CPC Subgroup Additional Only
H01J 2223/40 to or from the interaction circuit
Full Title
Details of transit-time tubes of the types covered by group H01J2225/00 > Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy > to or from the interaction circuit
4 direct subcodes
Child Classifications
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- H01J 2223/42 the interaction circuit being a helix or a helix-derived slow- wave structure
- H01J 2223/44 Rod-type coupling devices
- H01J 2223/46 Loop coupling devices
- H01J 2223/48 for linking interaction circuit with coaxial lines; Devices of the coupled helices type