ClassID:

202986

H01H33/88 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts

Sub-classes:
Recent Application in this class:
#1
20210350990
2021-11-11

Gas circuit breaker

#2
20200066465
2020-02-27

Disconnecting device with arc extinguishing

#3
20190115174
2019-04-18

Gas-insulated low- or medium-voltage load break switch

#4
20190088430
2019-03-21

Gas circuit breaker

#5
20180261406
2018-09-13

Circuit breaker containing a gas escape hood with sealable opening

#6
20180226214
2018-08-09

Gas Breaker

#7
20180025869
2018-01-25

Vacuum circuit interrupter

#8
20170287660
2017-10-05

Vacuum circuit interrupter

#9
20170271113
2017-09-21

Abrasion resistant material, puffer cylinder, and puffer type gas circuit breaker

#10
20170178845
2017-06-22

GAS INSULATED CIRCUIT BREAKER

#11
20170148591
2017-05-25

Gas circuit breaker

#12
20160379780
2016-12-29

Gas circuit breaker

#13
20160268076
2016-09-15

Switchgear

#14
20160064170
2016-03-03

Arc extinguishing contact assembly for a circuit breaker assembly

#15
20150194280
2015-07-09

Gas circuit breaker

#16
20150170858
2015-06-18

Gas circuit breaker

#17
20150069018
2015-03-12

Circuit breaker with compactable contact structure

#18
20140367361
2014-12-18

Gas circuit breaker

#19
20140367360
2014-12-18

Wear-resistant material, puffer cylinder, and puffer-type gas circuit breaker

#20
20140190938
2014-07-10

PUFFER TYPE GAS CIRCUIT BREAKER

#21
20140069891
2014-03-13

Gas circuit breaker

#22
20130213936
2013-08-22

Gas-insulated high-voltage switch for interruption of large currents

#23
20110155695
2011-06-30

High-voltage power switch with a switch gap

#24
20080006609
2008-01-10

Generator circuit breaker with improved switching capacity

#25
20070262053
2007-11-15

Puffer-type gas blast circuit breaker