ClassID:

202910

H01H33/563 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Details; Cases ; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices; Gas reservoirs comprising means for monitoring the density of the insulating gas

Recent Application in this class:
#1
20240222051
2024-07-04

GAS MONITORING SYSTEM AND RESPECTIVE METHOD

#2
20230168145
2023-06-01

Self-diagnostic gas density relay and use method thereof

#3
20180358148
2018-12-13

Method and facility for filling a gas-insulated electrical apparatus comprising a mixture of (CF3)2CFCN and CO2

#4
20180075990
2018-03-15

Circuit breaker system with heating radiator and particle trap

#5
20170373475
2017-12-28

Sensor system for switchgear assemblies

#6
20170317475
2017-11-02

Method for determining a property of a fluid component of a fluid present in a compartment of an electrical apparatus

#7
20160358731
2016-12-08

Electric switching device

#8
20150247788
2015-09-03

Device and method for monitoring rooms equipped with high-voltage apparatuses

#9
20140306718
2014-10-16

Method and device for determining an operating parameter of a fluid insulated electrical apparatus

#10
20140224770
2014-08-14

High voltage gas circuit breaker gas density monitoring system

#11
20130215548
2013-08-22

Moisture monitoring system

#12
20120306656
2012-12-06

Gas density monitoring system

#13
20120118043
2012-05-17

Measuring device for determining the fill quantity of an SF6 gas in an isolated chamber or a switchgear, and corresponding method

#14
20080078237
2008-04-03

Checking apparatus for checking operation of a densimeter for medium-voltage and high-voltage electrical equipment, and a method of checking operation of a densimeter

#15
20070027640
2007-02-01

Method and apparatus for monitoring SF6 gas and electric utility apparatus