[go: up one dir, main page]

JPS59126449U - Indirectly heated cathode for electron tubes - Google Patents

Indirectly heated cathode for electron tubes

Info

Publication number
JPS59126449U
JPS59126449U JP2032283U JP2032283U JPS59126449U JP S59126449 U JPS59126449 U JP S59126449U JP 2032283 U JP2032283 U JP 2032283U JP 2032283 U JP2032283 U JP 2032283U JP S59126449 U JPS59126449 U JP S59126449U
Authority
JP
Japan
Prior art keywords
indirectly heated
electron tubes
heated cathode
sintered body
cathode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2032283U
Other languages
Japanese (ja)
Other versions
JPH023245Y2 (en
Inventor
佐伯　博
片上　勘次
Original Assignee
日本電気株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP2032283U priority Critical patent/JPS59126449U/en
Publication of JPS59126449U publication Critical patent/JPS59126449U/en
Application granted granted Critical
Publication of JPH023245Y2 publication Critical patent/JPH023245Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Solid Thermionic Cathode (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のボッティド型ヒーターを用いた電子管用
陰極の一例を示し、第２図は本考案による電子管用陰極
の一実施例を示した断面１，１である。 １・・・陰極基体、２・・・カソードスリーブ、３・・
・ヒーターコイル、４・・・絶縁物質粉末焼結体、５・
・・空間。FIG. 1 shows an example of a cathode for an electron tube using a conventional bottid-type heater, and FIG. 2 is a cross section 1, 1 showing an embodiment of the cathode for an electron tube according to the present invention. 1... Cathode base, 2... Cathode sleeve, 3...
・Heater coil, 4... Insulating material powder sintered body, 5.
··space.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] カソードスリーブ内部にヒーターコイルと絶縁物粉末の
焼結体を有するボッティド型ヒーターにおいて、前記焼
結体の一部、更に好ましくは前記ヒーターコイルの長手
方向内側の前記焼結体に空間を設けたことを特徴とする
電子管用傍熱型陰極。In a bottid type heater having a heater coil and a sintered body of insulating powder inside a cathode sleeve, a space is provided in a part of the sintered body, more preferably in the sintered body inside the heater coil in the longitudinal direction. An indirectly heated cathode for electron tubes featuring:
JP2032283U 1983-02-15 1983-02-15 Indirectly heated cathode for electron tubes Granted JPS59126449U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2032283U JPS59126449U (en) 1983-02-15 1983-02-15 Indirectly heated cathode for electron tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2032283U JPS59126449U (en) 1983-02-15 1983-02-15 Indirectly heated cathode for electron tubes

Publications (2)

Publication Number Publication Date
JPS59126449U true JPS59126449U (en) 1984-08-25
JPH023245Y2 JPH023245Y2 (en) 1990-01-25

Family

ID=30151453

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2032283U Granted JPS59126449U (en) 1983-02-15 1983-02-15 Indirectly heated cathode for electron tubes

Country Status (1)

Country Link
JP (1) JPS59126449U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS547100U (en) * 1977-06-17 1979-01-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS547100U (en) * 1977-06-17 1979-01-18

Also Published As

Publication number Publication date
JPH023245Y2 (en) 1990-01-25

Similar Documents

Publication Publication Date Title
JPS59126449U (en) Indirectly heated cathode for electron tubes
JPS5866544U (en) Electron tube cathode heater structure
JPS59184721U (en) heating thermal container
JPS6012086U (en) heat storage body
JPS607144U (en) Electron tube cathode structure
JPS5920545U (en) electron gun structure
JPS60147055U (en) Indirectly heated cathode structure
JPS5864066U (en) Fluorescent lamp electrode structure
JPS60123859U (en) Indirectly heated cathode structure
JPS58157952U (en) cathode structure
JPS58111845U (en) solar heat collector
JPS58113951U (en) electron gun
JPS58348U (en) magnetron cathode structure
JPS596671U (en) electric valve
JPS59144860U (en) Indirectly heated cathode structure
JPS6064597U (en) pipe heating element
JPS5976067U (en) cathode ray tube
JPS6133392U (en) Heat generating structure in electric furnace
JPS60141050U (en) Cathode ray tube electrode structure
JPS5820532U (en) cylinder capacitor
JPS59252U (en) cathode ray tube
JPS5928954U (en) Electrodes for cold cathode pumped thermionic fluorescent tubes
JPS63202046U (en)
JPS60124890U (en) heater unit
JPS5938912U (en) Composite implant material