JPS53147199A - Abnormaness detector of filament - Google Patents

Abnormaness detector of filament

Info

Publication number
JPS53147199A
JPS53147199A JP6120077A JP6120077A JPS53147199A JP S53147199 A JPS53147199 A JP S53147199A JP 6120077 A JP6120077 A JP 6120077A JP 6120077 A JP6120077 A JP 6120077A JP S53147199 A JPS53147199 A JP S53147199A
Authority
JP
Japan
Prior art keywords
filament
abnormaness
detector
certainty
detectable
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
JP6120077A
Other languages
Japanese (ja)
Inventor
Masashi Kamimura
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 JP6120077A priority Critical patent/JPS53147199A/en
Publication of JPS53147199A publication Critical patent/JPS53147199A/en
Pending legal-status Critical Current

Links

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  • Particle Accelerators (AREA)

Abstract

PURPOSE: To enable the breaking of filament wire to be detectable with ease and certainty, even without opening electron gun by means of detecting the change of current in the filament driving circuit.
COPYRIGHT: (C)1978,JPO&Japio
JP6120077A 1977-05-27 1977-05-27 Abnormaness detector of filament Pending JPS53147199A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6120077A JPS53147199A (en) 1977-05-27 1977-05-27 Abnormaness detector of filament

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6120077A JPS53147199A (en) 1977-05-27 1977-05-27 Abnormaness detector of filament

Publications (1)

Publication Number Publication Date
JPS53147199A true JPS53147199A (en) 1978-12-21

Family

ID=13164292

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6120077A Pending JPS53147199A (en) 1977-05-27 1977-05-27 Abnormaness detector of filament

Country Status (1)

Country Link
JP (1) JPS53147199A (en)

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