IPC Subgroup
H01T 4/18 Arrangements for reducing height of stacked spark gaps
Introduced: January 1985
Last revised: January 2006
Full Title
Overvoltage arresters using spark gaps > having a plurality of gaps arranged in series > Arrangements for reducing height of stacked spark gaps
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES