JPS5923371A - Liquid crystal display unit - Google Patents
Liquid crystal display unitInfo
- Publication number
- JPS5923371A JPS5923371A JP13239182A JP13239182A JPS5923371A JP S5923371 A JPS5923371 A JP S5923371A JP 13239182 A JP13239182 A JP 13239182A JP 13239182 A JP13239182 A JP 13239182A JP S5923371 A JPS5923371 A JP S5923371A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal cell
- circuit board
- crystal display
- external lead
- 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.)
- Pending
Links
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
この発明は液晶表示装置、特に液晶セルとこれを駆動す
る回路基板との接続に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a liquid crystal display device, and particularly to a connection between a liquid crystal cell and a circuit board for driving the liquid crystal cell.
第１図は従来の液晶セルの斜視図を示す。・図において
（１）は表透明電極基板、（３）は電極基板（１）（３
）を所定の間隔を持たせて接着させる周辺シール材であ
り、 （４ａ）、 （４ｂ）・・・・・・（総称する
ときは（４）とする。）は裏透明電極基板に形成された
透明導電外部リード電極を示し、（５）は液晶セル全体
を示す。FIG. 1 shows a perspective view of a conventional liquid crystal cell.・In the figure, (1) is the front transparent electrode substrate, (3) is the electrode substrate (1) (3
) is a peripheral sealing material that is adhered at a predetermined interval, and (4a), (4b)... (collectively referred to as (4)) are formed on the back transparent electrode substrate. (5) shows the entire liquid crystal cell.
第１図に示した液晶セルと回路基板とを接続するために
は次の方法がある。第２図、及び第３図は従来の液晶表
示装置を示す断面図であり、図において（６）はゴムコ
ネクター、（力は回路基板、（８）は回路基板の電極を
示し２回路基板の電極（８）と液晶セルの外部リード電
極（４）をゴムコネクター（６）を介して所定の圧力で
固定させることによって、液晶セルと回路基板を電気的
に接続することができる。There are the following methods for connecting the liquid crystal cell shown in FIG. 1 and the circuit board. Figures 2 and 3 are cross-sectional views showing conventional liquid crystal display devices. In the figures, (6) indicates a rubber connector, (1) indicates a circuit board, and (8) indicates an electrode on the circuit board. By fixing the electrode (8) and the external lead electrode (4) of the liquid crystal cell with a predetermined pressure via the rubber connector (6), the liquid crystal cell and the circuit board can be electrically connected.
第２図に示しだ従来の方法による場合は、外部リード電
極（４）の巾ｆ：第２図に示すようにＬとすると２通常
、Ｌ≧２．５ｒｒａｎを必要とする。また第３図に示す
ように液晶セル（５）に２例えばフレキシブルな回路基
板（７）をゴムコネクター（６）を通じて接続させて使
用する場合にも９回路基板（７）と液晶セル（５）の接
続部に巾りとして２．５ｍ＋ｎ以上のスペースを必要と
し、液晶セルを使用する装置の小型化に限界があった。In the case of the conventional method shown in FIG. 2, the width f of the external lead electrode (4): 2, where L is shown in FIG. 2, usually requires L≧2.5rran. Furthermore, as shown in Fig. 3, when two, for example, flexible circuit boards (7) are connected to the liquid crystal cell (5) through rubber connectors (6), nine circuit boards (7) and the liquid crystal cell (5) are used. This requires a space of 2.5m+n or more in width for the connection part, which limits the miniaturization of devices using liquid crystal cells.
−この発明は、上記のような従来のものの欠点を除去し
ようとするもので、液晶セルの側端面で、外部リード電
極と回路基板とを接続させることにより２回路基板と液
晶セルの取付部のスペースを極小化し、液晶セルを使用
した装置の小型化を図ることを目的としている。- This invention attempts to eliminate the above-mentioned drawbacks of the conventional method, and by connecting the external lead electrode and the circuit board at the side end face of the liquid crystal cell, the mounting part of the two circuit boards and the liquid crystal cell can be connected. The aim is to minimize space and make devices using liquid crystal cells more compact.
以下、この発明の一実施例を図について説明する。第４
図はこの発明に係わる液晶セルの斜視図を示し、（４）
は電極基板（２）の面周辺上と、電極基板（２）の側端
面上に、連続してなり銀ペースト、カーボンペースト、
導電性樹脂等の４電性ペースト材を塗布して形成した外
部リード電極を示す。また、第４図に示す電極基板（２
）面周辺の巾りは、１．０ｗ以下とする。An embodiment of the present invention will be described below with reference to the drawings. Fourth
The figure shows a perspective view of a liquid crystal cell according to the present invention, (4)
are continuously formed on the periphery of the surface of the electrode substrate (2) and on the side end surfaces of the electrode substrate (2). Silver paste, carbon paste,
An external lead electrode formed by applying a tetraelectric paste material such as a conductive resin is shown. In addition, the electrode substrate (2
) The width around the surface shall be 1.0w or less.
