JPS61146860U - - Google Patents
Info
- Publication number
- JPS61146860U JPS61146860U JP1986031990U JP3199086U JPS61146860U JP S61146860 U JPS61146860 U JP S61146860U JP 1986031990 U JP1986031990 U JP 1986031990U JP 3199086 U JP3199086 U JP 3199086U JP S61146860 U JPS61146860 U JP S61146860U
- Authority
- JP
- Japan
- Prior art keywords
- front plate
- target
- projection television
- sealed end
- television tube
- 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
Links
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000284 resting effect Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
- H04N5/7408—Direct viewing projectors, e.g. an image displayed on a video CRT or LCD display being projected on a screen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
- H01J29/894—Arrangements combined with the vessel for the purpose of image projection on a screen
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Description
第１図は本考案に従つて構成された投射型テレ
ビジヨン管の一実施例のエンベロープ部分を通る
長さ方向断面図である。第２図は第１図の管用エ
ンベロープの前面板の内側面の平面図である。第
３図は第１図の投射型テレビジヨン管用エンベロ
ープのアセンブリを示す分解透視図である。第４
図〜第９図は投射型テレビジヨン管用エンベロー
プの前面板と円筒部分とを密封するための種々の
方法を詳細に示す断面図である。第１０図および
第１１図はターゲツト表面を冷却するために内蔵
された伝熱手段の配置を示す。第１２図〜第１４
図は本考案に従つて構成された投射型テレビジヨ
ン管用エンベロープの別の２つの実施例でターゲ
ツト支持部材が前面板に固定されたターゲツト基
板から成るものの長さ方向断面図である。第１５
図および第１６図は本考案に従つて構成された投
射型テレビジヨン管用エンベロープのさらに別の
実施例で、別個になつたターゲツト支持手段を内
蔵しているものの長さ方向断面図である。第１７
図は第１５図および第１６図に示すエンベロープ
の実施例に使用されるターゲツト支持手段の平面
図である。第１８図は本考案に従つて構成された
投射型テレビジヨン管で第１図に示したエンベロ
ープを内蔵しているものの長さ方向断面図である
。第１９図は投射型テレビジヨンの簡単化された
ダイヤグラムである。第２０図は、投射型テレビ
ジヨンシステムの光学系を補償するためにターグ
ゲツト面を形成している球の中心が鏡面に対して
僅かに横方向にずれたときの効果を模式的に示し
ている。
１０……投射型テレビジヨン管用エンベロープ
、１１，８２および９８……前面板、１２および
９１……円筒部材、１３および９０……端面板、
１４……首部、１６……曲率中心、１８……鏡、
２０……ターゲツト、２１……ラスタ、２２……
前面板密封端、２５……端面板密封端、２７およ
び１０６……導電性薄膜、２９……導電性針金、
３０……陽極端子、｛３１，３９，４０，４３，
４６，７３，８１および９７｝……フリツト、３
３および８５……修正レンズ、３４および８６…
…レンズ支持環、４１……ビーズ、｛４２，４５
，４８，５２，５５および５８｝……フリツト溝
、｛４４，４７，４９，５０，５１，５３，５４
および５７｝……接触線、７０および８０……タ
ーゲツト用基板、１００……ターゲツト支持手段
、１１０……電子銃、１１６……集束レンズアセ
ンブリ、１２５……スクリーン、１２７……投射
型テレビジヨンシステム。
FIG. 1 is a longitudinal sectional view through an envelope portion of an embodiment of a projection television tube constructed in accordance with the present invention. 2 is a plan view of the inner surface of the front plate of the pipe envelope of FIG. 1; FIG. FIG. 3 is an exploded perspective view of the projection television tube envelope assembly of FIG. 1; Fourth
9 are cross-sectional views detailing various methods for sealing the front plate and the cylindrical portion of the envelope for a projection television tube. Figures 10 and 11 show the arrangement of integrated heat transfer means for cooling the target surface. Figures 12-14
The figures are longitudinal sectional views of two other embodiments of envelopes for projection television tubes constructed in accordance with the present invention, in which the target support member comprises a target substrate fixed to a front plate. 15th
Figures 1 and 16 are longitudinal cross-sectional views of yet another embodiment of a projection television tube envelope constructed in accordance with the present invention and incorporating separate target support means. 17th
The figure is a plan view of the target support means used in the envelope embodiment shown in FIGS. 15 and 16. FIG. 18 is a longitudinal sectional view of a projection television tube constructed in accordance with the present invention and incorporating the envelope shown in FIG. FIG. 19 is a simplified diagram of a projection television. Figure 20 schematically shows the effect when the center of the sphere forming the target surface is slightly shifted laterally with respect to the mirror surface in order to compensate for the optical system of a projection television system. . 10... Envelope for projection television tube, 11, 82 and 98... Front plate, 12 and 91... Cylindrical member, 13 and 90... End plate,
14... Neck, 16... Center of curvature, 18... Mirror,
20...Target, 21...Raster, 22...
