CPC Subgroup
H05B 31/02 Details
Full Title
Electric arc lamps (regulating electric characteristics of arcs G05F1/02) > Details
9 direct subcodes
Child Classifications
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- H05B 31/04 Housings
- H05B 31/06 Electrodes
- H05B 31/18 Mountings for electrodes; Electrode feeding devices
- H05B 31/24 Cooling arrangements
- H05B 31/26 Influencing the shape of arc discharge by gas blowing devices
- H05B 31/28 Influencing the shape of arc discharge by magnetic means
- H05B 31/30 Starting; Igniting
- H05B 31/32 Switching-off
- H05B 31/34 Indicating consumption of electrodes