FR2541823B1 - HALOGEN TUNGSTEN LAMP WITH EXTERNAL BULB CLOSED BY PERMEABLE MEANS - Google Patents

HALOGEN TUNGSTEN LAMP WITH EXTERNAL BULB CLOSED BY PERMEABLE MEANS

Info

Publication number
FR2541823B1
FR2541823B1 FR8402877A FR8402877A FR2541823B1 FR 2541823 B1 FR2541823 B1 FR 2541823B1 FR 8402877 A FR8402877 A FR 8402877A FR 8402877 A FR8402877 A FR 8402877A FR 2541823 B1 FR2541823 B1 FR 2541823B1
Authority
FR
France
Prior art keywords
tungsten lamp
halogen tungsten
permeable means
external bulb
bulb closed
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
FR8402877A
Other languages
French (fr)
Other versions
FR2541823A1 (en
Inventor
Peter R Gagnon
Robert M Griffin
Stephen F Kimball
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.)
Osram Sylvania Inc
Original Assignee
GTE Products Corp
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 GTE Products Corp filed Critical GTE Products Corp
Publication of FR2541823A1 publication Critical patent/FR2541823A1/en
Application granted granted Critical
Publication of FR2541823B1 publication Critical patent/FR2541823B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/34—Double wall vessels
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
FR8402877A 1983-02-25 1984-02-24 HALOGEN TUNGSTEN LAMP WITH EXTERNAL BULB CLOSED BY PERMEABLE MEANS Expired FR2541823B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46984483A 1983-02-25 1983-02-25

Publications (2)

Publication Number Publication Date
FR2541823A1 FR2541823A1 (en) 1984-08-31
FR2541823B1 true FR2541823B1 (en) 1988-07-22

Family

ID=23865258

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8402877A Expired FR2541823B1 (en) 1983-02-25 1984-02-24 HALOGEN TUNGSTEN LAMP WITH EXTERNAL BULB CLOSED BY PERMEABLE MEANS

Country Status (8)

Country Link
BE (1) BE898997A (en)
BR (1) BR8400807A (en)
CA (1) CA1220505A (en)
DE (1) DE3406795A1 (en)
FR (1) FR2541823B1 (en)
GB (1) GB2135821B (en)
IT (1) IT1221748B (en)
NL (1) NL8400582A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3611788C2 (en) * 1986-04-08 1995-07-06 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electric lamp and process for its manufacture
DE69604361T2 (en) * 1995-05-24 2000-03-30 Koninklijke Philips Electronics N.V., Eindhoven SOCKETED ELECTRIC LAMP
US6133676A (en) * 1997-09-10 2000-10-17 Chen; Chun Tsun Double-enveloped halogen bulb provided with protuberances in the outer surface of the envelope
EP0903773A3 (en) * 1997-09-17 1999-06-16 Shanghai Viva Home Improvement Co., Ltd. Double-enveloped halogen bulb

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE242385C (en) *
FR823094A (en) * 1936-09-24 1938-01-13 Luminescent bulb for incandescent electric lamps
BE428542A (en) * 1937-06-12
NL61940C (en) * 1941-03-28
GB1054423A (en) * 1963-04-22
GB2062958B (en) * 1979-11-12 1983-12-14 Thorn Emi Ltd Sealed beam lamp

Also Published As

Publication number Publication date
IT1221748B (en) 1990-07-12
DE3406795A1 (en) 1984-10-04
BE898997A (en) 1984-06-18
GB8404840D0 (en) 1984-03-28
GB2135821A (en) 1984-09-05
CA1220505A (en) 1987-04-14
NL8400582A (en) 1984-09-17
GB2135821B (en) 1986-12-17
FR2541823A1 (en) 1984-08-31
BR8400807A (en) 1984-10-02
IT8419756A0 (en) 1984-02-23

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Legal Events

Date Code Title Description
ST Notification of lapse