Front plate sealed end, 25... End plate sealed end, 27 and 106... Conductive thin film, 29... Conductive wire,
30... Anode terminal, {31, 39, 40, 43,
46, 73, 81 and 97}... Fritz, 3
3 and 85...correction lens, 34 and 86...
... Lens support ring, 41 ... Beads, {42, 45
, 48, 52, 55 and 58}... frit groove, {44, 47, 49, 50, 51, 53, 54
and 57}...contact line, 70 and 80...target substrate, 100...target support means, 110...electron gun, 116...focusing lens assembly, 125...screen, 127...projection television system .
Claims (1)
板と、 (b) 該端面板に固定されて、端部が環状の前
面板密封端になつている円筒部材にして、該前面
板密封端の形状および位置が、該前面板密封端上
に安定した状態で載る球の曲率中心が該鏡の面を
形成している球面の曲率中心に実質的に一致する
ような形状および位置になつている円筒部材と、 (c) 該前面板密封端の形状を決める該球の該
曲率中心に実質的に一致する曲率中心を有する球
面の形成するターゲツトと、 (d) 該前面板密封端に係合しているターゲツ
ト支持手段であつて、該ターゲツトを支持するタ
ーゲツト支持手段と、 (e) 該円筒部材に密着した前面板とを具備し
、 (f) 該円筒部材の該前面板密封端と該ターゲ
ツト支持手段とが、該前面板密封端上に安定した
状態で載る上記球の面内に存在する接合面に沿つ
て係合していること を特徴とする投射型テレビジヨン管。 ２ 該前面板が所定の厚さのフリツト層を介して
該円筒部材に密着している実用新案登録請求の範
囲第１項記載の投射型テレビジヨン管。 ３ 該円筒部材の該前面板密封端の形状を決める
該球と該ターゲツトの該球面を求める球とが実質
的に一致している実用新案登録請求の範囲第１項
記載の投射型テレビジヨン管。 ４ 該ターゲツトの寸法が映像を描くラスタの寸
法により僅かに大きい実用新案登録請求の範囲第
１項記載の投射型テレビジヨン管。 ５ 該ターゲツトと該鏡の面とが電気的に接続さ
れている実用新案登録請求の範囲第１項記載の投
射型テレビジヨン管。 ６ 該円筒部材の内壁が不透明な導電性皮膜で被
覆されている実用新案登録請求の範囲第１項記載
の投射型テレビジヨン管。[Claims for Utility Model Registration] 1. (a) An end plate whose inner surface is a spherical mirror; (b) A front plate fixed to the end plate and whose end is a sealed end of the annular front plate. The shape and position of the sealed end of the front plate are such that the center of curvature of the sphere stably resting on the sealed end of the front plate is substantially aligned with the center of curvature of the spherical surface forming the surface of the mirror. (c) a target formed by a spherical surface having a center of curvature substantially coincident with the center of curvature of the sphere defining the shape of the front plate sealing end; (d) target support means engaging the sealed end of the front plate and supporting the target; (e) a front plate in close contact with the cylindrical member; (f) The front plate sealed end of the cylindrical member and the target support means are engaged along a joint surface existing in the plane of the sphere that rests stably on the front plate sealed end. A projection television tube. 2. The projection television tube according to claim 1, wherein the front plate is in close contact with the cylindrical member via a frit layer of a predetermined thickness. 3. The projection television tube according to claim 1, wherein the sphere that determines the shape of the sealed end of the front plate of the cylindrical member and the sphere that determines the spherical surface of the target substantially match. . 4. The projection television tube according to claim 1, wherein the size of the target is slightly larger than the size of the raster for drawing the image. 5. The projection television tube according to claim 1, wherein the target and the mirror surface are electrically connected. 6. The projection television tube according to claim 1, wherein the inner wall of the cylindrical member is coated with an opaque conductive film.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87522278A | 1978-02-06 | 1978-02-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61146860U true JPS61146860U (en) | 1986-09-10 |
| JPS6233243Y2 JPS6233243Y2 (en) | 1987-08-25 |
Family
ID=25365400
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53150148A Expired JPS5910528B2 (en) | 1978-02-06 | 1978-12-06 | projection television tube |
