NL35143C - - Google Patents

Info

Publication number
NL35143C
NL35143C NL35143DA NL35143C NL 35143 C NL35143 C NL 35143C NL 35143D A NL35143D A NL 35143DA NL 35143 C NL35143 C NL 35143C
Authority
NL
Netherlands
Application number
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.)
Publication of NL35143C publication Critical patent/NL35143C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/15—Cathodes heated directly by an electric current
    • 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
    • H01J35/064—Details of the emitter, e.g. material or structure
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • H01J5/06—Vessels or containers specially adapted for operation at high tension, e.g. by improved potential distribution over surface of vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/02—Vessels; Containers; Shields associated therewith; Vacuum locks
    • H01J5/18—Windows permeable to X-rays, gamma-rays, or particles
    • 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
    • H01J35/08—Anodes; Anti cathodes
NL35143D 1931-06-12 NL35143C (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US543992A US2113422A (en) 1931-06-12 1931-06-12 Electron discharge device

Publications (1)

Publication Number Publication Date
NL35143C true NL35143C (xx)

Family

ID=24170356

Family Applications (1)

Application Number Title Priority Date Filing Date
NL35143D NL35143C (xx) 1931-06-12

Country Status (4)

Country Link
US (1) US2113422A (xx)
DE (1) DE629214C (xx)
GB (1) GB404299A (xx)
NL (1) NL35143C (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE760277C (de) * 1940-04-09 1954-08-09 Aeg Vorrichtung zur UEbertragung von Vorschubbewegungen von aussen in das Innere von Hochvakuumentladungsgefaessen, insbesondere Elektronenmikroskopen
BE538316A (xx) * 1954-06-01
DE4325609A1 (de) * 1993-07-30 1995-02-02 Philips Patentverwaltung Elektronenröhre
DE102014209389B4 (de) 2014-05-17 2019-10-17 Incoatec Gmbh Justageeinrichtung für einen Elektronenemitter einer Elektronenröhre

Also Published As

Publication number Publication date
DE629214C (de) 1936-04-24
GB404299A (en) 1934-01-10
US2113422A (en) 1938-04-05

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