H01H33/00 - CPC Classification Index

ClassID:

202836 ⎘

H01H33/00 - CPC Classification

Classification description:

High-tension or heavy-current switches with arc-extinguishing or arc-preventing means

Sub-classes:

H01H33/002 » {Very heavy-current switches } 11
H01H33/006 » {adapted for interrupting fault currents with delayed zero crossings} 5
H01H33/008 » {Pedestal mounted switch gear combinations} 13
H01H33/02 » Details 49
H01H33/60 » Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid 27
H01H33/70 » Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid 13

Recent Application in this class:

20170316905

Methods of determining the order of operating contactors in high voltage circuits

20160148742

Burst protector for high-voltage device

20150349515

Electrically insulated tethers for transmission line arresters

20150130402

System and method for charging portable electronic devices

20070074963

Switching device