FR2680046B1 - Tube a rayons x a deflexion electromagnetique. - Google Patents

Tube a rayons x a deflexion electromagnetique.

Info

Publication number
FR2680046B1
FR2680046B1 FR9109765A FR9109765A FR2680046B1 FR 2680046 B1 FR2680046 B1 FR 2680046B1 FR 9109765 A FR9109765 A FR 9109765A FR 9109765 A FR9109765 A FR 9109765A FR 2680046 B1 FR2680046 B1 FR 2680046B1
Authority
FR
France
Prior art keywords
ray tube
electromagnetic deflection
deflection
electromagnetic
ray
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.)
Expired - Lifetime
Application number
FR9109765A
Other languages
English (en)
Other versions
FR2680046A1 (fr
Inventor
Bernard Evain
Horia Dumitrescu
Olivier Coquoz
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.)
General Electric CGR SA
Original Assignee
General Electric CGR SA
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 General Electric CGR SA filed Critical General Electric CGR SA
Priority to FR9109765A priority Critical patent/FR2680046B1/fr
Publication of FR2680046A1 publication Critical patent/FR2680046A1/fr
Application granted granted Critical
Publication of FR2680046B1 publication Critical patent/FR2680046B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/30—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by deflection of the cathode ray
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/066—Details of electron optical components, e.g. cathode cups
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
    • H01J35/147—Spot size control
FR9109765A 1991-07-31 1991-07-31 Tube a rayons x a deflexion electromagnetique. Expired - Lifetime FR2680046B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9109765A FR2680046B1 (fr) 1991-07-31 1991-07-31 Tube a rayons x a deflexion electromagnetique.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9109765A FR2680046B1 (fr) 1991-07-31 1991-07-31 Tube a rayons x a deflexion electromagnetique.

Publications (2)

Publication Number Publication Date
FR2680046A1 FR2680046A1 (fr) 1993-02-05
FR2680046B1 true FR2680046B1 (fr) 1993-11-05

Family

ID=9415796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9109765A Expired - Lifetime FR2680046B1 (fr) 1991-07-31 1991-07-31 Tube a rayons x a deflexion electromagnetique.

Country Status (1)

Country Link
FR (1) FR2680046B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2947691B1 (fr) 2009-07-06 2016-12-16 Gen Electric Procede pour le controle de l'emission d'un faisceau d'electrons dans une cathode, cathode, tube et systeme d'imagerie correspondants

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2119679A (en) * 1936-05-29 1938-06-07 Charles V Litton X-ray tube
US4048496A (en) * 1972-05-08 1977-09-13 Albert Richard D Selectable wavelength X-ray source, spectrometer and assay method
FR2644931A1 (fr) * 1989-03-24 1990-09-28 Gen Electric Cgr Tube a rayons x a balayage avec plaques de deflexion

Also Published As

Publication number Publication date
FR2680046A1 (fr) 1993-02-05

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