H01H33/75 - CPC Classification Index

ClassID:

202975 ⎘

H01H33/75 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means; Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber Liquid-break switches, e.g. oil-break

Recent Application in this class:

20200066465

2020-02-27

Disconnecting device with arc extinguishing

20170162349

2017-06-08

SELF-BLAST CIRCUIT BREAKER USING THE TWO-PHASE STATE OF A GAS TO IMPROVE THE CUT-OFF PROPERTIES

20130020881

2013-01-24

Circuit arrangement and method for interrupting a current flow in a DC current path