EP0219860A3 - Process for manufacturing a metal halide high-pressure discharge lamp having a single pinch, and a lamp manufactured according to this process - Google Patents

Process for manufacturing a metal halide high-pressure discharge lamp having a single pinch, and a lamp manufactured according to this process Download PDF

Info

Publication number
EP0219860A3
EP0219860A3 EP86114647A EP86114647A EP0219860A3 EP 0219860 A3 EP0219860 A3 EP 0219860A3 EP 86114647 A EP86114647 A EP 86114647A EP 86114647 A EP86114647 A EP 86114647A EP 0219860 A3 EP0219860 A3 EP 0219860A3
Authority
EP
European Patent Office
Prior art keywords
lamp
manufacturing
metal halide
manufactured according
pressure discharge
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.)
Granted
Application number
EP86114647A
Other languages
German (de)
Other versions
EP0219860B1 (en
EP0219860A2 (en
Inventor
Alexander Dobrusskin
Achim Gosslar
Jurgen Dr. Heider
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
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of EP0219860A2 publication Critical patent/EP0219860A2/en
Publication of EP0219860A3 publication Critical patent/EP0219860A3/en
Application granted granted Critical
Publication of EP0219860B1 publication Critical patent/EP0219860B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/32—Sealing leading-in conductors
    • H01J9/323—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device
    • H01J9/326—Sealing leading-in conductors into a discharge lamp or a gas-filled discharge device making pinched-stem or analogous seals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
    • H01J61/366—Seals for leading-in conductors
    • H01J61/368—Pinched seals or analogous seals

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
EP86114647A 1985-10-24 1986-10-22 Process for manufacturing a metal halide high-pressure discharge lamp having a single pinch, and a lamp manufactured according to this process Expired - Lifetime EP0219860B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3537878 1985-10-24
DE19853537878 DE3537878A1 (en) 1985-10-24 1985-10-24 METHOD FOR PRODUCING A SINGLE-SIDED CRUSHED METAL HALOGENIDE HIGH PRESSURE DISCHARGE LAMP AND A LAMP PRODUCED BY THIS METHOD

Publications (3)

Publication Number Publication Date
EP0219860A2 EP0219860A2 (en) 1987-04-29
EP0219860A3 true EP0219860A3 (en) 1989-05-03
EP0219860B1 EP0219860B1 (en) 1992-06-17

Family

ID=6284381

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86114647A Expired - Lifetime EP0219860B1 (en) 1985-10-24 1986-10-22 Process for manufacturing a metal halide high-pressure discharge lamp having a single pinch, and a lamp manufactured according to this process

Country Status (4)

Country Link
US (1) US4739220A (en)
EP (1) EP0219860B1 (en)
JP (1) JPH0656736B2 (en)
DE (2) DE3537878A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4998036A (en) * 1987-12-17 1991-03-05 Kabushiki Kaisha Toshiba Metal vapor discharge lamp containing an arc tube with particular bulb structure
US5037342A (en) * 1988-11-15 1991-08-06 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H. Method of making an electric lamp, and more particularly a lamp vessel in which electrodes are retained in the lamp by a pinch or press seal
DE69011145T2 (en) * 1989-01-31 1995-01-19 Toshiba Lighting & Technology Metal vapor discharge lamp pinched on one side.
DD280630A1 (en) * 1989-03-14 1990-07-11 Narva Gluehlampen SINGLE-SIDED DISCHARGE LAMP WITH ENHANCED HIGH VOLTAGE STRENGTH
DE4233469A1 (en) * 1992-10-05 1994-04-07 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Method for producing a high-pressure discharge lamp of small wattage, which is pinched on one side, and high-pressure discharge lamps
DE102004058727A1 (en) 2004-12-06 2006-06-08 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Power supply system for a lamp with this power supply system