次に、第５図はこの発明の一実施例を示す液晶表示装置
の一部分の断面図で、液晶セル（５）と回路基板（７）
は、液晶セル（５）の側端面の外部リード電極と導電性
ペースト材により接続されている。ここで２回路基板（
７）はフレキシブルなものでもよいし９寸だ非フレキシ
ブルな基板でもよい。Next, FIG. 5 is a cross-sectional view of a part of a liquid crystal display device showing an embodiment of the present invention, in which a liquid crystal cell (5) and a circuit board (7) are shown.
are connected to external lead electrodes on the side end surfaces of the liquid crystal cell (5) by conductive paste material. Here two circuit boards (
7) may be a flexible substrate or a 9-inch non-flexible substrate.
才た１回路基板（力と液晶セル（５）の側端面の外部リ
ート電極との接着強度を向上させるため。1 circuit board (to improve the adhesive strength with the external lead electrode on the side edge surface of the liquid crystal cell (5)).
隣り合う外部リード電極の間隔部、または液晶セル（５
）の４電性ベース）ｉｌて外部リード電極を形成してい
ない透明電極基板（２）の側端面と２回路基板を２例え
ば樹脂系接着剤（９）で接着してもよい。またこの際、
導電性接着剤を使用する場合は、外部リード電極間が短
絡しないように位置を定めて接着する。The space between adjacent external lead electrodes or the liquid crystal cell (5
) The side end surface of the transparent electrode substrate (2) on which no external lead electrode is formed may be bonded to the circuit board using, for example, a resin adhesive (9). Also at this time,
When using a conductive adhesive, position and adhere the external lead electrodes so that they do not short-circuit.
なお２本実施例では第４図に示したように外部リード電
極の巾をＬとして、Ｌは１，０唱以下としたが、Ｌ＝０
でもよい。第６図、第７図にＬ＝Ｏとした場合の本発明
にかかわる液晶セルの斜視図を示す。2. In this example, as shown in FIG. 4, the width of the external lead electrode is L, and L is 1.0 or less, but L = 0.
But that's fine. FIGS. 6 and 7 show perspective views of a liquid crystal cell according to the present invention when L=O.
液晶セルの外部リード電極の形成法としては、第７図に
示すように２表及び裏の透明電極基板の両基板の側端面
に外部リード電極を設けることで２回路基板との接続に
より信頼性を増すことができる。As shown in Figure 7, the method for forming the external lead electrodes of a liquid crystal cell is to provide external lead electrodes on the side edges of both the front and back transparent electrode substrates, thereby increasing the reliability of the connection with the two circuit boards. can be increased.
また２本実施例では液晶セルの一つの側端面で回路基板
との接続を行う方法を説明したが。In addition, in the two embodiments, a method was described in which the connection to the circuit board was made at one side end surface of the liquid crystal cell.
他の三つの側端面に回路基板を接続することもできる。It is also possible to connect circuit boards to the other three side end faces.
寸だ２回路基板には単導体素子、コンデンサー等の液晶
表示装置に必要な部品を実装したものを使用することが
できる。A circuit board having components necessary for a liquid crystal display device such as a single conductor element and a capacitor mounted thereon can be used as the circuit board.
以上説明したように１本発明は液晶セルの側端面で外部
リード電極と回路基板とを接続したので、接続スペース
を小さくでき液晶表示装置全体を小型化できる。As explained above, in the present invention, the external lead electrodes and the circuit board are connected at the side end faces of the liquid crystal cell, so that the connection space can be reduced and the entire liquid crystal display device can be downsized.
