EP2131383A3 - High pressure discharge lamp - Google Patents

High pressure discharge lamp Download PDF

Info

Publication number
EP2131383A3
EP2131383A3 EP09161223A EP09161223A EP2131383A3 EP 2131383 A3 EP2131383 A3 EP 2131383A3 EP 09161223 A EP09161223 A EP 09161223A EP 09161223 A EP09161223 A EP 09161223A EP 2131383 A3 EP2131383 A3 EP 2131383A3
Authority
EP
European Patent Office
Prior art keywords
high pressure
discharge lamp
pressure discharge
outer bulb
getter
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Withdrawn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
EP09161223A
Other languages
German (de)
French (fr)
Other versions
EP2131383A2 (en
Inventor
Dieter Trypke
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 GmbH
Original Assignee
Osram GmbH
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 Osram GmbH filed Critical Osram GmbH
Publication of EP2131383A2 publication Critical patent/EP2131383A2/en
Publication of EP2131383A3 publication Critical patent/EP2131383A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/14—Means for obtaining or maintaining the desired pressure within the vessel
    • H01J7/18—Means for absorbing or adsorbing gas, e.g. by gettering
    • H01J7/186—Getter supports
    • 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
    • H01J61/34—Double-wall vessels or containers

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

Das Gestell, das ein Entladungsgefäß in einem Außenkolben haltert, ist aus Nb, Zr oder einer Legierung dieser beiden Metalle gefertigt, wobei dieses in einem evakuierten Außenkolben als Getter wirkt.

Figure imgaf001
The frame which holds a discharge vessel in an outer bulb is made of Nb, Zr or an alloy of these two metals, which acts as a getter in an evacuated outer bulb.
Figure imgaf001
EP09161223A 2008-06-05 2009-05-27 High pressure discharge lamp Withdrawn EP2131383A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202008007518U DE202008007518U1 (en) 2008-06-05 2008-06-05 High pressure discharge lamp

Publications (2)

Publication Number Publication Date
EP2131383A2 EP2131383A2 (en) 2009-12-09
EP2131383A3 true EP2131383A3 (en) 2010-08-04

Family

ID=39713633

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09161223A Withdrawn EP2131383A3 (en) 2008-06-05 2009-05-27 High pressure discharge lamp

Country Status (5)

Country Link
US (1) US20100039032A1 (en)
EP (1) EP2131383A3 (en)
JP (1) JP2009295584A (en)
CN (1) CN101599411A (en)
DE (1) DE202008007518U1 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2645930A1 (en) * 1975-10-14 1977-05-26 Gen Electric ALKALI METAL LAMP WITH A TUBE MADE OF ALUMINUM OXIDE CERAMIC AND A METAL GETTER STRUCTURE
DE2733168A1 (en) * 1976-08-02 1978-02-09 Gen Electric LOW-NOISE SODIUM VAPOR LAMP FOR TONE FREQUENCY PULSE OPERATION
DE3501092A1 (en) * 1984-02-02 1985-08-08 General Electric Co., Schenectady, N.Y. Arrangement for mounting a Getter for high-intensity incandescent and discharge lamps
JPS63218147A (en) * 1987-03-05 1988-09-12 Matsushita Electronics Corp Discharge lamp
JP2001283772A (en) * 2000-03-30 2001-10-12 Toshiba Lighting & Technology Corp Metal halide lamp and lighting device
DE102005038551B3 (en) * 2005-08-12 2007-04-05 W.C. Heraeus Gmbh Wire and frame for single-ended lamps based on niobium or tantalum, as well as manufacturing process and use
DE102006001243A1 (en) * 2006-01-10 2007-07-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH High pressure discharge lamp with discharge vessel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8616148D0 (en) 1986-07-02 1986-08-06 Emi Plc Thorn Discharge lamps
US5814944A (en) 1996-01-22 1998-09-29 Matsushita Electric Works, Ltd. High pressure sodium vapor lamp with high color rendering
DE19951445C1 (en) 1999-10-25 2001-07-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Mercury short-arc lamp for exposure system, has specific diameter relation between head and rod of electrode and specific angle between longitudinal axis of electrode and imaginary auxiliary line
DE602004027087D1 (en) * 2004-01-05 2010-06-17 Koninkl Philips Electronics Nv METHOD OF MANUFACTURING A COMPACT HIGH-PRESSURE DISCHARGE LAMP

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2645930A1 (en) * 1975-10-14 1977-05-26 Gen Electric ALKALI METAL LAMP WITH A TUBE MADE OF ALUMINUM OXIDE CERAMIC AND A METAL GETTER STRUCTURE
DE2733168A1 (en) * 1976-08-02 1978-02-09 Gen Electric LOW-NOISE SODIUM VAPOR LAMP FOR TONE FREQUENCY PULSE OPERATION
DE3501092A1 (en) * 1984-02-02 1985-08-08 General Electric Co., Schenectady, N.Y. Arrangement for mounting a Getter for high-intensity incandescent and discharge lamps
JPS63218147A (en) * 1987-03-05 1988-09-12 Matsushita Electronics Corp Discharge lamp
JP2001283772A (en) * 2000-03-30 2001-10-12 Toshiba Lighting & Technology Corp Metal halide lamp and lighting device
DE102005038551B3 (en) * 2005-08-12 2007-04-05 W.C. Heraeus Gmbh Wire and frame for single-ended lamps based on niobium or tantalum, as well as manufacturing process and use
DE102006001243A1 (en) * 2006-01-10 2007-07-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH High pressure discharge lamp with discharge vessel

Also Published As

Publication number Publication date
EP2131383A2 (en) 2009-12-09
DE202008007518U1 (en) 2008-08-21
CN101599411A (en) 2009-12-09
US20100039032A1 (en) 2010-02-18
JP2009295584A (en) 2009-12-17

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