GB561837A - Improvements in electron discharge devices particularly suitable for x-ray apparatus - Google Patents

Improvements in electron discharge devices particularly suitable for x-ray apparatus

Info

Publication number
GB561837A
GB561837A GB11034/42A GB1103442A GB561837A GB 561837 A GB561837 A GB 561837A GB 11034/42 A GB11034/42 A GB 11034/42A GB 1103442 A GB1103442 A GB 1103442A GB 561837 A GB561837 A GB 561837A
Authority
GB
United Kingdom
Prior art keywords
tube
disc
lugs
electrode
aug
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
GB11034/42A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co 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 British Thomson Houston Co Ltd filed Critical British Thomson Houston Co Ltd
Publication of GB561837A publication Critical patent/GB561837A/en
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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
    • 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

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
GB11034/42A 1941-08-18 1942-08-07 Improvements in electron discharge devices particularly suitable for x-ray apparatus Expired GB561837A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US407288A US2336774A (en) 1941-08-18 1941-08-18 X-ray tube

Publications (1)

Publication Number Publication Date
GB561837A true GB561837A (en) 1944-06-07

Family

ID=23611383

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11034/42A Expired GB561837A (en) 1941-08-18 1942-08-07 Improvements in electron discharge devices particularly suitable for x-ray apparatus

Country Status (4)

Country Link
US (1) US2336774A (fr)
BE (1) BE477138A (fr)
FR (1) FR940971A (fr)
GB (1) GB561837A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR964837A (fr) * 1942-12-01 1950-08-25
BE474550A (fr) * 1945-09-18
US2558337A (en) * 1945-12-10 1951-06-26 Howard A Chinn Noise generator
NL86382C (fr) * 1949-03-16
US2604599A (en) * 1949-09-17 1952-07-22 Sylvania Electric Prod Cathode-ray tube
US2871402A (en) * 1954-09-20 1959-01-27 Westinghouse Electric Corp Split section high voltage tube
USRE25067E (en) * 1955-12-13 1961-10-31 Electron flow device
US3046430A (en) * 1959-01-29 1962-07-24 Picker X Ray Corp Isotope x-ray
US3034009A (en) * 1960-01-18 1962-05-08 Gen Electric Pin seal accelerator tubes

Also Published As

Publication number Publication date
BE477138A (fr)
US2336774A (en) 1943-12-14
FR940971A (fr) 1948-12-29

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