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IPC Subgroup
H01J 23/48

for linking interaction circuit with coaxial lines; Devices of the coupled helices type

Introduced: January 1985

Last revised: January 2006

Full Title

Details of transit-time tubes of the types covered by group > Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy > to or from the interaction circuit > for linking interaction circuit with coaxial lines; Devices of the coupled helices type

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC ELEMENTS
Subclass:
ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

2 direct subcodes

Child Classifications

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  • H01J 23/5 the interaction circuit being a helix or derived from a helix
  • H01J 23/52 the coupled helices being disposed coaxially around one another