IT1221748B - ELECTRIC LAMP WITH PERMEABLE MEANS OF CLOSING AN EXTERNAL ENCLOSURE - Google Patents

ELECTRIC LAMP WITH PERMEABLE MEANS OF CLOSING AN EXTERNAL ENCLOSURE

Info

Publication number
IT1221748B
IT1221748B IT19756/84A IT1975684A IT1221748B IT 1221748 B IT1221748 B IT 1221748B IT 19756/84 A IT19756/84 A IT 19756/84A IT 1975684 A IT1975684 A IT 1975684A IT 1221748 B IT1221748 B IT 1221748B
Authority
IT
Italy
Prior art keywords
closing
electric lamp
external enclosure
permeable means
permeable
Prior art date
Application number
IT19756/84A
Other languages
Italian (it)
Other versions
IT8419756A0 (en
Inventor
R Gagnon Peter
M Griffin Robert
F Kimball Stephen
Original Assignee
Gte Prod 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 Prod Corp filed Critical Gte Prod Corp
Publication of IT8419756A0 publication Critical patent/IT8419756A0/en
Application granted granted Critical
Publication of IT1221748B publication Critical patent/IT1221748B/en

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
IT19756/84A 1983-02-25 1984-02-23 ELECTRIC LAMP WITH PERMEABLE MEANS OF CLOSING AN EXTERNAL ENCLOSURE IT1221748B (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
IT8419756A0 IT8419756A0 (en) 1984-02-23
IT1221748B true IT1221748B (en) 1990-07-12

Family

ID=23865258

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19756/84A IT1221748B (en) 1983-02-25 1984-02-23 ELECTRIC LAMP WITH PERMEABLE MEANS OF CLOSING AN EXTERNAL ENCLOSURE

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
EP0772885B1 (en) * 1995-05-24 1999-09-22 Koninklijke Philips Electronics N.V. Capped 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
GB2135821A (en) 1984-09-05
GB8404840D0 (en) 1984-03-28
FR2541823B1 (en) 1988-07-22
IT8419756A0 (en) 1984-02-23
CA1220505A (en) 1987-04-14
FR2541823A1 (en) 1984-08-31
GB2135821B (en) 1986-12-17
BE898997A (en) 1984-06-18
BR8400807A (en) 1984-10-02
DE3406795A1 (en) 1984-10-04
NL8400582A (en) 1984-09-17

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