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JPS52129367A - Manufacture of electronic tube heater - Google Patents

Manufacture of electronic tube heater

Info

Publication number
JPS52129367A
JPS52129367A JP4539976A JP4539976A JPS52129367A JP S52129367 A JPS52129367 A JP S52129367A JP 4539976 A JP4539976 A JP 4539976A JP 4539976 A JP4539976 A JP 4539976A JP S52129367 A JPS52129367 A JP S52129367A
Authority
JP
Japan
Prior art keywords
electronic tube
manufacture
tube heater
electrodeposition
heater
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
JP4539976A
Other languages
Japanese (ja)
Other versions
JPS601729B2 (en
Inventor
Ryoichi Maekawa
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 JP51045399A priority Critical patent/JPS601729B2/en
Publication of JPS52129367A publication Critical patent/JPS52129367A/en
Publication of JPS601729B2 publication Critical patent/JPS601729B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)

Abstract

PURPOSE: To secure uniform electrodeposition layer using special welding liquid when alumina insulation layer is formed on the heater through electrodeposition. As a result, the property deterioration of the electronic tube can be prevented with increased dependability.
COPYRIGHT: (C)1977,JPO&Japio
JP51045399A 1976-04-23 1976-04-23 Manufacturing method of electron tube heater Expired JPS601729B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51045399A JPS601729B2 (en) 1976-04-23 1976-04-23 Manufacturing method of electron tube heater

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51045399A JPS601729B2 (en) 1976-04-23 1976-04-23 Manufacturing method of electron tube heater

Publications (2)

Publication Number Publication Date
JPS52129367A true JPS52129367A (en) 1977-10-29
JPS601729B2 JPS601729B2 (en) 1985-01-17

Family

ID=12718168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51045399A Expired JPS601729B2 (en) 1976-04-23 1976-04-23 Manufacturing method of electron tube heater

Country Status (1)

Country Link
JP (1) JPS601729B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132537A (en) * 1983-01-19 1984-07-30 Hitachi Ltd Manufacture of dark heater for indirectly heated cathode

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132537A (en) * 1983-01-19 1984-07-30 Hitachi Ltd Manufacture of dark heater for indirectly heated cathode

Also Published As

Publication number Publication date
JPS601729B2 (en) 1985-01-17

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