GB1264548A - - Google Patents

Info

Publication number
GB1264548A
GB1264548A GB1264548DA GB1264548A GB 1264548 A GB1264548 A GB 1264548A GB 1264548D A GB1264548D A GB 1264548DA GB 1264548 A GB1264548 A GB 1264548A
Authority
GB
United Kingdom
Prior art keywords
pin
surrounded
end turns
emitter structure
coils
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 GB1264548A publication Critical patent/GB1264548A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode

Landscapes

  • Solid Thermionic Cathode (AREA)
GB1264548D 1969-02-25 1969-02-25 Expired GB1264548A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB997569 1969-02-25

Publications (1)

Publication Number Publication Date
GB1264548A true GB1264548A (enrdf_load_stackoverflow) 1972-02-23

Family

ID=9882231

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1264548D Expired GB1264548A (enrdf_load_stackoverflow) 1969-02-25 1969-02-25

Country Status (1)

Country Link
GB (1) GB1264548A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173943A (en) * 1985-04-18 1986-10-22 Noblelight Limited Improvements in and relating to cathodes
WO2019056026A1 (de) * 2017-09-22 2019-03-28 Plansee Se Kathode

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2173943A (en) * 1985-04-18 1986-10-22 Noblelight Limited Improvements in and relating to cathodes
WO2019056026A1 (de) * 2017-09-22 2019-03-28 Plansee Se Kathode

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee