JPS52127059A - Field emission type electron gun - Google Patents

Field emission type electron gun

Info

Publication number
JPS52127059A
JPS52127059A JP4247676A JP4247676A JPS52127059A JP S52127059 A JPS52127059 A JP S52127059A JP 4247676 A JP4247676 A JP 4247676A JP 4247676 A JP4247676 A JP 4247676A JP S52127059 A JPS52127059 A JP S52127059A
Authority
JP
Japan
Prior art keywords
electron gun
emission type
field emission
type electron
adapting
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
JP4247676A
Other languages
Japanese (ja)
Inventor
Shigeyuki Hosoki
Hiroshi Okano
Ushio Kawabe
Masaaki Futamoto
Yoshio Hokotani
Yoshihiko Yamamoto
Susumu Ozasa
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 JP4247676A priority Critical patent/JPS52127059A/en
Publication of JPS52127059A publication Critical patent/JPS52127059A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cold Cathode And The Manufacture (AREA)

Abstract

PURPOSE: To improve the physical strength of a field emission type electron gun and to align mechanical center axis with ease by adapting the portion for emitting electric field to directly couple with the cathode made of carbon material.
COPYRIGHT: (C)1977,JPO&Japio
JP4247676A 1976-04-16 1976-04-16 Field emission type electron gun Pending JPS52127059A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4247676A JPS52127059A (en) 1976-04-16 1976-04-16 Field emission type electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4247676A JPS52127059A (en) 1976-04-16 1976-04-16 Field emission type electron gun

Publications (1)

Publication Number Publication Date
JPS52127059A true JPS52127059A (en) 1977-10-25

Family

ID=12637105

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4247676A Pending JPS52127059A (en) 1976-04-16 1976-04-16 Field emission type electron gun

Country Status (1)

Country Link
JP (1) JPS52127059A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62252942A (en) * 1986-04-17 1987-11-04 Tokai Carbon Co Ltd Electrode plate for plasma etching
WO2012108161A1 (en) * 2011-02-09 2012-08-16 株式会社鬼塚硝子 Cold cathode device and method for manufacturing same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62252942A (en) * 1986-04-17 1987-11-04 Tokai Carbon Co Ltd Electrode plate for plasma etching
WO2012108161A1 (en) * 2011-02-09 2012-08-16 株式会社鬼塚硝子 Cold cathode device and method for manufacturing same

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