H01H33/83 - CPC Classification Index

ClassID:

202982 ⎘

H01H33/83 - 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 flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas wherein the contacts are opened by the flow of air or gas

Recent Application in this class:

20200219686

2020-07-09

Trigger element of a pressure trigger, pressure trigger with a trigger element of this kind and electric switch

20190043679

2019-02-07

Pressure trip unit for an electrical switch and electrical switch with such a pressure trip unit