GB406611A - Improvements in luminous electric discharge tubes - Google Patents

Improvements in luminous electric discharge tubes

Info

Publication number
GB406611A
GB406611A GB27067/33A GB2706733A GB406611A GB 406611 A GB406611 A GB 406611A GB 27067/33 A GB27067/33 A GB 27067/33A GB 2706733 A GB2706733 A GB 2706733A GB 406611 A GB406611 A GB 406611A
Authority
GB
United Kingdom
Prior art keywords
electric discharge
oct
discharge tubes
luminous electric
flat
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
GB27067/33A
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB406611A publication Critical patent/GB406611A/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
    • H01J61/30—Vessels; Containers
    • H01J61/33—Special shape of cross-section, e.g. for producing cool spot

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

406,611. Discharge lamps. GENERAL ELECTRIC CO., Ltd., Magnet House, Kingsway, London.- (Assignees of Patent-Treuhand-Ges. f³r Elektrische Gl³hlampen; 11, Ehrenbergstrasse, Berlin.) Oct. 2, 1933, No. 27067. Convention date, Oct. 1, 1932. [Class 39 (i).] A lamp for use in television receivers has an envelope, filled with a mixture of a rare gas and sodium or other metal vapour, with a flat central portion 1, terminating in two end portions 2, 3, each of which has a cross-section of greater area than that of the flat portion and contains an electrode 4, 5, one or both electrodes being thermionic. Specification 352,105 is referred to.
GB27067/33A 1932-10-01 1933-10-02 Improvements in luminous electric discharge tubes Expired GB406611A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE406611X 1932-10-01

Publications (1)

Publication Number Publication Date
GB406611A true GB406611A (en) 1934-03-01

Family

ID=6422092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27067/33A Expired GB406611A (en) 1932-10-01 1933-10-02 Improvements in luminous electric discharge tubes

Country Status (2)

Country Link
US (1) US2020726A (en)
GB (1) GB406611A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1153833B (en) * 1958-12-17 1963-09-05 Gen Electric Co Ltd Electric sodium vapor discharge lamp

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL238268A (en) * 1958-04-18
NL150618C (en) * 1970-04-03
GB2023923B (en) * 1978-05-22 1982-06-30 Commw Scient Ind Res Org Atomic spectral lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1153833B (en) * 1958-12-17 1963-09-05 Gen Electric Co Ltd Electric sodium vapor discharge lamp

Also Published As

Publication number Publication date
US2020726A (en) 1935-11-12

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