JPS5341972A - Exhauster for vacuum tube production - Google Patents

Exhauster for vacuum tube production

Info

Publication number
JPS5341972A
JPS5341972A JP11590276A JP11590276A JPS5341972A JP S5341972 A JPS5341972 A JP S5341972A JP 11590276 A JP11590276 A JP 11590276A JP 11590276 A JP11590276 A JP 11590276A JP S5341972 A JPS5341972 A JP S5341972A
Authority
JP
Japan
Prior art keywords
exhauster
vacuum tube
tube production
flexibility
damaged
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
JP11590276A
Other languages
Japanese (ja)
Inventor
Yoshie Ogawa
Kiyao Kozai
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11590276A priority Critical patent/JPS5341972A/en
Publication of JPS5341972A publication Critical patent/JPS5341972A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE: The superior pipe which has a sufficient strength and a flexibility-which is not damaged by cool holding materials-is used at a cap connection part for cooling, so that a reliability of exhaust of vacuum tubes can be improved.
COPYRIGHT: (C)1978,JPO&Japio
JP11590276A 1976-09-29 1976-09-29 Exhauster for vacuum tube production Pending JPS5341972A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11590276A JPS5341972A (en) 1976-09-29 1976-09-29 Exhauster for vacuum tube production

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11590276A JPS5341972A (en) 1976-09-29 1976-09-29 Exhauster for vacuum tube production

Publications (1)

Publication Number Publication Date
JPS5341972A true JPS5341972A (en) 1978-04-15

Family

ID=14674026

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11590276A Pending JPS5341972A (en) 1976-09-29 1976-09-29 Exhauster for vacuum tube production

Country Status (1)

Country Link
JP (1) JPS5341972A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55135823A (en) * 1979-04-10 1980-10-23 Minolta Camera Co Ltd Flash electric discharge lamp dimming device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55135823A (en) * 1979-04-10 1980-10-23 Minolta Camera Co Ltd Flash electric discharge lamp dimming device

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