F-Term-List

H01J23/00@A

AA00
COOLING OF MAGNETRONS

AA01

AA02

AA03

AA04

AA05

AA06

AA07

AA08

AA09

. Laterally ventilated types

. . Cooling fins

. . . Spiral fins

. . Airflow adjusting members

. . Variants characterized by cooling of the magnets

. . Attachment of cooling fins

. Vertically ventilated types

. Liquid cooling

. Others

H01J23/027;23/033

BB00
COLLECTOR ELECTRODES AND COOLING THEREOF

BB01

BB02

BB03

BB05

BB06

BB07

BB08

BB09

. Collectors

. . Multi-stage collectors

. Collector support members

. Conduction cooling

. Air cooling

. Liquid cooling, evaporation cooling

. Controlling backward-traveling electrons

. Others

H01J23/04

CC00
MAGNETRON CATHODES

CC01

CC02

CC03

CC04

CC05

CC06

CC07

CC08

CC09

. Cathodes

. Cathode supports

. Stems

. Terminals

. End hats

. Getters

. Manufacture and assembly

. . Brazing

. Others

H01J23/06

DD00
ELECTRON GUNS IN FORWARD-TRAVELING BEAM TUBES

DD01

DD02

DD03

DD04

DD05

DD06

DD07

DD08

. Cathodes

. Grids

. Anodes

. Envelopes

. Magnetic field adjustment

. Manufacture and assembly

. For gyrotrons

. Others

H01J23/087

EE00
MAGNETIC FOCUSING IN FORWARD-TRAVELING BEAM TUBES

EE01

EE02

EE03

EE04

EE05

EE06

EE07

EE08

EE09

EE10

. Electromagnet types

. Types with uniform field permanent magnets

. Types with periodic field permanent magnets

. . Pole pieces

. . Permanent magnets

. . Magnetic field adjustment

. . Heat radiation and cooling

. Relational configuration between electron guns, collectors

. Manufacture and assembly

. Others

H01J23/10

FF00
MAGNETIC CIRCUITS OF MAGNETRONS

FF01

FF02

FF03

FF04

FF05

FF06

FF08

FF09

FF10

. Internal magnetic types

. . Magnets

. . Pole pieces

. . Yokes

. . Magnetic field adjustment

. . Manufacture and assembly

. External magnetic types

. . Magnets

. . Pole pieces

FF11

FF12

FF13

FF15

FF16

. . Yokes

. . Magnetic field adjustment

. . Manufacture and assembly

. Cooling

. Others

H01J23/12@A;23/12@Z

GG00
ENVELOPES

GG01

GG02

GG03

GG04

GG05

GG06

. Magnetrons

. . Manufacture and assembly

. . Attachment

. Forward-traveling wave tubes

. Klystrons

. Others

H01J23/14;23/15@A

HH00
POWER SOURCE INPUT SECTIONS

HH01

HH02

HH03

HH04

HH05

HH06

HH07

HH08

HH09

HH10

. Magnetrons

. . Cathode leads

. . Cathode stems

. . Manufacture and assembly

. . . Brazing

. . Means to prevent electromagnet wave leakage inside the tubes

. . . Choke structure

. . . Electromagnetic wave absorbing bodies

. Forward-traveling beam tubes

. Others

H01J23/15@B;23/15@C

JJ00
MEANS FOR PREVENTING ELECTROMAGNETIC WAVE LEAKAGE

JJ01

JJ02

JJ03

JJ04

JJ05

JJ06

JJ07

JJ08

JJ09

. Filter cases, shield cases

. . Filter case assembly, attachment to yoke

. Filters

. . Choke coils

. . . Coils having air core sections

. . Capacitors

. . . Capacitor attachment

. Electromagnetic wave absorbing bodies

. Others

H01J23/16;23/18;23/20@A;23/207;23/213

KK00
KLYSTRON RESONANT CIRCUITS

KK01

KK02

KK03

KK04

KK05

KK06

KK07

KK08

KK09

KK10

. Cavity resonators

. . Tuning of one cavity

. . . L tuning

. . . C tuning

. . Tuning of multiple cavities

. . Variants using preset tuners

. . Temperature compensation

. . Cavity manufacture and assembly

. Drift tubes

. Others

H01J23/18;23/20@B;23/207;23/213;23/22

LL00
MAGNETRON CAVITY RESONATORS

LL01

LL02

LL03

LL04

LL05

LL06

LL07

LL08

LL09

LL10

. Anodes

. . Vanes

. . Connections with antennas

. . Anode manufacture and assembly

. . . Brazing

. . . Extrusion machining

. . . Machining into a round shape

. Equalizing rings (e.g., strap rings)

. . Attachment of equalizing rings

. Frequency adjustment

LL12

. Others

H01J23/24;23/26;23/27;23/28;23/30

MM00
SLOW WAVE CIRCUITS

MM01

MM02

MM03

MM04

MM05

MM06

MM08

MM09

MM10

. Coupled cavity-type slow wave circuits

. . Separate-type slow wave circuits

. . High frequency attenuators (e.g., loss units)

. . Cooling

. . Input/output coupling sections

. . Manufacture and assembly

. Helical slow wave circuits

. . Helixes

. . . Adjusting helix spacing

MM11

MM12

MM13

MM14

MM15

MM17

MM18

. . Helix supports

. . High frequency attenuators (e.g., loss units)

. . Cooling

. . Input/output coupling sections

. . Manufacture and assembly

. For crossed magnetic field amplifying tubes

. Others

H01J23/34@A;23/34@B

NN00
CIRCUITS OF POWER SUPPLY SOURCES AND OTHERS

NN01

NN02

NN03

NN04

NN05

NN06

NN07

. For traveling-wave tubes

. . Power supply

. For klystrons

. For magnetrons

. . Heater circuits

. . Protective circuits

. Others

H01J23/40@A

PP00
INPUT/OUTPUT COUPLING CIRCUITS IN FORWARD-TRAVELING BEAM TUBES

PP01

PP03

PP04

PP05

PP06

PP07

PP08

PP09

PP10

. Electromagnetic wave-transparent windows (e.g., airtight high frequency windows)

. For helical forward-traveling wave tubes

. . Variants using waveguides

. . Variants using coupled helixes

. . Direct-coupled coaxial types

. For coupled cavity-type forward-traveling wave tubes

. For klystrons

. . Variants using coupled loops

. Others

H01J23/40@B;23/54

QQ00
MAGNETRON OUTPUT SECTIONS

QQ01

QQ02

QQ03

QQ04

QQ05

QQ06

QQ07

QQ08

QQ09

QQ10

. High frequency coupled sections

. Antennas

. . Connections of antennas and vanes

. . Antenna output terminal structure

. . Exhaust tubes

. Means for preventing electromagnetic wave leakage

. . Choke structures

. . Gaskets

. Manufacture and assembly

. Others

H01J25/00@A

RR00
GYROTRONS

RR01

RR02

RR03

RR04

. Electron guns

. Resonators

. Collectors

. Others

5C029	Microwave tubes
	H01J23/00 -25/78