FR873959A - Tube à rayons cathodiques - Google Patents

Tube à rayons cathodiques

Info

Publication number
FR873959A
FR873959A FR873959DA FR873959A FR 873959 A FR873959 A FR 873959A FR 873959D A FR873959D A FR 873959DA FR 873959 A FR873959 A FR 873959A
Authority
FR
France
Prior art keywords
ray tube
cathode ray
cathode
tube
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
Application number
Other languages
English (en)
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.)
BAE Systems Aerospace Inc
Original Assignee
Hazeltine Corp
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 Hazeltine Corp filed Critical Hazeltine Corp
Application granted granted Critical
Publication of FR873959A publication Critical patent/FR873959A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
FR873959D 1940-07-25 1941-07-02 Tube à rayons cathodiques Expired FR873959A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US347389A US2295038A (en) 1940-07-25 1940-07-25 Cathode-ray tube

Publications (1)

Publication Number Publication Date
FR873959A true FR873959A (fr) 1942-07-24

Family

ID=23363503

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873959D Expired FR873959A (fr) 1940-07-25 1941-07-02 Tube à rayons cathodiques

Country Status (3)

Country Link
US (2) US2295038A (fr)
FR (1) FR873959A (fr)
GB (1) GB546846A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2592242A (en) * 1946-07-02 1952-04-08 Gen Electric Electron gun and mounting therefor
US6192106B1 (en) 1999-02-11 2001-02-20 Picker International, Inc. Field service flashable getter for x-ray tubes

Also Published As

Publication number Publication date
US2295038A (en) 1942-09-08
USRE22275E (en) 1943-02-23
GB546846A (en) 1942-07-31

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