DE60039473D1 - Kühlsystem von Projektions-Anzeigevorrichtungen - Google Patents

Kühlsystem von Projektions-Anzeigevorrichtungen

Info

Publication number
DE60039473D1
DE60039473D1 DE60039473T DE60039473T DE60039473D1 DE 60039473 D1 DE60039473 D1 DE 60039473D1 DE 60039473 T DE60039473 T DE 60039473T DE 60039473 T DE60039473 T DE 60039473T DE 60039473 D1 DE60039473 D1 DE 60039473D1
Authority
DE
Germany
Prior art keywords
cooling system
display devices
projection display
projection
cooling
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 - Lifetime
Application number
DE60039473T
Other languages
English (en)
Inventor
Nobuyuki Hara
Takuji Ohkubo
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.)
Sony Corp
Original Assignee
Sony 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
Priority claimed from JP18302199A external-priority patent/JP3705017B2/ja
Priority claimed from JP22594899A external-priority patent/JP3678062B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE60039473D1 publication Critical patent/DE60039473D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • G03B21/16—Cooling; Preventing overheating
    • 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
DE60039473T 1999-06-29 2000-06-27 Kühlsystem von Projektions-Anzeigevorrichtungen Expired - Lifetime DE60039473D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP18302199A JP3705017B2 (ja) 1999-06-29 1999-06-29 投射型表示装置
JP22594899A JP3678062B2 (ja) 1999-08-10 1999-08-10 投射型表示装置

Publications (1)

Publication Number Publication Date
DE60039473D1 true DE60039473D1 (de) 2008-08-28

Family

ID=26501593

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60039473T Expired - Lifetime DE60039473D1 (de) 1999-06-29 2000-06-27 Kühlsystem von Projektions-Anzeigevorrichtungen

Country Status (3)

Country Link
US (1) US6471357B1 (de)
EP (5) EP1965250B1 (de)
DE (1) DE60039473D1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4006833B2 (ja) * 1998-07-03 2007-11-14 株式会社日立製作所 光学装置
US6840629B2 (en) * 2000-11-14 2005-01-11 Yamaha Corporation Ventilating structure and mounting structure for electronic apparatus
JP5388394B2 (ja) * 2001-05-31 2014-01-15 キヤノン株式会社 投射型画像表示装置
CN100407046C (zh) * 2001-06-21 2008-07-30 三洋电机株式会社 投影器装置
KR100985121B1 (ko) * 2002-07-26 2010-10-05 소니 주식회사 프로젝터
KR100601639B1 (ko) * 2003-06-24 2006-07-14 삼성전자주식회사 화상투사장치
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
JP4155255B2 (ja) * 2004-09-21 2008-09-24 ソニー株式会社 プロジェクタ装置
US20060262537A1 (en) * 2005-05-17 2006-11-23 Lee John W Projection assembly
JP4914077B2 (ja) * 2006-02-07 2012-04-11 キヤノン株式会社 投射型画像表示装置
JP2007322823A (ja) * 2006-06-01 2007-12-13 Funai Electric Co Ltd プロジェクタ
JP5127474B2 (ja) * 2008-01-24 2013-01-23 キヤノン株式会社 画像投射装置
US8596796B2 (en) * 2008-09-09 2013-12-03 Panasonic Corporation Projection display device with a cooling air fan
JP5159572B2 (ja) * 2008-11-13 2013-03-06 三菱電機株式会社 映像表示装置
JP5041390B2 (ja) * 2009-03-26 2012-10-03 Ｎｅｃディスプレイソリューションズ株式会社 冷却装置の制御方法、冷却装置および投射型表示装置
CN102033393B (zh) * 2009-09-29 2012-08-15 三洋科技中心(深圳)有限公司 投影式显示装置
JP5741105B2 (ja) * 2011-03-22 2015-07-01 セイコーエプソン株式会社 電気光学装置
CN102854725A (zh) * 2011-06-28 2013-01-02 中强光电股份有限公司 投影装置
JP5692655B2 (ja) 2011-11-17 2015-04-01 株式会社リコー 画像投影装置
JP2019028362A (ja) 2017-08-02 2019-02-21 セイコーエプソン株式会社 プロジェクター
CN108711373A (zh) * 2018-05-11 2018-10-26 陕西铁路工程职业技术学院 一种电子信息显示系统

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3138715A (en) * 1962-01-23 1964-06-23 Airequipt Mfg Company Two speed cooling fan projector
US3326081A (en) * 1965-02-15 1967-06-20 Eastman Kodak Co Automatic focussing slide projector
JPH04242233A (ja) * 1991-01-17 1992-08-28 Matsushita Electric Ind Co Ltd 投射型画像表示装置の温度制御装置
JP3273372B2 (ja) 1991-02-22 2002-04-08 セイコーエプソン株式会社 投射型液晶プロジェクタ
JPH06194621A (ja) * 1992-12-25 1994-07-15 Sony Corp 液晶プロジェクタ
TW323345B (de) * 1994-07-08 1997-12-21 Fujitsu Ltd
JPH08194201A (ja) * 1994-12-27 1996-07-30 Lg Electron Inc 液晶プロジェクター
JP3624456B2 (ja) * 1995-03-30 2005-03-02 セイコーエプソン株式会社 投写型表示装置
JP3606649B2 (ja) * 1995-10-13 2005-01-05 ソニー株式会社 プロジェクタ装置
JPH09133911A (ja) * 1995-11-08 1997-05-20 Mitsubishi Electric Corp 液晶表示装置
JPH09304834A (ja) * 1996-05-20 1997-11-28 Fujitsu General Ltd 液晶プロジェクタ装置
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
EP1331514B1 (de) * 1996-10-04 2005-08-17 Seiko Epson Corporation Projektionsanzeigevorrichtung
JP3598752B2 (ja) * 1996-10-04 2004-12-08 セイコーエプソン株式会社 投写型表示装置
JPH11160793A (ja) * 1997-11-25 1999-06-18 Hitachi Ltd 光学装置
US6290360B1 (en) * 1997-11-20 2001-09-18 Hitachi, Ltd. Liquid crystal projector, and projection lens unit, optical unit and cooling system for the same
KR100323702B1 (ko) * 1998-01-20 2002-02-07 구자홍 시로코 팬
JP4006833B2 (ja) * 1998-07-03 2007-11-14 株式会社日立製作所 光学装置
JP4017775B2 (ja) * 1998-12-28 2007-12-05 富士通株式会社 投写型表示装置
JP2000231154A (ja) * 1999-02-10 2000-08-22 Hitachi Ltd 表示装置及び表示光学系部
US6398366B1 (en) * 1999-10-15 2002-06-04 Sony Corporation Image display apparatus of the projection type

Also Published As

Publication number Publication date
US6471357B1 (en) 2002-10-29
EP1965249B1 (de) 2012-04-18
EP1065552A3 (de) 2004-03-31
EP1965249A1 (de) 2008-09-03
EP1965248A2 (de) 2008-09-03
EP1965250B1 (de) 2012-04-11
EP1965248A3 (de) 2008-09-17
EP1965247A3 (de) 2008-09-17
EP1065552B1 (de) 2008-07-16
EP1965247B1 (de) 2012-04-25
EP1965248B1 (de) 2012-04-18
EP1965250A1 (de) 2008-09-03
EP1965247A2 (de) 2008-09-03
EP1065552A2 (de) 2001-01-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition