IT7825361A0 - HIGH PRESSURE METAL VAPOR DISCHARGE LAMP WITH IMPROVED EFFICIENCY. - Google Patents

HIGH PRESSURE METAL VAPOR DISCHARGE LAMP WITH IMPROVED EFFICIENCY.

Info

Publication number
IT7825361A0
IT7825361A0 IT7825361A IT2536178A IT7825361A0 IT 7825361 A0 IT7825361 A0 IT 7825361A0 IT 7825361 A IT7825361 A IT 7825361A IT 2536178 A IT2536178 A IT 2536178A IT 7825361 A0 IT7825361 A0 IT 7825361A0
Authority
IT
Italy
Prior art keywords
high pressure
discharge lamp
metal vapor
improved efficiency
vapor discharge
Prior art date
Application number
IT7825361A
Other languages
Italian (it)
Other versions
IT1096968B (en
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IT7825361A0 publication Critical patent/IT7825361A0/en
Application granted granted Critical
Publication of IT1096968B publication Critical patent/IT1096968B/en

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
IT25361/78A 1977-07-05 1978-07-05 METAL VAPOR DISCHARGE LAMP WITH HIGH PRESSURE AND IMPROVED PERFORMANCE IT1096968B (en)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
IT7825361A0 true IT7825361A0 (en) 1978-07-05
IT1096968B IT1096968B (en) 1985-08-26

Family

ID=27123615

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25361/78A IT1096968B (en) 1977-07-05 1978-07-05 METAL VAPOR DISCHARGE LAMP WITH HIGH PRESSURE AND IMPROVED PERFORMANCE

Country Status (14)

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

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 (en) * 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 (en) * 1981-11-06 1983-05-14 Toshiba Corp Compact metal halide lamp
DD203430A1 (en) * 1982-01-19 1983-10-19 Kloss ELECTRODE STABILIZED HIGH-PRESSURE DISCHARGE LAMP WITH LIGHTING ACCESSORIES
GB2122024B (en) * 1982-05-28 1986-01-29 Gen Electric Co Plc Lamp stems
NL184550C (en) * 1982-12-01 1989-08-16 Philips Nv GAS DISCHARGE LAMP.
US4724361A (en) * 1984-12-14 1988-02-09 Matsushita Electric Works, Ltd. High pressure discharge lamp
NL191812C (en) * 1987-09-04 1996-08-02 Philips Electronics Nv High-pressure gas discharge lamp and luminaire fitted with that lamp.
JPH0762993B2 (en) * 1987-09-21 1995-07-05 東芝ライテック株式会社 Metal halide lamp
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
DE69608089T2 (en) * 1996-01-11 2000-09-14 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 (en) * 1996-10-31 1998-05-22 Ushio Inc Metal halide lamp
JP4316699B2 (en) * 1997-07-25 2009-08-19 ハリソン東芝ライティング株式会社 High pressure discharge lamp and lighting device
JP3789279B2 (en) * 2000-03-10 2006-06-21 Ｎｅｃマイクロ波管株式会社 High pressure discharge lamp
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 (en) * 1938-09-10
GB1052612A (en) * 1964-03-03
NL6408551A (en) * 1964-07-25 1966-01-26
BE754499A (en) * 1969-08-08 1971-01-18 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh HIGH PRESSURE DISCHARGE LAMP, MERCURY VAPOR WITH METAL HALOGENIDE ADDITIVE
GB1444023A (en) * 1973-01-23 1976-07-28 Thorn Electrical Ind Ltd Electric discharge lamps
JPS554929Y2 (en) * 1973-10-27 1980-02-05
JPS5186283A (en) * 1975-01-24 1976-07-28 Tokyo Shibaura Electric Co METARUHARAIDOR ANPU
JPS5186282A (en) * 1975-01-24 1976-07-28 Tokyo Shibaura Electric Co METARUHARAIDOR ANPU
DE2519377A1 (en) * 1975-04-30 1976-11-11 Patra Patent Treuhand MERCURY VAPOR HIGH PRESSURE DISCHARGE LAMP
GB1490213A (en) * 1975-05-19 1977-10-26 Gen Electric Co Ltd High pressure electric discharge lamps

Also Published As

Publication number Publication date
FR2397066B1 (en) 1981-10-23
SE435333B (en) 1984-09-17
BR7804360A (en) 1979-04-03
JPS5463567A (en) 1979-05-22
ES471432A1 (en) 1979-10-01
NL187327C (en) 1991-08-16
CH635957A5 (en) 1983-04-29
GB2000637A (en) 1979-01-10
FR2397066A1 (en) 1979-02-02
MX145363A (en) 1982-01-27
IT1096968B (en) 1985-08-26
AU505333B1 (en) 1979-11-15
CA1111483A (en) 1981-10-27
GB2000637B (en) 1982-03-03
NL187327B (en) 1991-03-18
NL7807285A (en) 1979-01-09
SE7807546L (en) 1979-01-06
JPS6253904B2 (en) 1987-11-12
DD138925A5 (en) 1979-11-28
DE2826733A1 (en) 1979-01-18
DE2826733C2 (en) 1982-07-29

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970729