FR2449969A1 - Lampe a incandescence electrique - Google Patents

Lampe a incandescence electrique

Info

Publication number
FR2449969A1
FR2449969A1 FR8004000A FR8004000A FR2449969A1 FR 2449969 A1 FR2449969 A1 FR 2449969A1 FR 8004000 A FR8004000 A FR 8004000A FR 8004000 A FR8004000 A FR 8004000A FR 2449969 A1 FR2449969 A1 FR 2449969A1
Authority
FR
France
Prior art keywords
filament
fireplaces
filter
incandescence lamp
electric
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.)
Granted
Application number
FR8004000A
Other languages
English (en)
French (fr)
Other versions
FR2449969B1 (en, 2012
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 FR2449969A1 publication Critical patent/FR2449969A1/fr
Application granted granted Critical
Publication of FR2449969B1 publication Critical patent/FR2449969B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/18—Mountings or supports for the incandescent body
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels

Landscapes

  • Resistance Heating (AREA)
FR8004000A 1979-02-26 1980-02-22 Lampe a incandescence electrique Granted FR2449969A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7901482,A NL184651C (nl) 1979-02-26 1979-02-26 Elektrische gloeilamp.

Publications (2)

Publication Number Publication Date
FR2449969A1 true FR2449969A1 (fr) 1980-09-19
FR2449969B1 FR2449969B1 (en, 2012) 1981-07-10

Family

ID=19832693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8004000A Granted FR2449969A1 (fr) 1979-02-26 1980-02-22 Lampe a incandescence electrique

Country Status (8)

Country Link
US (1) US4331901A (en, 2012)
JP (1) JPS55117861A (en, 2012)
BE (1) BE881905A (en, 2012)
CA (1) CA1146625A (en, 2012)
DE (1) DE3006826A1 (en, 2012)
FR (1) FR2449969A1 (en, 2012)
GB (1) GB2043997B (en, 2012)
NL (1) NL184651C (en, 2012)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550384A1 (fr) * 1983-08-01 1985-02-08 Gen Electric Lampe a incandescence a efficacite amelioree
WO1995034910A1 (de) * 1994-06-13 1995-12-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische glühlampe und leuchtkörper für glühlampen
EP0735571A3 (en) * 1995-03-31 1997-11-19 Toshiba Lighting & Technology Corporation Incandescent lamp

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2465313B1 (fr) * 1979-09-17 1986-04-11 Duro Test Corp Enveloppe ellipsoidale pour lampe a incandescence, comprenant des moyens de renvoi de l'energie infrarouge
JPS5958753A (ja) * 1982-09-28 1984-04-04 株式会社東芝 白熱電球
US4612473A (en) * 1984-07-18 1986-09-16 Nilssen Ole K Incandescent lamp with dichroic trihedral corner reflectors
JPS61101949A (ja) * 1984-10-24 1986-05-20 東芝ライテック株式会社 電球
US4756701A (en) * 1986-06-19 1988-07-12 General Electric Company Method of making a tungsten-halogen lamps having an enhanced temperature gradient
US4755711A (en) * 1986-07-07 1988-07-05 Gte Products Corporation Electric lamp with ceramic reflector
JPH07109757B2 (ja) * 1988-02-15 1995-11-22 東芝ライテック株式会社 ハロゲン電球
USD321404S (en) 1990-03-29 1991-11-05 Falburg Films Corporation Light bulb
US5506471A (en) * 1994-06-06 1996-04-09 General Electric Company Low glare infrared light source
DE19912544B4 (de) * 1999-03-19 2007-01-18 Heraeus Noblelight Gmbh Infrarotstrahler und Verfahren zur Erwärmung eines Behandlungsgutes
DE10318051A1 (de) * 2003-04-17 2004-11-04 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Halogenglühlampe
DE202007017598U1 (de) * 2007-12-18 2008-07-31 Osram Gesellschaft mit beschränkter Haftung Halogenglühlampe mit IRC-Beschichtung
US20130167831A1 (en) * 2012-01-03 2013-07-04 Bryan William McEnerney Thermal insulator having infrared-reflective coating
JP2013145764A (ja) * 2013-04-30 2013-07-25 Ushio Inc 白熱電球

