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PCE
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DIFF Subgroup
H01H 33/74

wherein the break is in gas (in air at atmospheric pressure H01H33/73)

Introduced: September 1968

Title

Titles differ between systems:

IPC: wherein the break is in gas

CPC: wherein the break is in gas (in air at atmospheric pressure H01H33/73)

Full Title

Full titles differ between systems:

IPC:

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 > wherein the break is in gas

CPC:

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 > wherein the break is in gas (in air at atmospheric pressure H01H33/73)

No child classifications to compare. This is a leaf node in both IPC and CPC.