JPS62107349U - - Google Patents

Info

Publication number
JPS62107349U
JPS62107349U JP19927485U JP19927485U JPS62107349U JP S62107349 U JPS62107349 U JP S62107349U JP 19927485 U JP19927485 U JP 19927485U JP 19927485 U JP19927485 U JP 19927485U JP S62107349 U JPS62107349 U JP S62107349U
Authority
JP
Japan
Prior art keywords
cathode ray
ray tube
diaphragm
projection type
tube device
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.)
Granted
Application number
JP19927485U
Other languages
Japanese (ja)
Other versions
JPH0448624Y2 (en
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 filed Critical
Priority to JP1985199274U priority Critical patent/JPH0448624Y2/ja
Publication of JPS62107349U publication Critical patent/JPS62107349U/ja
Application granted granted Critical
Publication of JPH0448624Y2 publication Critical patent/JPH0448624Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は投写型陰極線管装置の一実施例を示す
説明用断面図、第２図は第１図に示した装置にお
いて液体が高温となつたときのダイアフラムの状
態を示す説明用断面図、第３図イおよびロならび
に第４図イおよびロは、各々ダイアフラムの他の
例における常温下および高温下における形態を示
す説明用断面図、第５図および第６図は各々従来
の投写型陰極線管装置を示す説明用断面図である
。 １…外囲壁、Ｓ…空間、１０…表示画面、１１
…陰極線管、１２…投写用レンズ、１３…ケーシ
ング、１４…液体、１５…収納空間、１６，１７
…Ｏリング、１９…開口、８…ダイアフラム、８
１…気密封止用リング状突起部、２１…固定部材
、２２…平坦部、２３…溝部、２４…中央部、３
１，４１…凹部、４２…平坦部、４３…突縁部、
５１…陰極線管、５２…表示画面、５３…投写用
レンズ、５５…液体、６…外囲壁、６１…ケーシ
ング、６２…開口、６３，６４，６６…Ｏリング
、６５…蓋部材、６７…フイン。 FIG. 1 is an explanatory sectional view showing one embodiment of a projection type cathode ray tube device, FIG. 2 is an explanatory sectional view showing the state of the diaphragm when the liquid reaches a high temperature in the device shown in FIG. 3A and 4B and 4A and 4B are explanatory sectional views showing the forms of other examples of the diaphragm at room temperature and high temperature, respectively, and FIGS. 5 and 6 are respectively the conventional projection type cathode ray It is an explanatory sectional view showing a tube device. 1...Outer wall, S...Space, 10...Display screen, 11
... Cathode ray tube, 12 ... Projection lens, 13 ... Casing, 14 ... Liquid, 15 ... Storage space, 16, 17
...O-ring, 19...opening, 8...diaphragm, 8
DESCRIPTION OF SYMBOLS 1... Ring-shaped protrusion for airtight sealing, 21... Fixing member, 22... Flat part, 23... Groove part, 24... Center part, 3
1, 41... recessed part, 42... flat part, 43... projecting edge part,
51... Cathode ray tube, 52... Display screen, 53... Projection lens, 55... Liquid, 6... Outer wall, 61... Casing, 62... Opening, 63, 64, 66... O-ring, 65... Lid member, 67... Fin .

Claims (1)

【実用新案登録請求の範囲】 (1) 陰極線管と、この陰極線管の表示画面と離
間して対向するよう配置した投写用レンズと、前
記陰極線管の表示画面と投写用レンズとの間の空
間を覆う外囲壁と、この外囲壁により囲まれた空
間内に充填された透明の液体とを有してなり、 前記外囲壁は、その一部に前記液体の温度によ
る体積変化に追随して変形する可撓性ダイアフラ
ムを有し、かつ当該ダイアフラムはその周辺に１
個以上の気密封止用リング状突起部を一体的に形
成してなることを特徴とする投写型陰極線管装置
。 (2) ダイアフラムが、フツ素ゴムにフロロシリ
コーンゴムが混合された改良されたフツ素ゴムよ
りなるものであることを特徴とする実用新案登録
請求の範囲第１項記載の投写型陰極線管装置。[Claims for Utility Model Registration] (1) A cathode ray tube, a projection lens arranged to face and be separated from the display screen of the cathode ray tube, and a space between the display screen of the cathode ray tube and the projection lens. and a transparent liquid filled in a space surrounded by the outer wall, and the outer wall partially deforms in accordance with the volume change due to the temperature of the liquid. a flexible diaphragm, and the diaphragm has a
1. A projection type cathode ray tube device, characterized in that a projection type cathode ray tube device is formed by integrally forming a plurality of ring-shaped protrusions for airtight sealing. (2) The projection type cathode ray tube device according to claim 1, wherein the diaphragm is made of an improved fluorine rubber obtained by mixing fluorosilicone rubber with fluorine rubber.
JP1985199274U 1985-12-26 1985-12-26 Expired JPH0448624Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985199274U JPH0448624Y2 (en) 1985-12-26 1985-12-26

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985199274U JPH0448624Y2 (en) 1985-12-26 1985-12-26

Publications (2)

Publication Number Publication Date
JPS62107349U true JPS62107349U (en) 1987-07-09
JPH0448624Y2 JPH0448624Y2 (en) 1992-11-16

Family

ID=31160744

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985199274U Expired JPH0448624Y2 (en) 1985-12-26 1985-12-26

Country Status (1)

Country Link
JP (1) JPH0448624Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10302679A (en) * 1997-04-28 1998-11-13 Sony Corp Liquid cooled cathode-ray tube for projector

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650948A (en) * 1979-10-01 1981-05-08 Kinugawa Rubber Ind Co Ltd Low-temperature resistant rubber composition
JPS601734A (en) * 1983-06-17 1985-01-07 Hitachi Ltd Projection type cathode-ray tube
JPS6084080A (en) * 1983-10-15 1985-05-13 Hitachi Ltd Projective type receiver
JPS60136045U (en) * 1984-02-20 1985-09-10 パイオニア株式会社 Pressure regulating device
JPS60147147U (en) * 1984-03-12 1985-09-30 伊勢電子工業株式会社 display tube
JPS6235429A (en) * 1985-08-06 1987-02-16 Pioneer Electronic Corp Cooling device for projection television

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650948A (en) * 1979-10-01 1981-05-08 Kinugawa Rubber Ind Co Ltd Low-temperature resistant rubber composition
JPS601734A (en) * 1983-06-17 1985-01-07 Hitachi Ltd Projection type cathode-ray tube
JPS6084080A (en) * 1983-10-15 1985-05-13 Hitachi Ltd Projective type receiver
JPS60136045U (en) * 1984-02-20 1985-09-10 パイオニア株式会社 Pressure regulating device
JPS60147147U (en) * 1984-03-12 1985-09-30 伊勢電子工業株式会社 display tube
JPS6235429A (en) * 1985-08-06 1987-02-16 Pioneer Electronic Corp Cooling device for projection television

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10302679A (en) * 1997-04-28 1998-11-13 Sony Corp Liquid cooled cathode-ray tube for projector

Also Published As

Publication number Publication date
JPH0448624Y2 (en) 1992-11-16

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