EP0444591A3 - Metal vapour discharge lamp - Google Patents

Metal vapour discharge lamp Download PDF

Info

Publication number
EP0444591A3
EP0444591A3 EP19910102795 EP91102795A EP0444591A3 EP 0444591 A3 EP0444591 A3 EP 0444591A3 EP 19910102795 EP19910102795 EP 19910102795 EP 91102795 A EP91102795 A EP 91102795A EP 0444591 A3 EP0444591 A3 EP 0444591A3
Authority
EP
European Patent Office
Prior art keywords
discharge lamp
vapour discharge
metal vapour
metal
lamp
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.)
Withdrawn
Application number
EP19910102795
Other versions
EP0444591A2 (en
Inventor
Masachika Ohyama
Tetsuo Fuse
Akiyasu Yamaguchi
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.)
Ushio Denki KK
Original Assignee
Ushio Denki KK
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 Ushio Denki KK filed Critical Ushio Denki KK
Publication of EP0444591A2 publication Critical patent/EP0444591A2/en
Publication of EP0444591A3 publication Critical patent/EP0444591A3/en
Withdrawn legal-status Critical Current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
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
EP19910102795 1990-02-27 1991-02-26 Metal vapour discharge lamp Withdrawn EP0444591A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4441490A JPH03250549A (en) 1990-02-27 1990-02-27 Metal vapor electric discharge lamp
JP44414/90 1990-02-27

Publications (2)

Publication Number Publication Date
EP0444591A2 EP0444591A2 (en) 1991-09-04
EP0444591A3 true EP0444591A3 (en) 1991-11-06

Family

ID=12690845

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910102795 Withdrawn EP0444591A3 (en) 1990-02-27 1991-02-26 Metal vapour discharge lamp

Country Status (2)

Country Link
EP (1) EP0444591A3 (en)
JP (1) JPH03250549A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4133614C2 (en) * 1991-10-10 1995-12-07 Lothar Waldhauer Discharge lamp with a gas mixture and radiation-emitting substances and device with such a lamp
JP2977696B2 (en) * 1993-03-17 1999-11-15 ウシオ電機株式会社 Light source device using metal vapor discharge lamp
JP5069493B2 (en) * 2006-11-02 2012-11-07 ハリソン東芝ライティング株式会社 UV discharge lamp
WO2010084771A1 (en) * 2009-01-26 2010-07-29 ハリソン東芝ライティング株式会社 Metal halide lamp
TWI497560B (en) * 2010-04-27 2015-08-21 Harison Toshiba Lighting Corp Ultraviolet ray irradiation apparatus, ultraviolet irradiation method, and ultraviolet ray irradiation apparatus

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR712075A (en) * 1930-03-04 1931-09-24 Siemens Ag Metal vapor arc lamp
JPS5216887A (en) * 1975-07-30 1977-02-08 Iwasaki Electric Co Ltd Metal vapor discharge lamp
DE3632430A1 (en) * 1985-10-04 1987-04-09 Ushio Electric Inc MAGNESIUM STEAM DISCHARGE LAMP

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR712075A (en) * 1930-03-04 1931-09-24 Siemens Ag Metal vapor arc lamp
JPS5216887A (en) * 1975-07-30 1977-02-08 Iwasaki Electric Co Ltd Metal vapor discharge lamp
DE3632430A1 (en) * 1985-10-04 1987-04-09 Ushio Electric Inc MAGNESIUM STEAM DISCHARGE LAMP

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 1, no. 68, 4th July 1977, page 1171 M 77; & JP-A-52 16 887 (IWASAKI) 08-02-1977 *

Also Published As

Publication number Publication date
EP0444591A2 (en) 1991-09-04
JPH03250549A (en) 1991-11-08

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