ClassID:

202297

H01H3/3026 - CPC Classification

Classification description:

Mechanisms for operating contacts; Power arrangements internal to the switch for operating the driving mechanism using spring motor; Charging means in which the closing spring charges the opening spring or

Recent Application in this class:
#1
20190348231
2019-11-14

Spring operated actuator for an electric apparatus

#2
20190172660
2019-06-06

Spring operated actuator

#3
20180337006
2018-11-22

System and method for air motor recharging of spring mechanisms

#4
20180240633
2018-08-23

Mounting structure for energy storage assembly of circuit breaker

#5
20180068819
2018-03-08

Breaker mechanism for an electrical circuit breaker and electrical circuit breaker with such a breaker mechanism

#6
20180025867
2018-01-25

Hydraulic drive for a switchgear

#7
20170207038
2017-07-20

Spring operation device of circuit breaker

#8
20160111229
2016-04-21

Electrical switching apparatus and transmission assembly therefor

#9
20150311005
2015-10-29

Circuit breakers with clock spring drives and/or multi-lobe drive cams and related actuators and methods

#10
20130146565
2013-06-13

Power switchgear

#11
20120228103
2012-09-13

Spring operated actuator for an electrical switching apparatus

#12
20120228102
2012-09-13

Spring operated switch actuator with damper for an electrical switching apparatus

#13
20120211341
2012-08-23

Spring operated actuator for an electrical switching apparatus

#14
20110073453
2011-03-31

Drive system for electrical switching devices

#15
20100163380
2010-07-01

Circuit breaker having delaying function for rotation of cam

#16
20090173611
2009-07-09

Compact operating mechanism for medium and high voltage switchgear

#17
20090166938
2009-07-02

Spring Protection Device And Spring Drive Unit Including Spring Protection Device

#18
20090166167
2009-07-02

Spring arrangement for spring drive unit and spring drive unit comprising spring arrangement

#19
20070163869
2007-07-19

Device for controlling an electric power cutoff device

#20
16570858
2020-11-03

Kinetic actuator for vacuum interrupter