CN1830060A - 发光灯与具备该发光灯的照明装置及投影机 - Google Patents

发光灯与具备该发光灯的照明装置及投影机 Download PDF

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Publication number
CN1830060A
CN1830060A CNA2004800215328A CN200480021532A CN1830060A CN 1830060 A CN1830060 A CN 1830060A CN A2004800215328 A CNA2004800215328 A CN A2004800215328A CN 200480021532 A CN200480021532 A CN 200480021532A CN 1830060 A CN1830060 A CN 1830060A
Authority
CN
China
Prior art keywords
bulb portion
mentioned
light
sealing
electroluminescent 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.)
Pending
Application number
CNA2004800215328A
Other languages
English (en)
Chinese (zh)
Inventor
竹泽武士
桥爪俊明
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of CN1830060A publication Critical patent/CN1830060A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2026—Gas discharge type light sources, e.g. arcs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/84—Lamps with discharge constricted by high pressure
    • H01J61/86—Lamps with discharge constricted by high pressure with discharge additionally constricted by close spacing of electrodes, e.g. for optical projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Electroluminescent Light Sources (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CNA2004800215328A 2003-08-27 2004-08-23 发光灯与具备该发光灯的照明装置及投影机 Pending CN1830060A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003302476A JP2005070589A (ja) 2003-08-27 2003-08-27 発光ランプのサイズの決定方法、発光ランプ、並びにその発光ランプを備えた照明装置及びプロジェクタ
JP302476/2003 2003-08-27

Publications (1)

Publication Number Publication Date
CN1830060A true CN1830060A (zh) 2006-09-06

Family

ID=34269178

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2004800215328A Pending CN1830060A (zh) 2003-08-27 2004-08-23 发光灯与具备该发光灯的照明装置及投影机

Country Status (4)

Country Link
US (1) US20050082986A1 (enExample)
JP (1) JP2005070589A (enExample)
CN (1) CN1830060A (enExample)
WO (1) WO2005022584A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005283706A (ja) * 2004-03-29 2005-10-13 Seiko Epson Corp ランプ装置及びそれを備えたプロジェクタ
JP4582036B2 (ja) * 2006-03-28 2010-11-17 セイコーエプソン株式会社 放電灯点灯装置及びプロジェクタ
US8203280B2 (en) * 2007-12-14 2012-06-19 Seiko Epson Corporation Light source device, projector, and driving method of discharge lamp
JP4572940B2 (ja) 2008-02-19 2010-11-04 セイコーエプソン株式会社 放電灯の駆動方法、駆動装置、及びプロジェクタ
JP4525774B2 (ja) * 2008-02-27 2010-08-18 セイコーエプソン株式会社 放電灯の駆動方法、駆動装置、及びプロジェクタ
JP4525775B2 (ja) 2008-02-29 2010-08-18 セイコーエプソン株式会社 放電灯の駆動方法、駆動装置、及びプロジェクタ
JP2012028203A (ja) 2010-07-26 2012-02-09 Iwasaki Electric Co Ltd 高圧放電ランプ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05174787A (ja) * 1991-12-26 1993-07-13 Matsushita Electric Ind Co Ltd メタルハライドランプ
US5497049A (en) * 1992-06-23 1996-03-05 U.S. Philips Corporation High pressure mercury discharge lamp
JP3184404B2 (ja) * 1994-07-13 2001-07-09 松下電子工業株式会社 反射鏡付きメタルハライドランプ
JP3847927B2 (ja) * 1997-11-18 2006-11-22 キヤノン株式会社 発光管及びそれを用いた光源装置
JP2857137B1 (ja) * 1997-12-25 1999-02-10 ウシオ電機株式会社 ショートアーク型水銀ランプ
US6559600B1 (en) * 1998-11-17 2003-05-06 Matsushita Electric Industrial Co., Ltd. Discharge lamp, light source and projecting display unit
US6307321B1 (en) * 1999-07-14 2001-10-23 Toshiba Lighting & Technology Corporation High-pressure discharge lamp and lighting apparatus
JP4075303B2 (ja) * 2000-11-01 2008-04-16 セイコーエプソン株式会社 プロジェクタ

Also Published As

Publication number Publication date
WO2005022584A1 (ja) 2005-03-10
US20050082986A1 (en) 2005-04-21
JP2005070589A (ja) 2005-03-17

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PB01 Publication
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C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication