CA1111483A - High pressure metal vapor discharge lamp of improved efficacy - Google Patents

High pressure metal vapor discharge lamp of improved efficacy

Info

Publication number
CA1111483A
CA1111483A CA306,479A CA306479A CA1111483A CA 1111483 A CA1111483 A CA 1111483A CA 306479 A CA306479 A CA 306479A CA 1111483 A CA1111483 A CA 1111483A
Authority
CA
Canada
Prior art keywords
lamp
arc chamber
arc
watts
range
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
CA306,479A
Other languages
English (en)
French (fr)
Inventor
Daniel M. Cap
William H. Lake
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.)
General Electric Co
Original Assignee
General Electric Co
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
Priority claimed from US05/912,628 external-priority patent/US4161672A/en
Application filed by General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1111483A publication Critical patent/CA1111483A/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
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • 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

Landscapes

  • Discharge Lamps And Accessories Thereof (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
CA306,479A 1977-07-05 1978-06-29 High pressure metal vapor discharge lamp of improved efficacy Expired CA1111483A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US81247977A 1977-07-05 1977-07-05
US812,479 1977-07-05
US05/912,628 US4161672A (en) 1977-07-05 1978-06-05 High pressure metal vapor discharge lamps of improved efficacy
US912,628 1978-06-05

Publications (1)

Publication Number Publication Date
CA1111483A true CA1111483A (en) 1981-10-27

Family

ID=27123615

Family Applications (1)

Application Number Title Priority Date Filing Date
CA306,479A Expired CA1111483A (en) 1977-07-05 1978-06-29 High pressure metal vapor discharge lamp of improved efficacy

Country Status (14)

Country Link
JP (1) JPS5463567A (enrdf_load_stackoverflow)
AU (1) AU505333B1 (enrdf_load_stackoverflow)
BR (1) BR7804360A (enrdf_load_stackoverflow)
CA (1) CA1111483A (enrdf_load_stackoverflow)
CH (1) CH635957A5 (enrdf_load_stackoverflow)
DD (1) DD138925A5 (enrdf_load_stackoverflow)
DE (1) DE2826733C2 (enrdf_load_stackoverflow)
ES (1) ES471432A1 (enrdf_load_stackoverflow)
FR (1) FR2397066A1 (enrdf_load_stackoverflow)
GB (1) GB2000637B (enrdf_load_stackoverflow)
IT (1) IT1096968B (enrdf_load_stackoverflow)
MX (1) MX145363A (enrdf_load_stackoverflow)
NL (1) NL187327C (enrdf_load_stackoverflow)
SE (1) SE435333B (enrdf_load_stackoverflow)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161672A (en) * 1977-07-05 1979-07-17 General Electric Company High pressure metal vapor discharge lamps of improved efficacy
US4199701A (en) * 1978-08-10 1980-04-22 General Electric Company Fill gas for miniature high pressure metal vapor arc lamp
GB2043331B (en) 1978-12-26 1982-11-17 Gen Electric Electrode for high pressure metal-vapour lamp
US4275329A (en) 1978-12-29 1981-06-23 General Electric Company Electrode with overwind for miniature metal vapor lamp
JPS5654566U (enrdf_load_stackoverflow) * 1979-10-03 1981-05-13
US4360756A (en) * 1979-11-13 1982-11-23 General Electric Company Metal halide lamp containing ThI4 with added elemental cadmium or zinc
US4574218A (en) * 1979-12-20 1986-03-04 General Electric Company Metal vapor lamp having internal means promoting condensate film formation
US4308483A (en) * 1980-03-24 1981-12-29 Gte Products Corporation High brightness, low wattage, high pressure, metal vapor discharge lamp
US4396857A (en) * 1980-07-01 1983-08-02 General Electric Company Arc tube construction
US4355261A (en) * 1980-12-15 1982-10-19 Gte Products Corporation Discharge lamp with integral starter
JPS57136758A (en) * 1981-02-18 1982-08-23 Toshiba Corp Metal halide lamp
US4387319A (en) * 1981-03-30 1983-06-07 General Electric Company Metal halide lamp containing ScI3 with added cadmium or zinc
JPS5880258A (ja) * 1981-11-06 1983-05-14 Toshiba Corp 小形メタルハライドランプ
DD203430A1 (de) * 1982-01-19 1983-10-19 Kloss Elektrodenstabilisierte hochdruckentladungslampe mit leuchtzusaetzen
GB2122024B (en) * 1982-05-28 1986-01-29 Gen Electric Co Plc Lamp stems
NL184550C (nl) * 1982-12-01 1989-08-16 Philips Nv Gasontladingslamp.
US4724361A (en) * 1984-12-14 1988-02-09 Matsushita Electric Works, Ltd. High pressure discharge lamp
NL191812C (nl) * 1987-09-04 1996-08-02 Philips Electronics Nv Hogedrukgasontladingslamp en armatuur voorzien van die lamp.
JPH0762993B2 (ja) * 1987-09-21 1995-07-05 東芝ライテック株式会社 メタルハライドランプ
US5083059A (en) * 1990-12-31 1992-01-21 Welch Allyn, Inc. Electrode for metal halide discharge lamp
US5138228A (en) * 1990-12-31 1992-08-11 Welch Allyn, Inc. Bulb geometry for low power metal halide lamp
US5708328A (en) * 1992-06-03 1998-01-13 General Electric Company Universal burn metal halide lamp
EP0784334B1 (en) * 1996-01-11 2000-05-03 Osram Sylvania Inc. Metal halide lamp
EP0837492A3 (en) * 1996-10-16 1998-05-27 Osram Sylvania Inc. High intensity discharge lamp with intermediate pressure xenon fill gas
JPH10134775A (ja) * 1996-10-31 1998-05-22 Ushio Inc メタルハライドランプ
JP4316699B2 (ja) * 1997-07-25 2009-08-19 ハリソン東芝ライティング株式会社 高圧放電ランプおよび照明装置
JP3789279B2 (ja) 2000-03-10 2006-06-21 Ｎｅｃマイクロ波管株式会社 高圧放電灯
US20050194908A1 (en) * 2004-03-04 2005-09-08 General Electric Company Ceramic metal halide lamp with optimal shape

