Patents-Review.com
ClassID:

202895 ⎘

H01H33/40 - 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 spring motor

Recent Application in this class:
#1
20260117835
2026-04-30

REVERSE FORCE MECHANISM

 #2
20230411090
2023-12-21

ACTUATING MECHANISM FOR OPERATING A CIRCUIT BREAKER

 #3
20210233725
2021-07-29

Switch

 #4
20210066006
2021-03-04

Switchgear

 #5
20210057177
2021-02-25

Breaker

 #6
20200388454
2020-12-10

Contact arrangement for pre-insertion resistor

 #7
20200273644
2020-08-27

Switching contact drive device and switching device

 #8
20200227213
2020-07-16

Tensioning mechanism for clamping a pre-loaded spring of a spring-loaded accumulator drive

 #9
20200219687
2020-07-09

Switchgear

 #10
20200152406
2020-05-14

Assembly having a gas spring for a cable rotary-pendulum kinematic system and use of the assembly for switching

 #11
20200020498
2020-01-16

Method for detecting insufficient contact pressure in a switching unit, device for implementing such a method, and switching unit including such a device

 #12
20190198272
2019-06-27

Switch and method for disconnecting a switch

 #13
20190198265
2019-06-27

Operating device and circuit breaker

 #14
20190189367
2019-06-20

Device and method for switching medium and/or high voltages with a specific drive characteristic

 #15
20190157016
2019-05-23

Operating device and circuit breaker

 #16
20190096612
2019-03-28

Coupling element for an electrical switching device

 #17
20180372125
2018-12-27

Accumulator module for hydromechanical spring-loaded drive

 #18
20180174785
2018-06-21

Gas-insulated medium voltage switchgear with a circuit breaker pole part arrangement

 #19
20180138002
2018-05-17

Voltage source converters

 #20
20180047524
2018-02-15

Snap-action drive and switching device having a snap-action drive

 #21
20170186573
2017-06-29

Manual charging apparatus for vacuum interrupter

 #22
20160111229
2016-04-21

Electrical switching apparatus and transmission assembly therefor

 #23
20150136739
2015-05-21

Gas circuit breaker

 #24
20150123751
2015-05-07

Circuit breaker

 #25
20150108092
2015-04-23

Device for actuating the contacts of a circuit breaker, comprising a torsion rod

 #26
20150069021
2015-03-12

APPARATUS AND METHOD FOR REDUCING ELECTRICAL ARCING IN A CIRCUIT BREAKER WHILE TRANSITIONING TO A CLOSED CIRCUIT CONDITION

 #27
20140346147
2014-11-27

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

 #28
20140246404
2014-09-04

Fast closing mechanism

 #29
20140116987
2014-05-01

Mechanically operated cell switch of vacuum circuit breaker

 #30
20140076851
2014-03-20

Electromagnetic operating device

 #31
20140054148
2014-02-27

Switchgear and operation mechanism for the same

 #32
20130168358
2013-07-04

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

 #33
20130134020
2013-05-30

Charging assembly with over rotation control and electrical switching apparatus employing same

 #34
20130098875
2013-04-25

Gas circuit breaker

 #35
20120306601
2012-12-06

ELECTROMAGNETIC MECHANISM AND MANUAL SWITCHGEAR OF ELECTROMAGNETIC MECHANISM

 #36
20120273464
2012-11-01

Switching mechanism for gas insulated switchgear

 #37
20120228103
2012-09-13

Spring operated actuator for an electrical switching apparatus

 #38
20120212307
2012-08-23

Electromagnetically operated switching device

 #39
20120211341
2012-08-23

Spring operated actuator for an electrical switching apparatus

 #40
20120125752
2012-05-24

Switch device operating mechanism

 #41
20110005906
2011-01-13

Apparatus for controlling electrical switchgear

 #42
20110000768
2011-01-06

Switchgear and switchgear operating mechanism

 #43
20100126967
2010-05-27

Switchgear and switchgear operating mechanism

 #44
20100089738
2010-04-15

HYDROMECHANICAL STORED-ENERGY SPRING MECHANISM

 #45
20090166167
2009-07-02

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

 #46
20080217151
2008-09-11

Automatic discharging apparatus for closing spring in air circuit breaker and air circuit breaker having the same

 #47
20080078666
2008-04-03

Switchgear and switchgear operating mechanism

 #48
20070138143
2007-06-21

Motorized loadbreak switch control system and method

 #49
20070068903
2007-03-29

Gas circuit-breaker

 #50
20060131143
2006-06-22

Switch for high voltage and/or current