GB839681A - Improvements in or relating to electron discharge devices - Google Patents

Improvements in or relating to electron discharge devices

Info

Publication number
GB839681A
GB839681A GB526259A GB526259A GB839681A GB 839681 A GB839681 A GB 839681A GB 526259 A GB526259 A GB 526259A GB 526259 A GB526259 A GB 526259A GB 839681 A GB839681 A GB 839681A
Authority
GB
United Kingdom
Prior art keywords
layer
aluminium
phosphor
iron
cathode
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
GB526259A
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.)
Rauland Borg Corp
Original Assignee
Rauland Borg 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
Priority claimed from US768441A external-priority patent/US3026437A/en
Application filed by Rauland Borg Corp filed Critical Rauland Borg Corp
Publication of GB839681A publication Critical patent/GB839681A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • H01J31/501—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output with an electrostatic electron optic system
    • 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

Landscapes

  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
GB526259A 1958-02-14 1959-02-16 Improvements in or relating to electron discharge devices Expired GB839681A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US71537658A 1958-02-14 1958-02-14
US72542058A 1958-03-31 1958-03-31
US768441A US3026437A (en) 1958-10-20 1958-10-20 Electron discharge device

Publications (1)

Publication Number Publication Date
GB839681A true GB839681A (en) 1960-06-29

Family

ID=27418936

Family Applications (1)

Application Number Title Priority Date Filing Date
GB526259A Expired GB839681A (en) 1958-02-14 1959-02-16 Improvements in or relating to electron discharge devices

Country Status (5)

Country Link
CA (1) CA652089A (enrdf_load_stackoverflow)
DE (1) DE1292266B (enrdf_load_stackoverflow)
FR (1) FR1225726A (enrdf_load_stackoverflow)
GB (1) GB839681A (enrdf_load_stackoverflow)
NL (2) NL130739C (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961182A (en) 1970-02-03 1976-06-01 Varian Associates Pick up screens for X-ray image intensifier tubes employing evaporated activated scintillator layer
EP0361266A3 (de) * 1988-09-29 1990-11-14 Siemens Aktiengesellschaft Röntgenbildverstärker
DE4213906A1 (de) * 1992-04-28 1993-11-04 Siemens Ag Roentgenbildverstaerker
FR2793604A1 (fr) * 1999-05-11 2000-11-17 Siemens Ag Intensificateur d'image de rayons x et son procede de fabrication

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL81053C (enrdf_load_stackoverflow) * 1951-09-26
AT179574B (de) * 1951-09-26 1954-09-10 Philips Nv Elektronenstrahlröhre für einen Bildwandler
BE514428A (enrdf_load_stackoverflow) * 1951-09-27

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961182A (en) 1970-02-03 1976-06-01 Varian Associates Pick up screens for X-ray image intensifier tubes employing evaporated activated scintillator layer
EP0361266A3 (de) * 1988-09-29 1990-11-14 Siemens Aktiengesellschaft Röntgenbildverstärker
US4996414A (en) * 1988-09-29 1991-02-26 Siemens Aktiengesellschaft X-ray image intensifier with electron optics coating
DE4213906A1 (de) * 1992-04-28 1993-11-04 Siemens Ag Roentgenbildverstaerker
FR2793604A1 (fr) * 1999-05-11 2000-11-17 Siemens Ag Intensificateur d'image de rayons x et son procede de fabrication

Also Published As

Publication number Publication date
NL130739C (enrdf_load_stackoverflow)
NL236037A (enrdf_load_stackoverflow)
DE1292266B (de) 1969-04-10
FR1225726A (fr) 1960-07-04
CA652089A (en) 1962-11-13

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