JPS5416968A - Field radiation type electronic gun - Google Patents

Field radiation type electronic gun

Info

Publication number
JPS5416968A
JPS5416968A JP8096477A JP8096477A JPS5416968A JP S5416968 A JPS5416968 A JP S5416968A JP 8096477 A JP8096477 A JP 8096477A JP 8096477 A JP8096477 A JP 8096477A JP S5416968 A JPS5416968 A JP S5416968A
Authority
JP
Japan
Prior art keywords
field radiation
type electronic
electronic gun
radiation type
gun
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
JP8096477A
Other languages
Japanese (ja)
Inventor
Hideo Todokoro
Yoshio Hokotani
Satoru Fukuhara
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 JP8096477A priority Critical patent/JPS5416968A/en
Publication of JPS5416968A publication Critical patent/JPS5416968A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To obtain an electronic gun which can secure a stable field radiation current for a long period of time with a simplified inside chamber structure.
COPYRIGHT: (C)1979,JPO&Japio
JP8096477A 1977-07-08 1977-07-08 Field radiation type electronic gun Pending JPS5416968A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8096477A JPS5416968A (en) 1977-07-08 1977-07-08 Field radiation type electronic gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8096477A JPS5416968A (en) 1977-07-08 1977-07-08 Field radiation type electronic gun

Publications (1)

Publication Number Publication Date
JPS5416968A true JPS5416968A (en) 1979-02-07

Family

ID=13733188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8096477A Pending JPS5416968A (en) 1977-07-08 1977-07-08 Field radiation type electronic gun

Country Status (1)

Country Link
JP (1) JPS5416968A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0714501A (en) * 1993-06-22 1995-01-17 Nec Corp Field emission cold cathode and electron gun therewith
JP2008291856A (en) * 2007-05-22 2008-12-04 Ihi Corp Mechanical seal for turbo pump
WO2021210255A1 (en) * 2020-04-13 2021-10-21 浜松ホトニクス株式会社 Electron beam generator and x-ray generation device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0714501A (en) * 1993-06-22 1995-01-17 Nec Corp Field emission cold cathode and electron gun therewith
JP2008291856A (en) * 2007-05-22 2008-12-04 Ihi Corp Mechanical seal for turbo pump
WO2021210255A1 (en) * 2020-04-13 2021-10-21 浜松ホトニクス株式会社 Electron beam generator and x-ray generation device

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