JPS60147150U - X-ray tube cathode structure - Google Patents

X-ray tube cathode structure

Info

Publication number
JPS60147150U
JPS60147150U JP3580484U JP3580484U JPS60147150U JP S60147150 U JPS60147150 U JP S60147150U JP 3580484 U JP3580484 U JP 3580484U JP 3580484 U JP3580484 U JP 3580484U JP S60147150 U JPS60147150 U JP S60147150U
Authority
JP
Japan
Prior art keywords
ray tube
cathode
cathode structure
tube cathode
focusing
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
JP3580484U
Other languages
Japanese (ja)
Inventor
佐久間　立也
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP3580484U priority Critical patent/JPS60147150U/en
Publication of JPS60147150U publication Critical patent/JPS60147150U/en
Pending legal-status Critical Current

Links

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ２．集束電極に集束溝を設け、この集束溝内に陰極を配
設してなるＸ線管の陰極構体において、上記集束溝及び
陰極をいずれも楕円形に形成し、且つ陰極の電子放出面
を、楕円の短径の曲率−半径よりも長径の曲率半径が大
きい凹面に形成してなることを特徴としたＸ線管の陰極
構体。2. In a cathode structure for an X-ray tube in which a focusing groove is provided in a focusing electrode and a cathode is disposed within this focusing groove, both the focusing groove and the cathode are formed in an elliptical shape, and the electron emitting surface of the cathode is A cathode structure for an X-ray tube, characterized in that it is formed into a concave surface having a radius of curvature of the major axis larger than the radius of curvature of the minor axis of an ellipse.
JP3580484U 1984-03-13 1984-03-13 X-ray tube cathode structure Pending JPS60147150U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3580484U JPS60147150U (en) 1984-03-13 1984-03-13 X-ray tube cathode structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3580484U JPS60147150U (en) 1984-03-13 1984-03-13 X-ray tube cathode structure

Publications (1)

Publication Number Publication Date
JPS60147150U true JPS60147150U (en) 1985-09-30

Family

ID=30540414

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3580484U Pending JPS60147150U (en) 1984-03-13 1984-03-13 X-ray tube cathode structure

Country Status (1)

Country Link
JP (1) JPS60147150U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011243579A (en) * 2004-05-27 2011-12-01 Cabot Microelectronics Corp X-ray source with field of nonparallel geometry

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011243579A (en) * 2004-05-27 2011-12-01 Cabot Microelectronics Corp X-ray source with field of nonparallel geometry

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