H01H33/55 - CPC Classification Index

ClassID:

202905 ⎘

H01H33/55 - 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 Oil reservoirs or tanks; Lowering means therefor

Sub-classes:

H01H33/555 » {Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays } 11

Recent Application in this class:

20240283228

ARC EXTINGUISHING CHAMBER, VACUUM CIRCUIT BREAKER, AND METHOD OF ASSEMBLING ARC EXTINGUISHING CHAMBER

20170256924

RC voltage dividers used in common GIS gas compartment

20170011874

Particle resistant enclosure for dead tank circuit breaker

20150294819

Circuit interrupters with air trap regions in fluid reservoirs

20120162829

STAND-ALONE CIRCUIT BREAKER ASSEMBLY AND ASSOCIATED METHOD OF USE

20120032772

JOINING A CURRENT LIMITING DEVICE AND A FUSE

20100243927

Valve arrangement

20100038228

Stand-Alone Circuit Breaker Assembly and Associated Method of Use

20060131143

Switch for high voltage and/or current