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FR2344122A1 - Lampe a miroir condenseur - Google Patents

Lampe a miroir condenseur

Info

Publication number
FR2344122A1
FR2344122A1 FR7707101A FR7707101A FR2344122A1 FR 2344122 A1 FR2344122 A1 FR 2344122A1 FR 7707101 A FR7707101 A FR 7707101A FR 7707101 A FR7707101 A FR 7707101A FR 2344122 A1 FR2344122 A1 FR 2344122A1
Authority
FR
France
Prior art keywords
condenser mirror
mirror lamp
lamp
condenser
mirror
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.)
Withdrawn
Application number
FR7707101A
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 FR2344122A1 publication Critical patent/FR2344122A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K7/00—Lamps for purposes other than general lighting
    • H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/50—Selection of substances for gas fillings; Specified pressure thereof
    • 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
FR7707101A 1976-03-10 1977-03-10 Lampe a miroir condenseur Withdrawn FR2344122A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7602483A NL7602483A (nl) 1976-03-10 1976-03-10 Spiegelkondensorlamp.

Publications (1)

Publication Number Publication Date
FR2344122A1 true FR2344122A1 (fr) 1977-10-07

Family

ID=19825780

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7707101A Withdrawn FR2344122A1 (fr) 1976-03-10 1977-03-10 Lampe a miroir condenseur

Country Status (8)

Country Link
US (1) US4174487A (fr)
JP (1) JPS52111288A (fr)
BE (1) BE852221A (fr)
DE (1) DE2709221A1 (fr)
FR (1) FR2344122A1 (fr)
GB (1) GB1516609A (fr)
IT (1) IT1076612B (fr)
NL (1) NL7602483A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8903004A (nl) * 1989-12-07 1991-07-01 Vni Pk I T Svetotekhnichesky I Gasontladingslamp.
DE102004016954A1 (de) * 2004-04-06 2005-10-27 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Reflektorlampe mit Halogenfüllung
DE102004023935A1 (de) * 2004-05-12 2005-12-08 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Glühwendel für eine Glühlampe und Glühlampe
DE102004033117A1 (de) * 2004-07-08 2006-01-26 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe
WO2008123626A1 (fr) * 2007-04-03 2008-10-16 Ngk Insulators, Ltd. Contenant de tube emetteur de lumiere composite
DE102008032167A1 (de) 2008-07-08 2010-01-14 Osram Gesellschaft mit beschränkter Haftung Halogenglühlampe

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228296A1 (fr) * 1973-05-05 1974-11-29 Philips Nv

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882353A (en) * 1973-03-28 1975-05-06 Donald M Ackley Multicolor light source
US3983513A (en) * 1973-10-18 1976-09-28 Westinghouse Electric Corporation Incandescent lamp having a halogen-containing atmosphere and an integral reflector of non-reactive specular metal
US4041344A (en) * 1976-08-30 1977-08-09 General Electric Company Ellipsoidal reflector lamp

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2228296A1 (fr) * 1973-05-05 1974-11-29 Philips Nv

Also Published As

Publication number Publication date
US4174487A (en) 1979-11-13
JPS52111288A (en) 1977-09-17
GB1516609A (en) 1978-07-05
BE852221A (fr) 1977-09-08
IT1076612B (it) 1985-04-27
NL7602483A (nl) 1977-09-13
DE2709221A1 (de) 1977-09-22

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Legal Events

Date Code Title Description
ST Notification of lapse