CA1243721A - Dischage lamp arc tube having opposite hemispherical ends and an intermediate conical region - Google Patents

Dischage lamp arc tube having opposite hemispherical ends and an intermediate conical region

Info

Publication number
CA1243721A
CA1243721A CA000482188A CA482188A CA1243721A CA 1243721 A CA1243721 A CA 1243721A CA 000482188 A CA000482188 A CA 000482188A CA 482188 A CA482188 A CA 482188A CA 1243721 A CA1243721 A CA 1243721A
Authority
CA
Canada
Prior art keywords
arc
lamp
arc tube
tube
fill
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
CA000482188A
Other languages
English (en)
French (fr)
Inventor
George J. English
Harold L. Rothwell, Jr.
Timothy Fohl
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
Application granted granted Critical
Publication of CA1243721A publication Critical patent/CA1243721A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Discharge Lamp (AREA)
CA000482188A 1984-08-30 1985-05-23 Dischage lamp arc tube having opposite hemispherical ends and an intermediate conical region Expired CA1243721A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US64565984A 1984-08-30 1984-08-30
US645,659 1984-08-30

Publications (1)

Publication Number Publication Date
CA1243721A true CA1243721A (en) 1988-10-25

Family

ID=24589932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000482188A Expired CA1243721A (en) 1984-08-30 1985-05-23 Dischage lamp arc tube having opposite hemispherical ends and an intermediate conical region

Country Status (3)

Country Link
EP (1) EP0173347A1 (ja)
JP (1) JPS61107652A (ja)
CA (1) CA1243721A (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4347022A (en) * 1978-10-02 1982-08-31 Precision Metal Fabricators, Inc. Air table system
EP0220633B1 (en) * 1985-10-25 1991-07-03 General Electric Company Asymmetric arc chamber for a discharge lamp
US4823050A (en) * 1986-09-18 1989-04-18 Gte Products Corporation Metal-halide arc tube and lamp having improved uniformity of azimuthal luminous intensity
US4850499A (en) * 1986-12-18 1989-07-25 Gte Products Corporation Method to reduce color temperature variation in metal halide arc tubes
US5101134A (en) * 1990-09-26 1992-03-31 Gte Products Corporation Low wattage metal halide capsule shape
AU2002356378A1 (en) * 2002-01-16 2003-07-30 Koninklijke Philips Electronics N.V. Gas discharge lamp
US20050179388A1 (en) * 2004-02-17 2005-08-18 Strok Jack M. Discharge lamp and method of forming same
JP4311319B2 (ja) * 2004-09-22 2009-08-12 ウシオ電機株式会社 ショートアーク型放電ランプ
JP4853948B2 (ja) * 2006-03-14 2012-01-11 株式会社小糸製作所 自動車灯具用直流高圧放電バルブ
JP5747529B2 (ja) * 2011-01-31 2015-07-15 岩崎電気株式会社 セラミックメタルハライドランプ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1589342A1 (de) * 1967-10-27 1970-12-10 Siemens Ag Anordnung zum schnellen Wiederzuenden einer Quecksilberdampf-Hochdruckgasentladungslampe
US3883766A (en) * 1973-07-19 1975-05-13 Gte Sylvania Inc Method of operating high-intensity arc discharge lamp
AU528293B2 (en) * 1980-02-06 1983-04-21 Ngk Insulators, Ltd. Discharge lamp tube

Also Published As

Publication number Publication date
EP0173347A1 (en) 1986-03-05
JPS61107652A (ja) 1986-05-26

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Legal Events

Date Code Title Description
MKEX Expiry