KR910009083A - Lcd projector - Google Patents

Lcd projector Download PDF

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Publication number
KR910009083A
KR910009083A KR1019900016016A KR900016016A KR910009083A KR 910009083 A KR910009083 A KR 910009083A KR 1019900016016 A KR1019900016016 A KR 1019900016016A KR 900016016 A KR900016016 A KR 900016016A KR 910009083 A KR910009083 A KR 910009083A
Authority
KR
South Korea
Prior art keywords
liquid crystal
crystal projector
cooler
glass
liquid
Prior art date
Application number
KR1019900016016A
Other languages
Korean (ko)
Inventor
게이이찌 가나따니
슌이찌 기시모또
하누히사 고사까
고로 하마지시
Original Assignee
이우에 사또시
상요덴기 가부시끼가이샤
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 이우에 사또시, 상요덴기 가부시끼가이샤 filed Critical 이우에 사또시
Publication of KR910009083A publication Critical patent/KR910009083A/en

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/72Modifying the appearance of television pictures by optical filters or diffusing screens

Landscapes

  • Liquid Crystal (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

내용 없음No content

Description

액정 프로젝트Lcd project

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 본 발명의 한 실시예에 있어서 액정 어셈블리의 단면도,1 is a cross-sectional view of a liquid crystal assembly in one embodiment of the present invention;

제2도 (가) (나)는 각각 냉각기의 단면도 및 평면도,2 (a) (b) is a cross-sectional view and a plan view of the cooler,

제5도는 액정프로젝터의 광학계를 도시한 도면.5 shows an optical system of a liquid crystal projector.

Claims (8)

액정판넬을 라이트 발브로 사용하는 액정 프로젝터에 있어서, 액정 판넬 및 혹은 이에 근접하게 배치된 편광판에 히트 파이프식의 냉각기를 장착한 것을 특징으로 하는 액정 프로젝터.A liquid crystal projector using a liquid crystal panel as a light valve, the liquid crystal projector comprising a heat pipe type cooler mounted on a liquid crystal panel and a polarizing plate disposed in proximity thereto. 제1항에 있어서, 상기 냉각기가 한쌍의 평판 유리 및 틀 유리에 의하여 구성된 유기 용기내에 소정 용적의 진공 공간을 남겨서 작동액을 충전하는 것을 특징으로 하는 액정 프로젝터.The liquid crystal projector according to claim 1, wherein the cooler fills the working liquid by leaving a predetermined volume of vacuum space in an organic container constituted by a pair of flat glass and frame glass. 제1항에 있어서, 상기 냉각기가 그 내면이 조면(粗面)가공된 한쌍의 평판형 유리를 대향시켜서, 그 단부를 접착하여 구성한 유리 용기내에 소정 용적의 진공 공간을 남겨서 작동액을 충전하는 것을 특징으로 하는 액정 프로젝터.The method of claim 1, wherein the cooler is configured to oppose a pair of flat glass whose inner surface is roughened, and to fill the working liquid by leaving a predetermined volume of vacuum space in a glass container formed by bonding the ends thereof. A liquid crystal projector characterized by. 제1항에 있어서, 상기 냉각기가 한쌍의 평판형 유리 사이에 미소한 유기 구슬 및 혹은 미소한 유리 섬유를 끼움과 동시에 상기 한 쌍의 평판형 유리의 단부를 접착하여 구성한 유리 용기내에 소정 용적의 진공 공간을 남겨서 작동액을 충전하는 것을 특징으로 하는 액정 프로젝터.The predetermined volume of vacuum in the glass container of claim 1, wherein the cooler sandwiches microorganic beads and / or microfiber fibers between the pair of flat glass and adheres the ends of the pair of flat glass. A liquid crystal projector characterized by filling a working fluid while leaving a space. 제2, 제3또는 제4항에 있어서, 상기 유리 용기의 상단에 적어도 1개의 방열핀이 붙어 있는 것을 특징으로 하는 액정 프로젝터.The liquid crystal projector according to claim 2, 3 or 4, wherein at least one heat dissipation fin is attached to an upper end of the glass container. 제1항에 있어서, 액정 판넬의 유효 화면과 전기 냉각기의 작동영역을 대략 일치시키는 것을 특징으로 하는 액정 프로젝터.The liquid crystal projector according to claim 1, wherein the effective screen of the liquid crystal panel and the operating area of the electric cooler are substantially coincident with each other. 제2, 제3 또는 제4항에 있어서, 상기 작동액이 불소계 불활성 액체인 것을 특징으로 하는 액정 프로젝터.The liquid crystal projector according to claim 2, 3 or 4, wherein the working liquid is a fluorine-based inert liquid. 제1항에 있어서, 상기 냉각기가 상기 유효 화면외에 대향하는 유리 용기내에 금속편을 구비하는 것을 특징으로 하는 액정 프로젝터.The liquid crystal projector according to claim 1, wherein the cooler includes a metal piece in a glass container facing out of the effective screen. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900016016A 1989-10-11 1990-10-10 Lcd projector KR910009083A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1-264443 1989-10-11
JP1264443A JP2994669B2 (en) 1989-10-11 1989-10-11 LCD Projector

Publications (1)

Publication Number Publication Date
KR910009083A true KR910009083A (en) 1991-05-31

Family

ID=17403267

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900016016A KR910009083A (en) 1989-10-11 1990-10-10 Lcd projector

Country Status (2)

Country Link
JP (1) JP2994669B2 (en)
KR (1) KR910009083A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07322172A (en) * 1994-05-20 1995-12-08 Fujitsu General Ltd Display device
JPH07322171A (en) * 1994-05-20 1995-12-08 Fujitsu General Ltd Display device
JP3637743B2 (en) * 1997-10-15 2005-04-13 ソニー株式会社 Projection type liquid crystal display device
JP6981250B2 (en) 2017-12-28 2021-12-15 セイコーエプソン株式会社 Cooling device and projector

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0758372B2 (en) * 1985-12-20 1995-06-21 カシオ計算機株式会社 Liquid crystal display
JPS6368694U (en) * 1986-10-24 1988-05-09

Also Published As

Publication number Publication date
JP2994669B2 (en) 1999-12-27
JPH03126011A (en) 1991-05-29

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