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE440887A (enrdf_load_stackoverflow) * 1938-09-10
GB1052612A (enrdf_load_stackoverflow) * 1964-03-03
NL6408551A (enrdf_load_stackoverflow) * 1964-07-25 1966-01-26
BE754499A (fr) * 1969-08-08 1971-01-18 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Lampe a decharge sous haute pression, a vapeur de mercure avec additif d'halogenure metallique
GB1444023A (en) * 1973-01-23 1976-07-28 Thorn Electrical Ind Ltd Electric discharge lamps
JPS554929Y2 (enrdf_load_stackoverflow) * 1973-10-27 1980-02-05
JPS5186283A (ja) * 1975-01-24 1976-07-28 Tokyo Shibaura Electric Co Metaruharaidoranpu
JPS5186282A (ja) * 1975-01-24 1976-07-28 Tokyo Shibaura Electric Co Metaruharaidoranpu
DE2519377A1 (de) * 1975-04-30 1976-11-11 Patra Patent Treuhand Quecksilberdampf-hochdruckentladungslampe
GB1490213A (en) * 1975-05-19 1977-10-26 Gen Electric Co Ltd High pressure electric discharge lamps

Also Published As

Publication number Publication date
DE2826733A1 (de) 1979-01-18
JPS6253904B2 (enrdf_load_stackoverflow) 1987-11-12
AU505333B1 (en) 1979-11-15
ES471432A1 (es) 1979-10-01
NL187327C (nl) 1991-08-16
FR2397066B1 (enrdf_load_stackoverflow) 1981-10-23
IT7825361A0 (it) 1978-07-05
FR2397066A1 (fr) 1979-02-02
GB2000637A (en) 1979-01-10
SE7807546L (sv) 1979-01-06
SE435333B (sv) 1984-09-17
DD138925A5 (de) 1979-11-28
NL7807285A (nl) 1979-01-09
MX145363A (es) 1982-01-27
GB2000637B (en) 1982-03-03
JPS5463567A (en) 1979-05-22
IT1096968B (it) 1985-08-26
NL187327B (nl) 1991-03-18
CH635957A5 (de) 1983-04-29
BR7804360A (pt) 1979-04-03
DE2826733C2 (de) 1982-07-29

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Legal Events

Date Code Title Description
MKEX Expiry