EP0271858A3 - High voltage hard glass halogen capsule - Google Patents

High voltage hard glass halogen capsule Download PDF

Info

Publication number
EP0271858A3
EP0271858A3 EP87118490A EP87118490A EP0271858A3 EP 0271858 A3 EP0271858 A3 EP 0271858A3 EP 87118490 A EP87118490 A EP 87118490A EP 87118490 A EP87118490 A EP 87118490A EP 0271858 A3 EP0271858 A3 EP 0271858A3
Authority
EP
European Patent Office
Prior art keywords
high voltage
hard glass
halogen capsule
voltage hard
glass halogen
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
EP87118490A
Other languages
German (de)
French (fr)
Other versions
EP0271858A2 (en
EP0271858B1 (en
Inventor
Timothy A. Benson
Peter R. Gagnon
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 EP0271858A2 publication Critical patent/EP0271858A2/en
Publication of EP0271858A3 publication Critical patent/EP0271858A3/en
Application granted granted Critical
Publication of EP0271858B1 publication Critical patent/EP0271858B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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

Landscapes

  • Resistance Heating (AREA)
  • Glass Compositions (AREA)

Abstract

The present invention is directed to a unique light source capsule having filamentary supports at each end of a coiled coil incandescent filament and at least one, preferably at least two, intermediate filament supports therein.
Such light source capsules will be especially useful in high voltage European versions of Sylvania's Capsylite lamps.
EP19870118490 1986-12-16 1987-12-14 High voltage hard glass halogen capsule Expired - Lifetime EP0271858B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94232786A 1986-12-16 1986-12-16
US942327 1986-12-16

Publications (3)

Publication Number Publication Date
EP0271858A2 EP0271858A2 (en) 1988-06-22
EP0271858A3 true EP0271858A3 (en) 1990-05-16
EP0271858B1 EP0271858B1 (en) 1999-03-10

Family

ID=25477926

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19870118490 Expired - Lifetime EP0271858B1 (en) 1986-12-16 1987-12-14 High voltage hard glass halogen capsule

Country Status (2)

Country Link
EP (1) EP0271858B1 (en)
DE (1) DE3752258T2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60121693T2 (en) * 2000-09-25 2007-03-29 Koninklijke Philips Electronics N.V. Piston lamp with device for short circuit avoidance
KR101450895B1 (en) * 2008-03-17 2014-10-21 엘지전자 주식회사 Filament supporter and tube heater comprising the same

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1062819A (en) * 1963-08-12 1967-03-22 Sylvania Electric Prod Incandescent lamps using coiled-coil filaments
GB1147140A (en) * 1967-03-10 1969-04-02 Sylvania Electric Prod Incandescent lamp
US3634722A (en) * 1970-03-30 1972-01-11 Sylvania Electric Prod Tungsten halogen lamp having improved filament support
US3743375A (en) * 1970-04-04 1973-07-03 Philips Corp Halogen filament lamp
FR2264466A7 (en) * 1974-03-12 1975-10-10 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
US3930177A (en) * 1972-06-06 1975-12-30 Westinghouse Electric Corp Single-ended incandescent lamp having a simplified filament-mount
US4208606A (en) * 1979-01-10 1980-06-17 Westinghouse Electric Corp. Filament-support means for a tubular incandescent lamp
GB2065966A (en) * 1979-12-19 1981-07-01 Gen Electric Triple-coil incadescent filament
US4499401A (en) * 1983-03-03 1985-02-12 General Electric Company Triple coil incandescent filament
EP0168015A2 (en) * 1984-07-09 1986-01-15 GTE Products Corporation Low wattage double filament tungsten-halogen lamp

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1062819A (en) * 1963-08-12 1967-03-22 Sylvania Electric Prod Incandescent lamps using coiled-coil filaments
GB1147140A (en) * 1967-03-10 1969-04-02 Sylvania Electric Prod Incandescent lamp
US3634722A (en) * 1970-03-30 1972-01-11 Sylvania Electric Prod Tungsten halogen lamp having improved filament support
US3743375A (en) * 1970-04-04 1973-07-03 Philips Corp Halogen filament lamp
US3930177A (en) * 1972-06-06 1975-12-30 Westinghouse Electric Corp Single-ended incandescent lamp having a simplified filament-mount
FR2264466A7 (en) * 1974-03-12 1975-10-10 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
US4208606A (en) * 1979-01-10 1980-06-17 Westinghouse Electric Corp. Filament-support means for a tubular incandescent lamp
GB2065966A (en) * 1979-12-19 1981-07-01 Gen Electric Triple-coil incadescent filament
US4499401A (en) * 1983-03-03 1985-02-12 General Electric Company Triple coil incandescent filament
EP0168015A2 (en) * 1984-07-09 1986-01-15 GTE Products Corporation Low wattage double filament tungsten-halogen lamp

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
WESTINGHOUSE ENGINEER, vol. 32, no. 1, January 1972, pages 14-18; H.G. SHELL et al.: "Strengthening metal with bubbles" *

Also Published As

Publication number Publication date
DE3752258T2 (en) 1999-11-04
EP0271858A2 (en) 1988-06-22
DE3752258D1 (en) 1999-04-15
EP0271858B1 (en) 1999-03-10

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