| JP1986031990U Expired JPS6233243Y2 (en) | 1978-02-06 | 1986-03-07 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP53150148A Expired JPS5910528B2 (en) | 1978-02-06 | 1978-12-06 | projection television tube |
Country Status (11)
| Country | Link |
|---|---|
| JP (2) | JPS5910528B2 (en) |
| AU (1) | AU522177B2 (en) |
| BR (1) | BR7900494A (en) |
| CA (1) | CA1117175A (en) |
| DE (1) | DE2855390C2 (en) |
| DK (1) | DK152466C (en) |
| FR (1) | FR2416548A1 (en) |
| GB (1) | GB2013974B (en) |
| IT (1) | IT1118307B (en) |
| NL (1) | NL175118C (en) |
| SE (1) | SE438574B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5851660B2 (en) * | 1979-08-31 | 1983-11-17 | 日本電気ホームエレクトロニクス株式会社 | projection cathode ray tube |
| JPS584247A (en) * | 1981-06-08 | 1983-01-11 | Mitsubishi Electric Corp | Projection-type cathode-ray tube |
| JPS6172581U (en) * | 1984-10-16 | 1986-05-17 | ||
| EP0400565A3 (en) * | 1989-05-30 | 1991-09-11 | Hitachi, Ltd. | Projection cathode-ray tube |
| DE102011005608A1 (en) | 2011-03-16 | 2012-09-20 | Evonik Oxeno Gmbh | Mixed oxide compositions and processes for the preparation of isoolefins |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2132783A (en) * | 1936-04-24 | 1938-10-11 | Markia Corp | Electron discharge device |
| US2305855A (en) * | 1941-07-31 | 1942-12-22 | Rca Corp | Television apparatus |
| NL67613C (en) * | 1945-11-21 | 1951-02-28 | ||
| US2549978A (en) * | 1945-11-21 | 1951-04-24 | Hartford Nat Bank & Trust Co | Schmidt television projector housing having object surface adjustability in three mutually perpendicular directions |
| US4024579A (en) * | 1974-09-03 | 1977-05-17 | Advent Corporation | Projection television tube system and method of producing same |
| US4034398A (en) * | 1975-08-27 | 1977-07-05 | Electro-Optiek, N.V. | Optical and mechanical improvements for television projection system |
| NL7600420A (en) * | 1976-01-16 | 1977-07-19 | Philips Nv | ELECTRICAL DISCHARGE DEVICE. |
-
1978
- 1978-10-27 AU AU41104/78A patent/AU522177B2/en not_active Expired
- 1978-10-31 DK DK485078A patent/DK152466C/en not_active IP Right Cessation
- 1978-10-31 SE SE7811268A patent/SE438574B/en not_active IP Right Cessation
- 1978-11-10 CA CA000316119A patent/CA1117175A/en not_active Expired
- 1978-11-20 FR FR7832631A patent/FR2416548A1/en active Granted
- 1978-11-27 NL NLAANVRAGE7811618,A patent/NL175118C/en not_active IP Right Cessation
- 1978-12-06 JP JP53150148A patent/JPS5910528B2/en not_active Expired
- 1978-12-21 DE DE2855390A patent/DE2855390C2/en not_active Expired
-
1979
- 1979-01-18 IT IT67111/79A patent/IT1118307B/en active
- 1979-01-26 BR BR7900494A patent/BR7900494A/en unknown
- 1979-02-05 GB GB7903887A patent/GB2013974B/en not_active Expired
-
1986
- 1986-03-07 JP JP1986031990U patent/JPS6233243Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7811618A (en) | 1979-08-08 |
| DE2855390C2 (en) | 1984-09-27 |
| DE2855390A1 (en) | 1979-08-09 |
| NL175118C (en) | 1984-09-17 |
| IT7967111A0 (en) | 1979-01-18 |
| DK152466B (en) | 1988-02-29 |
| GB2013974A (en) | 1979-08-15 |
| NL175118B (en) | 1984-04-16 |
| DK485078A (en) | 1979-08-07 |
| JPS6233243Y2 (en) | 1987-08-25 |
| SE7811268L (en) | 1979-08-07 |
| BR7900494A (en) | 1979-09-11 |
| FR2416548A1 (en) | 1979-08-31 |
| DK152466C (en) | 1988-07-25 |
| GB2013974B (en) | 1982-10-20 |
| JPS54107621A (en) | 1979-08-23 |
| SE438574B (en) | 1985-04-22 |
| FR2416548B1 (en) | 1980-10-24 |
| JPS5910528B2 (en) | 1984-03-09 |
| CA1117175A (en) | 1982-01-26 |
| IT1118307B (en) | 1986-02-24 |
| AU522177B2 (en) | 1982-05-20 |
| AU4110478A (en) | 1980-05-01 |
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