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JPS53140873A - Method of coating electrode coil for bulb with cathod material - Google Patents

Method of coating electrode coil for bulb with cathod material

Info

Publication number
JPS53140873A
JPS53140873A JP5516177A JP5516177A JPS53140873A JP S53140873 A JPS53140873 A JP S53140873A JP 5516177 A JP5516177 A JP 5516177A JP 5516177 A JP5516177 A JP 5516177A JP S53140873 A JPS53140873 A JP S53140873A
Authority
JP
Japan
Prior art keywords
electrode coil
bulb
coating electrode
cathod
cathod material
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.)
Pending
Application number
JP5516177A
Other languages
Japanese (ja)
Inventor
Takeshi Ikeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP5516177A priority Critical patent/JPS53140873A/en
Publication of JPS53140873A publication Critical patent/JPS53140873A/en
Pending legal-status Critical Current

Links

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  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)

Abstract

PURPOSE: To minimize quantitative variance of cathode material retained within the electrode coil by removing excess material through contacts of a removing means with the electrode coil at varied points.
COPYRIGHT: (C)1978,JPO&Japio
JP5516177A 1977-05-13 1977-05-13 Method of coating electrode coil for bulb with cathod material Pending JPS53140873A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5516177A JPS53140873A (en) 1977-05-13 1977-05-13 Method of coating electrode coil for bulb with cathod material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5516177A JPS53140873A (en) 1977-05-13 1977-05-13 Method of coating electrode coil for bulb with cathod material

Publications (1)

Publication Number Publication Date
JPS53140873A true JPS53140873A (en) 1978-12-08

Family

ID=12991009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5516177A Pending JPS53140873A (en) 1977-05-13 1977-05-13 Method of coating electrode coil for bulb with cathod material

Country Status (1)

Country Link
JP (1) JPS53140873A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638730A (en) * 1979-09-04 1981-04-14 Nec Home Electronics Ltd Removing method of electron emitting material

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638730A (en) * 1979-09-04 1981-04-14 Nec Home Electronics Ltd Removing method of electron emitting material

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