H01H71/522 - CPC Classification Index

ClassID:

203587 ⎘

H01H71/522 - CPC Classification

Classification description:

Details of the protective switches or relays covered by groups - ; Operating or release mechanisms; Manual reset mechanisms which may be also used for manual release actuated by lever comprising a cradle-mechanism

Sub-classes:

H01H71/523 » {the contact arm being pivoted on cradle and mechanism spring acting between handle and contact arm} 3
H01H71/524 » {the contact arm being pivoted on handle and mechanism spring acting between cradle and contact arm} 23
H01H71/525 » {comprising a toggle between cradle and contact arm and mechanism spring acting between handle and toggle knee} 35

Recent Application in this class:

20240079860

2024-03-07

Bogie apparatus and circuit breaker comprising same

20230154712

2023-05-18

Power device monitoring system

20230154711

2023-05-18

Entrance and exit position detection device for power device, and entrance and exit monitoring system including same

20190115181

2019-04-18

Switching operation mechanism for molded case circuit breaker

20190096619

2019-03-28

In multi-pole electronic circuit breakers preventing breaker armature from latching with cradle if certain criteria are met

20170338070

2017-11-23

Circuit breaker

20170062154

2017-03-02

Electrical switching apparatus, and operating handle assembly and trip cam therefor

20160379788

2016-12-29

Trip bar stop

20160181045

2016-06-23

Circuit breakers with common trip cams and related trip cams

#10

20160163482

2016-06-09

Circuit breakers with moving contact having heel-toe action

#11

20160148766

2016-05-26

Molded-case circuit breaker

#12

20160042884

2016-02-11

Trip bar stop

#13

20150235794

2015-08-20

Tri-stable flexure mechanism

#14

20150107091

2015-04-23

Gap adjusting method in trip mechanism of molded case circuit breaker

#15

20130206560

2013-08-15

Switching apparatus

#16

20130076461

2013-03-28

Collapsible mechanism for circuit breakers

#17

20120325633

2012-12-27

CIRCUIT BREAKER

#18

20120324715

2012-12-27

Method for controlling gap in circuit breaker

#19

20120120558

2012-05-17

Circuit breaker with controlled exhaust

#20

20090206964

2009-08-20

Mechanical interlock for circuit breaker to prevent relatching of the breaker

#21

20090015359

2009-01-15

Electrical switching apparatus, and trip actuator reset assembly and lever arm assembly therefor

#22

20080271982

2008-11-06

Electrical switching apparatus having a cradle with combined pivot and over-toggle reversing pin

#23

20080245649

2008-10-09

Electrical switching apparatus and trip actuator reset assembly therefor

#24

20050140479

2005-06-30

Circuit breaker latching mechanism