ClassID:

203669

H01H77/10 - 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 electrodynamic opening

Sub-classes:
Recent Application in this class:
#1
20190096595
2019-03-28

Low profile blow-on force automatic switch

#2
20190006881
2019-01-03

Balanced force blow-on contact automatic transfer switch

#3
20170186580
2017-06-29

Delay time generation apparatus for air circuit breaker

#4
20150162157
2015-06-11

System and method for adjusting the trip characteristics of a circuit breaker

#5
20130206729
2013-08-15

Switch unit with arc-extinguishing units

#6
20120176210
2012-07-12

Circuit interruption device and method of assembly

#7
20110193660
2011-08-11

Movable contactor assembly for current limiting type molded case circuit breaker

#8
20090279216
2009-11-12

Adjustable rating for a fault interrupter and load break switch

#9
20090278636
2009-11-12

Indicator for a fault interrupter and load break switch

#10
20090278635
2009-11-12

Fault interrupter and load break switch

#11
20090277768
2009-11-12

Low Oil Trip Assembly for a Fault Interrupter and Load Break Switch

#12
20090179009
2009-07-16

Switching device, in particular a power switching device, having two pairs of series-connected switching contacts for interrupting a conducting path

#13
20090072933
2009-03-19

Automatic circuit breaker with tripping device activated by a movable contact

#14
20090050460
2009-02-26

Circuit breaker having automatic release linkage

#15
20070145016
2007-06-28

Switching device

#16
20070041138
2007-02-22

Process and device for current limiting with an automatic current limiter

#17
20060171089
2006-08-03

Method and apparatus for current limiting by means of a liquid metal current limiter

#18
20060151437
2006-07-13

Monolithic stationary conductor and current limiting power switch incorporating same

#19
20060077023
2006-04-13

Pressure trip device for circuit breaker

#20
20050184837
2005-08-25

Contactor device of circuit breaker