JPS524772A - Field-emission electron gun - Google Patents

Field-emission electron gun

Info

Publication number
JPS524772A
JPS524772A JP50080117A JP8011775A JPS524772A JP S524772 A JPS524772 A JP S524772A JP 50080117 A JP50080117 A JP 50080117A JP 8011775 A JP8011775 A JP 8011775A JP S524772 A JPS524772 A JP S524772A
Authority
JP
Japan
Prior art keywords
field
electron gun
emission electron
countrol
help
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
JP50080117A
Other languages
English (en)
Inventor
Hideo Todokoro
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 JP50080117A priority Critical patent/JPS524772A/ja
Publication of JPS524772A publication Critical patent/JPS524772A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electron Sources, Ion Sources (AREA)
JP50080117A 1975-06-30 1975-06-30 Field-emission electron gun Pending JPS524772A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50080117A JPS524772A (en) 1975-06-30 1975-06-30 Field-emission electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50080117A JPS524772A (en) 1975-06-30 1975-06-30 Field-emission electron gun

Publications (1)

Publication Number Publication Date
JPS524772A true JPS524772A (en) 1977-01-14

Family

ID=13709239

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50080117A Pending JPS524772A (en) 1975-06-30 1975-06-30 Field-emission electron gun

Country Status (1)

Country Link
JP (1) JPS524772A (ja)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274035A (en) * 1978-07-21 1981-06-16 Hitachi, Ltd. Field emission electron gun
JPH0214891U (ja) * 1988-07-11 1990-01-30
US10533688B2 (en) 2016-05-16 2020-01-14 Victaulic Company Coupling having tabbed retainer
US10578234B2 (en) 2013-05-02 2020-03-03 Victaulic Company Coupling having arcuate stiffness ribs
US10731780B2 (en) 2016-05-16 2020-08-04 Victaulic Company Sprung coupling
US11060639B2 (en) 2015-12-28 2021-07-13 Victaulic Company Adapter coupling
US11781683B2 (en) 2019-11-15 2023-10-10 Victaulic Company Shrouded coupling

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274035A (en) * 1978-07-21 1981-06-16 Hitachi, Ltd. Field emission electron gun
JPH0214891U (ja) * 1988-07-11 1990-01-30
US10578234B2 (en) 2013-05-02 2020-03-03 Victaulic Company Coupling having arcuate stiffness ribs
US12129941B2 (en) 2013-05-02 2024-10-29 Victaulic Company Coupling having arcuate stiffness ribs
US11060639B2 (en) 2015-12-28 2021-07-13 Victaulic Company Adapter coupling
US11725756B2 (en) 2015-12-28 2023-08-15 Victaulic Company Adapter coupling
US10533688B2 (en) 2016-05-16 2020-01-14 Victaulic Company Coupling having tabbed retainer
US10731780B2 (en) 2016-05-16 2020-08-04 Victaulic Company Sprung coupling
US11125369B2 (en) 2016-05-16 2021-09-21 Victaulic Company Coupling having tabbed retainer
US11781683B2 (en) 2019-11-15 2023-10-10 Victaulic Company Shrouded coupling

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