GB2352870B - Discharge bulb - Google Patents

Discharge bulb

Info

Publication number
GB2352870B
GB2352870B GB0014221A GB0014221A GB2352870B GB 2352870 B GB2352870 B GB 2352870B GB 0014221 A GB0014221 A GB 0014221A GB 0014221 A GB0014221 A GB 0014221A GB 2352870 B GB2352870 B GB 2352870B
Authority
GB
United Kingdom
Prior art keywords
discharge bulb
bulb
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.)
Expired - Fee Related
Application number
GB0014221A
Other versions
GB0014221D0 (en
GB2352870A (en
Inventor
Yoshitaka Ohshima
Shinichi Irisawa
Yasuyoshi Numajiri
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.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co Ltd
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 Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Publication of GB0014221D0 publication Critical patent/GB0014221D0/en
Publication of GB2352870A publication Critical patent/GB2352870A/en
Application granted granted Critical
Publication of GB2352870B publication Critical patent/GB2352870B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
    • 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
    • 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
GB0014221A 1999-06-15 2000-06-09 Discharge bulb Expired - Fee Related GB2352870B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16901499A JP3657461B2 (en) 1999-06-15 1999-06-15 Discharge bulb

Publications (3)

Publication Number Publication Date
GB0014221D0 GB0014221D0 (en) 2000-08-02
GB2352870A GB2352870A (en) 2001-02-07
GB2352870B true GB2352870B (en) 2001-11-07

Family

ID=15878741

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0014221A Expired - Fee Related GB2352870B (en) 1999-06-15 2000-06-09 Discharge bulb

Country Status (4)

Country Link
JP (1) JP3657461B2 (en)
DE (1) DE10029107A1 (en)
GB (1) GB2352870B (en)
NL (1) NL1015426C2 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10325553A1 (en) 2003-06-05 2004-12-23 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lamp closed on both sides
KR100934323B1 (en) * 2009-07-06 2009-12-29 정풍기 Xenon lamp using ceramic capsule
JP2012169164A (en) * 2011-02-15 2012-09-06 Koito Mfg Co Ltd Discharge lamp bulb

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB482318A (en) * 1936-11-06 1938-03-28 Gen Electric Co Ltd Improvements in or relating to the sealing of electric conductors through quartz or hard glass
GB486066A (en) * 1937-06-24 1938-05-30 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in high-pressure metal-vapour electric discharge lamps
GB1562929A (en) * 1977-01-14 1980-03-19 Gen Electric Co Ltd High pressure electric discharge lamps
EP0440402A1 (en) * 1990-01-29 1991-08-07 Koto Electric Co. Ltd. Discharge lamp
US5164630A (en) * 1990-09-19 1992-11-17 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh Single-based high-pressure discharge lamp
US5541472A (en) * 1992-04-23 1996-07-30 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh High-power, single-ended, high-pressure discharge lamp with hot-starting capability
US5729091A (en) * 1993-10-06 1998-03-17 Patent-Treuhand-Gesellschaft F. Electrische Gluehlampen Mbh Metal halide discharge lamp

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2177714A (en) * 1936-10-27 1939-10-31 Gen Electric Gaseous electric discharge lamp device
US4295075A (en) * 1979-12-14 1981-10-13 Gte Products Corporation Arc discharge lamp having ceramic arc tube
US4712040A (en) * 1985-11-19 1987-12-08 North American Philips Corporation Connector for high pressure lamps
US5404078A (en) * 1991-08-20 1995-04-04 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh High-pressure discharge lamp and method of manufacture
DE4438870B4 (en) * 1994-11-03 2004-11-11 Heraeus Noblelight Gmbh Infrared emitter with an elongated resistance body as the radiation source
JPH1092385A (en) * 1996-09-12 1998-04-10 Matsushita Electron Corp Bulb
JP3641120B2 (en) * 1997-12-08 2005-04-20 株式会社小糸製作所 Discharge lamp device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB482318A (en) * 1936-11-06 1938-03-28 Gen Electric Co Ltd Improvements in or relating to the sealing of electric conductors through quartz or hard glass
GB486066A (en) * 1937-06-24 1938-05-30 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in high-pressure metal-vapour electric discharge lamps
GB1562929A (en) * 1977-01-14 1980-03-19 Gen Electric Co Ltd High pressure electric discharge lamps
EP0440402A1 (en) * 1990-01-29 1991-08-07 Koto Electric Co. Ltd. Discharge lamp
US5164630A (en) * 1990-09-19 1992-11-17 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen Mbh Single-based high-pressure discharge lamp
US5541472A (en) * 1992-04-23 1996-07-30 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh High-power, single-ended, high-pressure discharge lamp with hot-starting capability
US5729091A (en) * 1993-10-06 1998-03-17 Patent-Treuhand-Gesellschaft F. Electrische Gluehlampen Mbh Metal halide discharge lamp

Also Published As

Publication number Publication date
JP3657461B2 (en) 2005-06-08
NL1015426A1 (en) 2000-12-18
DE10029107A1 (en) 2000-12-28
GB0014221D0 (en) 2000-08-02
JP2000357492A (en) 2000-12-26
GB2352870A (en) 2001-02-07
NL1015426C2 (en) 2004-01-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20100609