ES446495A1 - Perfeccionamientos introducidos en una lampara electrica. - Google Patents

Perfeccionamientos introducidos en una lampara electrica.

Info

Publication number
ES446495A1
ES446495A1 ES446495A ES446495A ES446495A1 ES 446495 A1 ES446495 A1 ES 446495A1 ES 446495 A ES446495 A ES 446495A ES 446495 A ES446495 A ES 446495A ES 446495 A1 ES446495 A1 ES 446495A1
Authority
ES
Spain
Prior art keywords
molybdenum
electric lamp
pinch
filament
welded
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
ES446495A
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 ES446495A1 publication Critical patent/ES446495A1/es
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
    • H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
    • H01J61/366—Seals for leading-in conductors

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Common Detailed Techniques For Electron Tubes Or Discharge Tubes (AREA)
ES446495A 1975-04-01 1976-03-30 Perfeccionamientos introducidos en una lampara electrica. Expired ES446495A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7503829A NL7503829A (nl) 1975-04-01 1975-04-01 Electrische lamp.

Publications (1)

Publication Number Publication Date
ES446495A1 true ES446495A1 (es) 1977-06-16

Family

ID=19823481

Family Applications (1)

Application Number Title Priority Date Filing Date
ES446495A Expired ES446495A1 (es) 1975-04-01 1976-03-30 Perfeccionamientos introducidos en una lampara electrica.

Country Status (10)

Country Link
US (1) US4002939A (es)
JP (1) JPS51120074A (es)
BE (1) BE840214A (es)
CA (1) CA1043850A (es)
DE (1) DE2611634C2 (es)
ES (1) ES446495A1 (es)
FR (1) FR2306526A1 (es)
GB (1) GB1488804A (es)
HU (1) HU177366B (es)
NL (1) NL7503829A (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4110656A (en) * 1977-01-13 1978-08-29 Westinghouse Electric Corp. Method for mounting electrodes in high pressure sodium lamps and resulting article
US4110657A (en) * 1977-03-14 1978-08-29 General Electric Company Lead-in seal and lamp utilizing same
US4136298A (en) * 1977-08-15 1979-01-23 General Electric Company Electrode-inlead for miniature discharge lamps
US4202999A (en) * 1978-04-11 1980-05-13 General Electric Company Fused silica lamp envelope and seal
JPS5528229A (en) * 1978-08-19 1980-02-28 Gen Electric Electrode lead wire for miniature discharge
USRE31519E (en) * 1982-11-12 1984-02-07 General Electric Company Lead-in seal and lamp utilizing same
JPS61137525A (ja) * 1984-12-11 1986-06-25 松下電器産業株式会社 調理器
JPH0445640Y2 (es) * 1986-05-23 1992-10-27
KR100247669B1 (ko) * 1992-07-14 2000-03-15 요트.게.아. 롤페즈 전기 램프

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE862192C (de) * 1942-10-03 1953-01-08 Patra Patent Treuhand Vakuumdichte Einschmelzung eines Metallfolienbandes in Quarzglas
GB580276A (en) * 1943-06-08 1946-09-02 British Thomson Houston Co Ltd Improvements in and relating to electric discharge devices
US3132279A (en) * 1961-08-11 1964-05-05 Engelhard Hanovia Inc Electrical discharge device
US3441776A (en) * 1967-05-12 1969-04-29 Gen Electric Filament support for incandescent electric lamps

Also Published As

Publication number Publication date
FR2306526A1 (fr) 1976-10-29
DE2611634A1 (de) 1976-10-21
HU177366B (en) 1981-09-28
FR2306526B1 (es) 1980-07-18
BE840214A (fr) 1976-09-30
NL7503829A (nl) 1976-10-05
JPS5748810B2 (es) 1982-10-18
JPS51120074A (en) 1976-10-21
US4002939A (en) 1977-01-11
GB1488804A (en) 1977-10-12
CA1043850A (en) 1978-12-05
DE2611634C2 (de) 1984-08-09

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971103