EP0226978A3 - Lamp having a glass bulb with a high silicic-acid content - Google Patents

Lamp having a glass bulb with a high silicic-acid content Download PDF

Info

Publication number
EP0226978A3
EP0226978A3 EP86117330A EP86117330A EP0226978A3 EP 0226978 A3 EP0226978 A3 EP 0226978A3 EP 86117330 A EP86117330 A EP 86117330A EP 86117330 A EP86117330 A EP 86117330A EP 0226978 A3 EP0226978 A3 EP 0226978A3
Authority
EP
European Patent Office
Prior art keywords
lamp
acid content
glass bulb
high silicic
silicic
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
EP86117330A
Other languages
German (de)
Other versions
EP0226978A2 (en
EP0226978B1 (en
Inventor
Werner Dr. Weiss
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 EP0226978A2 publication Critical patent/EP0226978A2/en
Publication of EP0226978A3 publication Critical patent/EP0226978A3/en
Application granted granted Critical
Publication of EP0226978B1 publication Critical patent/EP0226978B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/38—Seals for leading-in conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/32—Seals for leading-in conductors
    • H01J5/38—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
EP86117330A 1985-12-18 1986-12-12 Lamp having a glass bulb with a high silicic-acid content Expired - Lifetime EP0226978B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19853544825 DE3544825A1 (en) 1985-12-18 1985-12-18 LAMP WITH A PISTON MADE OF GLASS, HIGH SILICA
DE3544825 1985-12-18

Publications (3)

Publication Number Publication Date
EP0226978A2 EP0226978A2 (en) 1987-07-01
EP0226978A3 true EP0226978A3 (en) 1989-06-14
EP0226978B1 EP0226978B1 (en) 1991-12-27

Family

ID=6288794

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86117330A Expired - Lifetime EP0226978B1 (en) 1985-12-18 1986-12-12 Lamp having a glass bulb with a high silicic-acid content

Country Status (4)

Country Link
US (1) US4749902A (en)
EP (1) EP0226978B1 (en)
JP (1) JPS62147650A (en)
DE (2) DE3544825A1 (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835439A (en) * 1987-09-29 1989-05-30 General Electric Company Increasing the oxidation resistance of molybdenum and its use for lamp seals
US4918353A (en) * 1987-09-29 1990-04-17 General Electric Company Reflector and lamp combination
DE3910878A1 (en) * 1989-04-04 1990-10-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh HIGH-PRESSURE DISCHARGE LAMP, DOUBLE-SIDED
DE4241152A1 (en) * 1992-12-07 1994-06-09 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Doped quartz glass and objects made from it
JPH0785845A (en) * 1993-09-01 1995-03-31 Philips Electron Nv Incandescent lamp with lamp container made of quartz glass, and quartz glass for this lamp container
JP3664972B2 (en) * 2000-12-05 2005-06-29 株式会社小糸製作所 Arc tube
JP3926211B2 (en) * 2002-05-29 2007-06-06 日本碍子株式会社 High pressure mercury lamp and sealing material for high pressure mercury lamp
DE60336840D1 (en) * 2002-11-07 2011-06-01 Advanced Lighting Tech Inc Process for the preparation of oxidation-protected metal foils
US8277274B2 (en) * 2002-11-07 2012-10-02 Advanced Lighting Technologies, Inc. Apparatus and methods for use of refractory abhesives in protection of metallic foils and leads
KR100861626B1 (en) 2004-01-29 2008-10-07 마크스 가부시기가이샤 Binding device
US7759871B2 (en) * 2005-12-16 2010-07-20 General Electric Company High temperature seal for electric lamp
DE112007003631A5 (en) * 2007-08-29 2010-09-30 Osram Gesellschaft mit beschränkter Haftung Method for producing a fusing area, and discharge lamp made therewith
US9567463B2 (en) 2011-09-30 2017-02-14 Basf Se High-strength blends based on polyarylene ethers
EP2574637A1 (en) 2011-09-30 2013-04-03 Basf Se Highly stable blends based on polyarylene ethers
CN117715985A (en) 2021-07-16 2024-03-15 巴斯夫欧洲公司 Thermoplastic molding compositions with high temperature resistance comprising thermotropic polymers
WO2023285136A1 (en) 2021-07-16 2023-01-19 Basf Se Thermoplastic molding composition with high temperature resistance comprising a polyphenylene sulfide

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2193640A (en) * 1938-05-21 1940-03-12 Gen Electric Glass-to-metal seal
US3420944A (en) * 1966-09-02 1969-01-07 Gen Electric Lead-in conductor for electrical devices
FR2073526A5 (en) * 1969-12-13 1971-10-01 Philips Nv ELECTRIC LAMP

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515420A (en) * 1968-09-26 1970-06-02 Gen Electric Quartz to metal seal for electrical devices
US3723790A (en) * 1971-02-01 1973-03-27 Corning Glass Works Electrical lamp or tube comprising copper coated nickel-iron alloy electrical current conductors and a glass enclosure
JPS4971780A (en) * 1972-11-15 1974-07-11
GB1485378A (en) * 1974-12-10 1977-09-08 Thorn Lighting Ltd Pinch foil seals
US4238705A (en) * 1979-09-12 1980-12-09 General Electric Company Incandescent lamp seal means
JPS5647142A (en) * 1979-09-25 1981-04-28 Toshiba Corp Detection system for error of transmitted data

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2193640A (en) * 1938-05-21 1940-03-12 Gen Electric Glass-to-metal seal
US3420944A (en) * 1966-09-02 1969-01-07 Gen Electric Lead-in conductor for electrical devices
FR2073526A5 (en) * 1969-12-13 1971-10-01 Philips Nv ELECTRIC LAMP

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, Band 83, Nr. 10, 8. September 1975, Seite 310, Nr. 83938z, Columbus, Ohio, US; SU-A-459 436 (K.S. KUTATELADZE et al.) 05-02-1975 *

Also Published As

Publication number Publication date
EP0226978A2 (en) 1987-07-01
JPS62147650A (en) 1987-07-01
EP0226978B1 (en) 1991-12-27
US4749902A (en) 1988-06-07
DE3683141D1 (en) 1992-02-06
DE3544825A1 (en) 1987-06-19

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