CN1174283C - 投影仪 - Google Patents

投影仪 Download PDF

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Publication number
CN1174283C
CN1174283C CNB011407972A CN01140797A CN1174283C CN 1174283 C CN1174283 C CN 1174283C CN B011407972 A CNB011407972 A CN B011407972A CN 01140797 A CN01140797 A CN 01140797A CN 1174283 C CN1174283 C CN 1174283C
Authority
CN
China
Prior art keywords
box body
projector
air
exhaust
light source
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
CNB011407972A
Other languages
English (en)
Chinese (zh)
Other versions
CN1347004A (zh
Inventor
��Ұ���
中野宽久
渡边信男
山田晴良
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 CN1347004A publication Critical patent/CN1347004A/zh
Application granted granted Critical
Publication of CN1174283C publication Critical patent/CN1174283C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
CNB011407972A 2000-09-27 2001-09-27 投影仪 Expired - Fee Related CN1174283C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP294686/2000 2000-09-27
JP294686/00 2000-09-27
JP2000294686A JP2002107826A (ja) 2000-09-27 2000-09-27 プロジェクタ

Publications (2)

Publication Number Publication Date
CN1347004A CN1347004A (zh) 2002-05-01
CN1174283C true CN1174283C (zh) 2004-11-03

Family

ID=18777234

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB011407972A Expired - Fee Related CN1174283C (zh) 2000-09-27 2001-09-27 投影仪

Country Status (4)

Country Link
US (1) US6746125B2 (enExample)
EP (1) EP1193972B1 (enExample)
JP (1) JP2002107826A (enExample)
CN (1) CN1174283C (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6957892B2 (en) * 2002-10-18 2005-10-25 Seiko Epson Corporation Lighting system, discharge unit, and projector including the same
TW585280U (en) * 2003-03-12 2004-04-21 Coretronic Corp Projection display device
AU2003901353A0 (en) * 2003-03-25 2003-04-10 Digislide International Pty Ltd A video projector and optical engine
TW200506489A (en) * 2003-06-02 2005-02-16 Infocus Corp Board-to-board power connector for a projection device
JP4564743B2 (ja) * 2003-12-08 2010-10-20 Ｎｅｃディスプレイソリューションズ株式会社 拡大投影装置
JP4204500B2 (ja) * 2004-03-23 2009-01-07 三洋電機株式会社 投写型映像表示装置
EP1864490B1 (en) * 2005-03-30 2013-02-20 LG Electronics Inc. Cooling system for a thin projector
KR100628720B1 (ko) * 2005-06-29 2006-09-28 삼성전자주식회사 영상투사장치
TW200728891A (en) * 2006-01-27 2007-08-01 Coretronic Corp Projector
TWI301925B (en) 2006-05-03 2008-10-11 Optoma Corp Projection apparatus
CN101101439B (zh) * 2007-07-25 2010-10-13 四川长虹电器股份有限公司 投影机散热处理导风装置
JP4572966B2 (ja) 2008-07-14 2010-11-04 セイコーエプソン株式会社 プロジェクタ
JP5381449B2 (ja) * 2009-07-22 2014-01-08 セイコーエプソン株式会社 プロジェクター
JP5678451B2 (ja) * 2010-03-29 2015-03-04 セイコーエプソン株式会社 プロジェクター
WO2013042193A1 (ja) * 2011-09-20 2013-03-28 Ｎｅｃディスプレイソリューションズ株式会社 光源装置及び投写型表示装置
JP6541018B2 (ja) * 2014-12-08 2019-07-10 株式会社リコー 筐体構造及び画像形成装置
JP6566291B2 (ja) * 2014-12-12 2019-08-28 株式会社リコー 筐体構造、電子機器及び画像形成装置
DE102018008828B4 (de) * 2018-11-09 2023-12-14 Diehl Aerospace Gmbh Gerät
CN110955100B (zh) * 2019-12-13 2022-01-28 深圳市杰奇科技创新有限公司 一种利于离心力原理的投影仪散热防尘装置
CN111443560B (zh) * 2020-05-06 2020-12-18 杭州煜贤网络科技有限公司 一种基于离心传动的投影仪散热放置装置
CN114706262B (zh) * 2021-12-15 2024-01-16 深圳市安华光电技术股份有限公司 一种投影光机及投影仪

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3976812B2 (ja) 1995-03-09 2007-09-19 セイコーエプソン株式会社 偏光照明装置および投写型表示装置
US5743612A (en) 1995-11-10 1998-04-28 Hitachi, Ltd Liquid crystal projector
US5669688A (en) 1996-06-07 1997-09-23 Proxima Corporation Display panel projector and method of using same
JP3374018B2 (ja) 1996-09-12 2003-02-04 松下電器産業株式会社 前面投射型液晶表示装置
DE69726556T2 (de) 1996-10-04 2004-11-04 Seiko Epson Corp. Projektionsanzeigevorrichtung
JP3376540B2 (ja) 1997-09-01 2003-02-10 株式会社日立製作所 液晶プロジェクタ
JP3471611B2 (ja) * 1998-06-10 2003-12-02 Ｎｅｃビューテクノロジー株式会社 プロジェクタ装置
JP2000231154A (ja) * 1999-02-10 2000-08-22 Hitachi Ltd 表示装置及び表示光学系部
WO2000073850A1 (en) 1999-05-28 2000-12-07 Matsushita Electric Industrial Co., Ltd. Image device
US6497489B1 (en) * 2001-08-29 2002-12-24 Benq Corporation Projector with guiding rib in vent

Also Published As

Publication number Publication date
JP2002107826A (ja) 2002-04-10
US20020041362A1 (en) 2002-04-11
EP1193972B1 (en) 2011-12-28
US6746125B2 (en) 2004-06-08
EP1193972A1 (en) 2002-04-03
CN1347004A (zh) 2002-05-01

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20041103

Termination date: 20180927