GB1265272A - - Google Patents

Info

Publication number
GB1265272A
GB1265272A GB1265272DA GB1265272A GB 1265272 A GB1265272 A GB 1265272A GB 1265272D A GB1265272D A GB 1265272DA GB 1265272 A GB1265272 A GB 1265272A
Authority
GB
United Kingdom
Prior art keywords
plate
secured
mercury
capsule
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
Other languages
English (en)
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 filed Critical
Publication of GB1265272A publication Critical patent/GB1265272A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/38—Cold-cathode tubes
    • H01J17/48—Cold-cathode tubes with more than one cathode or anode, e.g. sequence-discharge tube, counting tube, dekatron
    • H01J17/49—Display panels, e.g. with crossed electrodes, e.g. making use of direct current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0069—Tubes for displaying characters

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
GB1265272D 1969-04-03 1970-03-11 Expired GB1265272A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81325769A 1969-04-03 1969-04-03

Publications (1)

Publication Number Publication Date
GB1265272A true GB1265272A (enrdf_load_stackoverflow) 1972-03-01

Family

ID=25211903

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1265272D Expired GB1265272A (enrdf_load_stackoverflow) 1969-04-03 1970-03-11

Country Status (5)

Country Link
US (1) US3558957A (enrdf_load_stackoverflow)
DE (3) DE2012776A1 (enrdf_load_stackoverflow)
FR (1) FR2042754A5 (enrdf_load_stackoverflow)
GB (1) GB1265272A (enrdf_load_stackoverflow)
NL (1) NL7004515A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5427883Y1 (enrdf_load_stackoverflow) * 1970-09-11 1979-09-08
US3944869A (en) * 1973-04-27 1976-03-16 Burroughs Corporation Display panel with expansible, metallic capsule containing mercury and method of making said capsule
USD624890S1 (en) * 2008-08-18 2010-10-05 Schadeck Matthew A Anode and cathode assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1817445A (en) * 1924-12-31 1931-08-04 Ass Elect Ind Vacuum tube and method of manufacture
GB967685A (en) * 1962-03-28 1964-08-26 Hivac Ltd Improvements in or relating to gas discharge tubes
US3244923A (en) * 1962-09-14 1966-04-05 Friden Inc Character representing glow discharge tube and system for selective excitation of the character representing electrodes thereof
US3318649A (en) * 1963-10-11 1967-05-09 King Lab Inc Charging electronic tubes with mercury

Also Published As

Publication number Publication date
FR2042754A5 (enrdf_load_stackoverflow) 1971-02-12
NL7004515A (enrdf_load_stackoverflow) 1970-10-06
DE7009910U (de) 1970-06-25
US3558957A (en) 1971-01-26
DE7009909U (de) 1970-06-25
DE2012776A1 (de) 1970-10-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
48S Specification amended (sect. 8/1949)
PCNP Patent ceased through non-payment of renewal fee