GB433671A - Improvements in or relating to electric discharge tubes - Google Patents

Improvements in or relating to electric discharge tubes

Info

Publication number
GB433671A
GB433671A GB32300/34A GB3230034A GB433671A GB 433671 A GB433671 A GB 433671A GB 32300/34 A GB32300/34 A GB 32300/34A GB 3230034 A GB3230034 A GB 3230034A GB 433671 A GB433671 A GB 433671A
Authority
GB
United Kingdom
Prior art keywords
tube
anode
metal
evaporated
wire
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
GB32300/34A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB433671A publication Critical patent/GB433671A/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
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp

Landscapes

  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Lasers (AREA)
GB32300/34A 1933-11-09 1934-11-09 Improvements in or relating to electric discharge tubes Expired GB433671A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL433671X 1933-11-09

Publications (1)

Publication Number Publication Date
GB433671A true GB433671A (en) 1935-08-19

Family

ID=19786175

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32300/34A Expired GB433671A (en) 1933-11-09 1934-11-09 Improvements in or relating to electric discharge tubes

Country Status (6)

Country Link
US (1) US2030445A (de)
BE (1) BE406110A (de)
DE (1) DE683436C (de)
FR (1) FR780928A (de)
GB (1) GB433671A (de)
NL (1) NL41239C (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4232360A (en) * 1978-01-11 1980-11-04 General Electric Company Heat recovery high intensity discharge lamp constructions

Also Published As

Publication number Publication date
NL41239C (de)
US2030445A (en) 1936-02-11
BE406110A (de)
FR780928A (fr) 1935-05-06
DE683436C (de) 1939-11-06

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