ClassID:

202893

H01H33/36 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Details; Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor

Recent Application in this class:
#1
20230238784
2023-07-27

Switch, gas insulated switchgear, and method for controlling switch

#2
20220044892
2022-02-10

Switch device, high-voltage circuit breaker, and method for operating the switch device

#3
20170309432
2017-10-26

Disconnecting switch for high direct or alternating currents at high voltage

#4
20170256369
2017-09-07

Switching device for an electrical circuit and a method for controlling such switching device

#5
20170186573
2017-06-29

Manual charging apparatus for vacuum interrupter

#6
20160365206
2016-12-15

Method for controlling power switching apparatus

#7
20160268076
2016-09-15

Switchgear

#8
20160268069
2016-09-15

Gas insulated switching apparatus and switch

#9
20160211666
2016-07-21

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

#10
20150213979
2015-07-30

Switchgear motor operator

#11
20150131207
2015-05-14

Switchgear

#12
20150043121
2015-02-12

Circuit breaker and circuit breaker operating method

#13
20140346147
2014-11-27

Mobile conducting unit for a breaker, including a spring for accelerating the separation of arc contacts

#14
20140083832
2014-03-27

Gas insulated switchgear

#15
20140078648
2014-03-20

Gas insulated switchgear

#16
20140063674
2014-03-06

Fail-open mechanism for motorized switch

#17
20130307439
2013-11-21

Actuation control and control method, particularly for electrical disconnectors

#18
20130168358
2013-07-04

Driver for switch in gas insulated switchgear and gas insulated switchgear having the same

#19
20120146749
2012-06-14

Drive system for operating an electric device

#20
20090267714
2009-10-29

Switch-state monitoring device

#21
20080061632
2008-03-13

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

#22
20070262055
2007-11-15

Alternator disconnector circuit-breaker by a servomotor

#23
20070163869
2007-07-19

Device for controlling an electric power cutoff device

#24
20070138143
2007-06-21

Motorized loadbreak switch control system and method

#25
20050168891
2005-08-04

Condition monitor for an electrical distribution device