H01J23/40 - CPC Classification Index

ClassID:

204892 ⎘

H01J23/40 - CPC Classification

Classification description:

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

Sub-classes:

H01J23/42 » the interaction circuit being a helix or a helix-derived slow-wave structure 1
H01J23/44 » Rod-type coupling devices 1
H01J23/46 » Loop coupling devices 0
H01J23/48 » for linking interaction circuit with coaxial lines; Devices of the coupled helices type 1

Recent Application in this class:

20190198280

2019-06-27

Magnetron

20180342904

2018-11-29

Radio frequency and optical based power for remote component conditioning using thermoelectrics

20170329359

2017-11-16

Low voltage tube circuits

20170005386

2017-01-05

Gyrotron whispering gallery mode coupler with a mode conversion reflector for exciting a circular symmetric uniform phase RF beam in a corrugated waveguide