ClassID:

203665

H01H2077/025 - CPC Classification

Classification description:

Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with pneumatic means, e.g. by arc pressure

Recent Application in this class:
#1
20200219686
2020-07-09

Trigger element of a pressure trigger, pressure trigger with a trigger element of this kind and electric switch

#2
20190206650
2019-07-04

Single- or multi-pole power circuit-breaker and modular system

#3
20190043679
2019-02-07

Pressure trip unit for an electrical switch and electrical switch with such a pressure trip unit

#4
20150200066
2015-07-16

Single-pole switching unit and switching unit comprising one such unit

#5
20140103013
2014-04-17

Circuit breaker with translating electrical contact, circuit breaker electrical contact assemblies, and operational methods

#6
20130180838
2013-07-18

Switching apparatus for an electrical switching device

#7
20130140275
2013-06-06

Trip mechanism and electrical switching apparatus including a trip member pushed by pressure arising from an arc in an arc chamber

#8
20130126316
2013-05-23

Pressure sensitive trip mechanism with debris control

#9
20120314331
2012-12-13

Release for an electrical switching arrangement

#10
20120285805
2012-11-15

Apparatus for tripping an electrical switch

#11
20120175348
2012-07-12

Single-Pole Breaking Unit Comprising a Rotary Contact Bridge, Switchgear Device Comprising Such a Unit and Circuit Breaker Comprising Such a Device

#12
20120168292
2012-07-05

Piston trip reset lever

#13
20120026638
2012-02-02

Release for an electric switching arrangement

#14
20090194510
2009-08-06

Switching device, in particular power switching device

#15
20060102593
2006-05-18

Circuit breaker with arc gas propelled movable contact and opposed arc cutoff shutters

#16
20060077023
2006-04-13

Pressure trip device for circuit breaker

#17
20060066426
2006-03-30

Method and apparatus for soft-fault tolerant circuit interruption

#18
20050151607
2005-07-14

Low-voltage circuit breaker with a capability of tripping quickly