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2811037A1 (de) * 1977-03-25 1978-10-05 Duro Test Corp Gluehlampe

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB253826A (en) * 1925-03-09 1926-06-24 Bruno Claus Improvements relating to electric incandescent lamps
US3038372A (en) * 1958-03-21 1962-06-12 Bell & Howell Co Lantern slide illuminating system
NL6404941A (en, 2012) * 1964-05-05 1965-11-08
US4041344A (en) * 1976-08-30 1977-08-09 General Electric Company Ellipsoidal reflector lamp
US4227113A (en) * 1978-10-18 1980-10-07 Duro-Test Corporation Incandescent electric lamp with partial light transmitting coating

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2811037A1 (de) * 1977-03-25 1978-10-05 Duro Test Corp Gluehlampe
FR2385223A1 (fr) * 1977-03-25 1978-10-20 Duro Test Corp Source lumineuse a incandescence a miroir a chaleur transparent

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550384A1 (fr) * 1983-08-01 1985-02-08 Gen Electric Lampe a incandescence a efficacite amelioree
WO1995034910A1 (de) * 1994-06-13 1995-12-21 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrische glühlampe und leuchtkörper für glühlampen
EP0735571A3 (en) * 1995-03-31 1997-11-19 Toshiba Lighting & Technology Corporation Incandescent lamp

Also Published As

Publication number Publication date
CA1146625A (en) 1983-05-17
NL7901482A (nl) 1980-08-28
JPS55117861A (en) 1980-09-10
GB2043997B (en) 1982-11-10
FR2449969B1 (en, 2012) 1981-07-10
NL184651C (nl) 1989-09-18
GB2043997A (en) 1980-10-08
US4331901A (en) 1982-05-25
DE3006826A1 (de) 1980-09-04
BE881905A (fr) 1980-08-25

Similar Documents

Publication Publication Date Title
FR2449969A1 (fr) Lampe a incandescence electrique
US4623823C1 (en) Electrical adapter for use in connection with fluorescent lamps
US5363009A (en) Incandescent light with parallel grooves encompassing a bulbous portion
GB2018968B (en) Diagnostic lamp
ATE108259T1 (de) Leuchte.
FR2550384B1 (fr) Lampe a incandescence a efficacite amelioree
FR2422256A1 (fr) Lampe electrique avec pincement formant pied et culot fixe sans colle
IT1040862B (it) Perfezionamento nei lampadari a lampade fluorescenti montabili in una sede per lampada ad incandescenza convenzionale
US2434951A (en) Lighting equipment
BE814564A (fr) Lampe a incandescence electrique remplie de gaz a ampoule cylindrique et filament dispose axialement
BE859219A (fr) Lampe electrique a incandescence sans douille
FR2440614A1 (fr) Lampe a calotte argentee
US4833577A (en) Light source in a subdivided arrangement
RO84270B (ro) Lampa cu vapori de sodiu de inalta presiune
BE801466A (fr) Procede de fabrication d'une lampe electrique a incandescence presentant une duree de vie prolongee et/ou une efficacite lumineuse augmentee
ATE117418T1 (de) Leuchteinheit.
SU700743A1 (ru) Светильник
FR2420084A1 (fr) Appareil d'eclairage selectif a flux reglable
JPH0754919Y2 (ja) 蛍光ランプ
BE813445A (fr) Lampe a incandescence de faible puissance et a tres basse tension
JPS5821452Y2 (ja) 照明器具
FR2409452A1 (fr) Amelioration de l'efficacite des projecteurs par creation de foyers multiples
GB1084778A (en) Shadow-less lamps
GB1453351A (en) Headlamp optical system
BE814985A (fr) Joint d'etancheite entre l'ampoule et le socket d'une lampe a incandescence

Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse