Patent classifications
H
ELECTRICITY
Load children
H01
ELECTRIC ELEMENTS
Load children
H01T
SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
Load children
H01T13/20
characterised by features of the electrodes or insulation
Load children Filter patents View analytics View as hierarchy
H01T13/24
having movable electrodes
Load children Filter patents View analytics View as hierarchy
H01T13/26
for adjusting spark gap otherwise than by bending of electrode
Filter patents View analytics View as hierarchy