CA1162972A - Enveloppe ellipsoidale pour lampe incandescente reflechissant l'energie des infrarouges - Google Patents

Enveloppe ellipsoidale pour lampe incandescente reflechissant l'energie des infrarouges

Info

Publication number
CA1162972A
CA1162972A CA000360404A CA360404A CA1162972A CA 1162972 A CA1162972 A CA 1162972A CA 000360404 A CA000360404 A CA 000360404A CA 360404 A CA360404 A CA 360404A CA 1162972 A CA1162972 A CA 1162972A
Authority
CA
Canada
Prior art keywords
filament
envelope
foci
electric lamp
distance
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
CA000360404A
Other languages
English (en)
Inventor
Raymond P. Fontana
Peter Walsh
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.)
Duro Test Corp
Original Assignee
Duro Test 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 Duro Test Corp filed Critical Duro Test Corp
Application granted granted Critical
Publication of CA1162972A publication Critical patent/CA1162972A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels

Landscapes

  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lenses (AREA)
  • Resistance Heating (AREA)
CA000360404A 1979-09-17 1980-09-17 Enveloppe ellipsoidale pour lampe incandescente reflechissant l'energie des infrarouges Expired CA1162972A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US7635879A 1979-09-17 1979-09-17
US76,358 1979-09-17

Publications (1)

Publication Number Publication Date
CA1162972A true CA1162972A (fr) 1984-02-28

Family

ID=22131507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000360404A Expired CA1162972A (fr) 1979-09-17 1980-09-17 Enveloppe ellipsoidale pour lampe incandescente reflechissant l'energie des infrarouges

Country Status (6)

Country Link
JP (1) JPS5682565A (fr)
CA (1) CA1162972A (fr)
DE (1) DE3035068A1 (fr)
FR (1) FR2465313B1 (fr)
GB (1) GB2059154B (fr)
MX (1) MX148084A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4535269A (en) * 1983-08-01 1985-08-13 General Electric Company Incandescent lamp
JPS6077347A (ja) * 1983-10-05 1985-05-01 東芝ライテック株式会社 ハロゲン電球
JPH0512920Y2 (fr) * 1986-02-04 1993-04-05
DE19701792A1 (de) * 1997-01-20 1998-07-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Glühlampe mit Reflexionsschicht
DE19701794A1 (de) * 1997-01-20 1998-07-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Glühlampe mit Reflexionsschicht
CN1049761C (zh) * 1997-09-26 2000-02-23 叶乃光 红外线反射膜电灯
DE19843852A1 (de) * 1998-09-24 2000-03-30 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektrische Glühlampe
DE19844519C2 (de) * 1998-09-28 2000-08-03 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Elektrische Glühlampe mit IR-Reflexionsschicht
DE102004043176B4 (de) * 2004-09-03 2014-09-25 Osram Gmbh Infrarotscheinwerfer
US7518299B2 (en) * 2006-09-27 2009-04-14 Osram Sylvania Inc. Compact PAR lamp comprising an ellipsoid reflector having more than one focal point

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4160929A (en) * 1977-03-25 1979-07-10 Duro-Test Corporation Incandescent light source with transparent heat mirror
JPS5498072A (en) * 1978-01-18 1979-08-02 Toshiba Corp Incandescent lamp
NL184651C (nl) * 1979-02-26 1989-09-18 Philips Nv Elektrische gloeilamp.

Also Published As

Publication number Publication date
DE3035068A1 (de) 1981-04-02
GB2059154A (en) 1981-04-15
JPS5682565A (en) 1981-07-06
GB2059154B (en) 1983-04-07
FR2465313B1 (fr) 1986-04-11
MX148084A (es) 1983-03-10
FR2465313A1 (fr) 1981-03-20

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Legal Events

Date Code Title Description
MKEX Expiry