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1922762A1 (en) * 1968-05-16 1969-11-20 Philips Nv Electric lamp and method of making the same
GB1442497A (en) * 1974-03-01 1976-07-14 Thorn Electrical Ind Ltd Discharge lamps
US4512488A (en) * 1982-05-27 1985-04-23 The United States Of America As Represented By The Secretary Of The Army Sealing tubulation and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS563964A (en) * 1979-06-22 1981-01-16 Mitsubishi Electric Corp High-pressure metal vapor discharge lamp
US4396857A (en) * 1980-07-01 1983-08-02 General Electric Company Arc tube construction
CA1176687A (en) * 1981-06-06 1984-10-23 Robert Hall Bi pin base for single ended discharge lamp
US4668204A (en) * 1984-05-04 1987-05-26 Gte Products Corporation Single-ended high intensity discharge lamp and manufacture
JPH0719000B2 (en) * 1986-09-05 1995-03-06 松下電器産業株式会社 Matrix display

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1922762A1 (en) * 1968-05-16 1969-11-20 Philips Nv Electric lamp and method of making the same
GB1442497A (en) * 1974-03-01 1976-07-14 Thorn Electrical Ind Ltd Discharge lamps
US4512488A (en) * 1982-05-27 1985-04-23 The United States Of America As Represented By The Secretary Of The Army Sealing tubulation and method

Also Published As

Publication number Publication date
JPH0656736B2 (en) 1994-07-27
DE3685714D1 (en) 1992-07-23
EP0219860B1 (en) 1992-06-17
US4739220A (en) 1988-04-19
DE3537878A1 (en) 1987-04-30
EP0219860A2 (en) 1987-04-29
JPS62100930A (en) 1987-05-11

Similar Documents

Publication Publication Date Title
DE3571533D1 (en) Electrodeless low-pressure discharge lamp
GB2174238B (en) Electrodeless low-pressure discharge lamp
EP0209345A3 (en) High pressure metal vapor discharge lamp
DE3275787D1 (en) A low pressure inert gas discharge lamp
EP0151647A4 (en) Method of manufacturing a low-pressure mercury-vapor arc lamp.
EP0136866A3 (en) Method of manufacturing a low-melting point alloy for sealing in a fluorescent lamp
GB2154057B (en) Electrodeless low-pressure gas discharge lamp
DE3664018D1 (en) Electrodeless low-pressure discharge lamp
EP0169510A3 (en) Metal halide high-pressure discharge lamp
EP0175502A3 (en) A discharge tube for a high pressure metal vapour discharge lamp and a method of manufacturing the same
GB2161982B (en) Electrodeless low-pressure discharge lamp
GB8407893D0 (en) Metal vapor discharge lamp
EP0219861A3 (en) Process for manufacturing a metal halide high-pressure discharge lamp having a single pinch, and a lamp manufactured according to this process
EP0219860A3 (en) Process for manufacturing a metal halide high-pressure discharge lamp having a single pinch, and a lamp manufactured according to this process
HUT37298A (en) High pressure discharge lamp
EP0269957A3 (en) High-pressure discharge lamp having a single pinch
HUT38781A (en) High-pressure discharge lamp
EP0269958A3 (en) High-pressure discharge lamp having a single pinch
HUT39904A (en) High-pressure discharge lamp
HUT41557A (en) High-pressure metal halide discharge lamp and method for making thereof
DE3266102D1 (en) High pressure metal vapor discharge lamp
EP0591777A3 (en) Process for manufacturing a low power, high pressure discharge lamp having a single pinch, and high pressure discharge lamps.
DE3375958D1 (en) Method of manufacture of a high-pressure gasdischarge lamp electrode
DE3266886D1 (en) High pressure metal vapor discharge lamp
DE3566060D1 (en) High-pressure metal vapor discharge lamp

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT

17P Request for examination filed

Effective date: 19890608

17Q First examination report despatched

Effective date: 19910405

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB IT

REF Corresponds to:

Ref document number: 3685714

Country of ref document: DE

Date of ref document: 19920723

ET Fr: translation filed
ITF It: translation for a ep patent filed
GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19931216

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19940916

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19941024

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19950701

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19951022

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19951022

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19960628

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20051022