICAL CONTACT AND METHOD OF MANUFACTURING THE SAME

#29
20090184274
2009-07-23

Electrical contact for vacuum valve

#30
20080274003
2008-11-06

Electrode, electrical contact and method of manufacturing the same

#31
20080067151
2008-03-20

Vacuum interrupter chamber and contact arrangement for a vacuum circuit breaker

#32
20060124601
2006-06-15

Contact element comprising rounded slot edges

#33
20060102594
2006-05-18

Electrode, electrical contact and method of manufacturing the same

#34
15357148
2018-03-20

Vacuum switching apparatus and electrical contact therefor