GB931079A - Improvements in cold-cathode glow-discharge indicator tubes - Google Patents

Improvements in cold-cathode glow-discharge indicator tubes

Info

Publication number
GB931079A
GB931079A GB230/60A GB23060A GB931079A GB 931079 A GB931079 A GB 931079A GB 230/60 A GB230/60 A GB 230/60A GB 23060 A GB23060 A GB 23060A GB 931079 A GB931079 A GB 931079A
Authority
GB
United Kingdom
Prior art keywords
anode
cathode
ring
auxiliary anodes
discharge
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
GB230/60A
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries 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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB931079A publication Critical patent/GB931079A/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
    • H01J17/49—Display panels, e.g. with crossed electrodes, e.g. making use of direct current
    • H01J17/491—Display panels, e.g. with crossed electrodes, e.g. making use of direct current with electrodes arranged side by side and substantially in the same plane, e.g. for displaying alphanumeric characters

Landscapes

  • Gas-Filled Discharge Tubes (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
GB230/60A 1959-01-06 1960-01-04 Improvements in cold-cathode glow-discharge indicator tubes Expired GB931079A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL234888 1959-01-06
NL246291 1959-12-10

Publications (1)

Publication Number Publication Date
GB931079A true GB931079A (en) 1963-07-10

Family

ID=26641671

Family Applications (1)

Application Number Title Priority Date Filing Date
GB230/60A Expired GB931079A (en) 1959-01-06 1960-01-04 Improvements in cold-cathode glow-discharge indicator tubes

Country Status (6)

Country Link
US (2) US3054920A (da)
CH (1) CH386569A (da)
DE (1) DE1147317B (da)
FR (1) FR1244702A (da)
GB (1) GB931079A (da)
NL (3) NL113382C (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB911402A (en) * 1961-05-23 1962-11-28 South African Council Scientif Improvements in or relating to electrical spark producing apparatus
GB980339A (en) * 1962-06-01 1965-01-13 Ericsson Telephones Ltd Multi-electrode cold-cathode discharge tube

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE345859C (de) * 1919-10-26 1922-03-03 Michel Schmierer Glimmlichtroehre zur Erzeugung leuchtender Zeichen, Zeichnungen o. dgl., insbesondere fuer Reklame
US2142106A (en) * 1934-05-09 1939-01-03 Hans P Boswau Signaling system and glow lamps therefor
US2433809A (en) * 1947-02-01 1947-12-30 Sylvania Electric Prod Crater lamp
US2769939A (en) * 1950-06-12 1956-11-06 Northrop Aircraft Inc Read-out tube circuit
US2618760A (en) * 1950-11-06 1952-11-18 Northrop Aircraft Inc Glow tube anode construction
US2632128A (en) * 1951-01-09 1953-03-17 Northrop Aircraft Inc Glow tube cathode support
GB721973A (en) * 1952-07-29 1955-01-19 Hivac Ltd Improvements in or relating to cold cathode gaseous discharge tubes
GB777562A (en) * 1953-03-09 1957-06-26 Ericsson Telephones Ltd Improvements in or relating to electric discharge tubes
US2946921A (en) * 1957-10-19 1960-07-26 Gugelberg Hans Luz Von Glow discharge tubes and circuits therefor
US2937318A (en) * 1958-10-27 1960-05-17 Baird Atomic Inc Counting tube read out system

Also Published As

Publication number Publication date
FR1244702A (fr) 1960-10-28
US3085174A (en) 1963-04-09
CH386569A (de) 1965-01-15
NL246291A (da)
DE1147317B (de) 1963-04-18
NL234888A (da)
US3054920A (en) 1962-09-18
NL113382C (da)

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