GB389747A - Improvements in electric discharge tubes - Google Patents

Improvements in electric discharge tubes

Info

Publication number
GB389747A
GB389747A GB26163/32A GB2616332A GB389747A GB 389747 A GB389747 A GB 389747A GB 26163/32 A GB26163/32 A GB 26163/32A GB 2616332 A GB2616332 A GB 2616332A GB 389747 A GB389747 A GB 389747A
Authority
GB
United Kingdom
Prior art keywords
pinch
bulb
glass
filling
resistant
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
GB26163/32A
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 GB389747A publication Critical patent/GB389747A/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
    • H01J61/34—Double-wall vessels or containers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H01J5/40—End-disc seals, e.g. flat header
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
    • H01J2893/0034—Lamp bases
    • H01J2893/0035—Lamp bases shaped as flat plates, in particular metallic

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
GB26163/32A 1931-12-23 1932-09-20 Improvements in electric discharge tubes Expired GB389747A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL59660A NL38246C (US07816562-20101019-C00012.png) 1931-12-23 1931-12-23
DEN35695D DE655156C (de) 1931-12-23 1933-09-07 Insbesondere zur Lichtausstrahlung dienende elektrische Entladungsroehre

Publications (1)

Publication Number Publication Date
GB389747A true GB389747A (en) 1933-03-23

Family

ID=33565850

Family Applications (2)

Application Number Title Priority Date Filing Date
GB26163/32A Expired GB389747A (en) 1931-12-23 1932-09-20 Improvements in electric discharge tubes
GB21150/34A Expired GB421043A (en) 1931-12-23 1934-07-19 Improvements in or relating to electric discharge tubes

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB21150/34A Expired GB421043A (en) 1931-12-23 1934-07-19 Improvements in or relating to electric discharge tubes

Country Status (9)

Country Link
US (2) US1919932A (US07816562-20101019-C00012.png)
AT (3) AT134016B (US07816562-20101019-C00012.png)
BE (1) BE404540A (US07816562-20101019-C00012.png)
CH (1) CH167310A (US07816562-20101019-C00012.png)
DE (3) DE615145C (US07816562-20101019-C00012.png)
DK (2) DK47957C (US07816562-20101019-C00012.png)
FR (2) FR45132E (US07816562-20101019-C00012.png)
GB (2) GB389747A (US07816562-20101019-C00012.png)
NL (2) NL38246C (US07816562-20101019-C00012.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2433404A (en) * 1942-02-25 1947-12-30 Raytheon Mfg Co Light generating device
US2615146A (en) * 1948-02-11 1952-10-21 Cooper Hewitt Electric Co Thermostatic switch
DE1098607B (de) * 1959-04-24 1961-02-02 Licentia Gmbh Hochdrucklampe
US3188461A (en) * 1963-03-12 1965-06-08 Willis L Lipscomb Plural walled fixtures
US4536831A (en) * 1984-07-09 1985-08-20 Gte Products Corporation Replacement lamp with means for spacing

Also Published As

Publication number Publication date
CH167310A (de) 1934-02-15
FR45132E (fr) 1935-06-13
DE615145C (de) 1935-06-28
US2056631A (en) 1936-10-06
DE655156C (de) 1938-01-10
AT135171B (de) 1933-10-25
AT134016B (de) 1933-07-10
DE602011C (de) 1934-08-29
NL39310C (US07816562-20101019-C00012.png) 1936-11-16
AT140010B (de) 1934-12-27
DK47957C (da) 1933-10-30
FR741071A (US07816562-20101019-C00012.png) 1933-02-04
GB421043A (en) 1934-12-12
BE404540A (US07816562-20101019-C00012.png)
DK50718C (da) 1935-09-30
NL38246C (US07816562-20101019-C00012.png) 1936-06-15
US1919932A (en) 1933-07-25

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