第１図は従来の液晶セルを示す斜視図、第２図及び第３
図はそれぞれ従来の液晶表示装置を示す断面図、第４図
、第６図及び第７図はそれぞれ本発明にかかわる液晶セ
ルの斜視図、第５図はこの発明の一実施例の液晶表示装
置の一部分を示す断面図である。
図において、（１）は光透明電極基板、（２）は裏透明
電極裏板、（４）はり１部リード電極、（５）は液晶セ
ル、（力は回路基板、（９）は接着制である。
なお図中同一符号は同−才たけ相当部分を示すものとす
る。
代理人 葛野信−
５
第２図
】
第３図
第４図
第５図
手続補正書（自発）
士、■許庁長宮殿
１、事件”） 表示’ｔＭｌ！９．ｆｉｌ１％ ５７
１３２３９１号２、発明の名称
液晶表示装置４
３、補正をする者
車イ′１との関係 特許出願人
性 所 東５；〔都千代ｒＪ］区丸の内二丁目
２洛３号名 称（６０１）−二菱電機株式会社
代表者片山仁八部
４、代理人
住 所 東にｒ都千代ＩＩＩ区丸の内二丁目２
番３号５、補正の対象
明細書の発明の詳細な説明の欄
６、補正の内容
明細書の第２頁第３行〜第４行に「において（１）は表
透明電極基板、（３）は電祿基板（１）、（３）を所定
の」とあるのを「に２いて（１）は表透明電極基板、（
２）は展透明電極基板、（３）は電極基板（ＩＯ２）を
所定の」と訂正する。
以上
４９０Figure 1 is a perspective view showing a conventional liquid crystal cell, Figures 2 and 3
The figures are cross-sectional views showing conventional liquid crystal display devices, FIGS. 4, 6, and 7 are perspective views of liquid crystal cells according to the present invention, and FIG. 5 is a liquid crystal display device according to an embodiment of the present invention. It is a sectional view showing a part of. In the figure, (1) is the optically transparent electrode substrate, (2) is the back transparent electrode back plate, (4) is the beam 1 part lead electrode, (5) is the liquid crystal cell, (the force is the circuit board, and (9) is the adhesive In addition, the same reference numerals in the figures indicate the parts corresponding to the same talent. Agent Makoto Kuzuno - 5 Figure 2] Figure 3 Figure 4 Figure 5 Procedural Amendment (Voluntary) Director's Palace 1, Incident") Display'tMl!9.fil1% 57
132391 No. 2, Name of the invention Liquid crystal display device 4 3. Relationship with the person making the amendment Car I'1 Patent applicant Location Higashi 5; [Miyakochiyo rJ] 2-2 Raku, Marunouchi-ku, 3 Name (601) - Nisubishi Electric Co., Ltd. Representative: Hitoshi Katayama Hachibe 4, Agent address: 2-2 Marunouchi, Tochiyo III-ku, East
No. 3 No. 5, Detailed explanation of the invention column 6 of the specification to be amended, page 2, lines 3 to 4 of the specification of contents of the amendment: ``In (1), the front transparent electrode substrate, (3 ) is the electric electrode substrate (1), (3) as specified.''
2) is a transparent electrode substrate, and (3) is a predetermined electrode substrate (IO2).'' More than 490
Claims (2)
を駆動する回路基板を備えたものにおいて、上記液晶セ
ルの側端面で外部リード電極と上記回路基板とを接続し
たことを特徴とする液晶表示装置。(1) A liquid crystal display device comprising a liquid crystal cell having an external lead electrode and a circuit board for driving the same, characterized in that the external lead electrode and the circuit board are connected at a side end surface of the liquid crystal cell. .
と回路基板を接続したことを特徴とする特許請求の範囲
第１項４己載の液晶表示装置（３）回路基板が接続され
た液晶セルの側端面と回路基板の間に接着剤を設けて補
強したことを特徴とする特許請求の範囲第１項又は第２
項記載の液晶表示装置。(2) A liquid crystal display device according to claim 1, paragraph 4, characterized in that an external lead electrode of a liquid crystal cell is provided on a side end surface and connected to a circuit board. (3) A circuit board is connected to the liquid crystal display device. Claim 1 or 2, characterized in that an adhesive is provided between the side end surface of the liquid crystal cell and the circuit board for reinforcement.
The liquid crystal display device described in Section 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13239182A JPS5923371A (en) | 1982-07-29 | 1982-07-29 | Liquid crystal display unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13239182A JPS5923371A (en) | 1982-07-29 | 1982-07-29 | Liquid crystal display unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5923371A true JPS5923371A (en) | 1984-02-06 |
Family
ID=15080283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13239182A Pending JPS5923371A (en) | 1982-07-29 | 1982-07-29 | Liquid crystal display unit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5923371A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6116577U (en) * | 1984-06-30 | 1986-01-30 | 日本精機株式会社 | liquid crystal display device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5395658A (en) * | 1977-02-01 | 1978-08-22 | Toshiba Corp | Plate form display element |
-
1982
- 1982-07-29 JP JP13239182A patent/JPS5923371A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5395658A (en) * | 1977-02-01 | 1978-08-22 | Toshiba Corp | Plate form display element |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6116577U (en) * | 1984-06-30 | 1986-01-30 | 日本精機株式会社 | liquid crystal display device |
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