JPH0245850Y2 - - Google Patents
Info
- Publication number
- JPH0245850Y2 JPH0245850Y2 JP8607084U JP8607084U JPH0245850Y2 JP H0245850 Y2 JPH0245850 Y2 JP H0245850Y2 JP 8607084 U JP8607084 U JP 8607084U JP 8607084 U JP8607084 U JP 8607084U JP H0245850 Y2 JPH0245850 Y2 JP H0245850Y2
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- edge
- crystal cell
- tape connector
- spring member
- 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
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 33
- 210000002858 crystal cell Anatomy 0.000 claims description 27
- 239000004020 conductor Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Combinations Of Printed Boards (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は液晶表示装置に係り、特に液晶表示装
置の電極とプリント基板等の端子間を可撓性のあ
るテープコネクタにて接続する電気接続装置に関
するものである。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a liquid crystal display device, and in particular to an electrical connection in which a flexible tape connector is used to connect electrodes of a liquid crystal display device and terminals of a printed circuit board, etc. It is related to the device.
従来のこの種の装置を第３図乃至第５図に示
す。第３図は液晶表示装置の電気接続装置全体を
示す斜視図であり、液晶セル１は縁部を水平部１
ａ、垂直部１ｂとからなる階段状に形成し、この
水平部１ａに電極２を設け、液晶セル１の電極２
と、所定のプリント配線をした液晶セルを駆動す
るためのプリント基板３における端子部４とを電
気的に接続するためにテープコネクタ５を用いて
いる。
Conventional devices of this type are shown in FIGS. 3 to 5. FIG. 3 is a perspective view showing the entire electrical connection device of a liquid crystal display device, in which the liquid crystal cell 1 has an edge with a horizontal portion 1.
a and a vertical portion 1b, and an electrode 2 is provided on this horizontal portion 1a, and the electrode 2 of the liquid crystal cell 1 is
A tape connector 5 is used to electrically connect the terminal portion 4 of the printed circuit board 3 for driving a liquid crystal cell with predetermined printed wiring.
このテープコネクタ５は第４図に示す如く可撓
性を有する絶縁シート５ａに導電体５ｂと接着剤
とを交互に且つ線状に多数本印刷したものであつ
て、第３図に示すようにその印刷面を内側にして
両端部５ｃ，５ｄをコの字状に曲げ、一端部５ｃ
を前記液晶セルの縁部に、また他端部５ｄを前記
プリント基板３の縁部にそれぞれ囲むように配さ
れ、熱圧着により前記電極２及び端子部４とに接
着されるのである。そしてこのテープコネクタの
上から更に断面コの字状のバネ部材（第５図）か
らなる保持具を液晶セル１の縁部及びプリント基
板３に嵌着し、テープコネクタ５をより緊密に液
晶セル１及びプリント基板３に連結するのであ
る。 As shown in FIG. 4, this tape connector 5 is made by printing a large number of conductors 5b and adhesive alternately and linearly on a flexible insulating sheet 5a, as shown in FIG. Bend both ends 5c and 5d into a U-shape with the printed side inside, and one end 5c.
is arranged around the edge of the liquid crystal cell, and the other end 5d is surrounded by the edge of the printed circuit board 3, and is bonded to the electrode 2 and the terminal section 4 by thermocompression bonding. Then, from above this tape connector, a holder made of a spring member (FIG. 5) having a U-shaped cross section is fitted onto the edge of the liquid crystal cell 1 and the printed circuit board 3, so that the tape connector 5 is more tightly attached to the liquid crystal cell. 1 and the printed circuit board 3.
しかしながら上記装置にあつては、コの字状の
バネ部材６を嵌合した際、バネ部材６の両脚部６
ａ，６ｂをつなぐ連結部６ｃが第３図に示すよう
に液晶セル１の縁部先端（通常はガラス製）に接
触し、この部分の凹凸によりテープコネクタ５が
損傷を受け、テープコネクタ５の導通不良をもた
らすおそれがあつた。
However, in the above device, when the U-shaped spring member 6 is fitted, both legs of the spring member 6
As shown in FIG. 3, the connection part 6c that connects a and 6b comes into contact with the tip of the edge (usually made of glass) of the liquid crystal cell 1, and the tape connector 5 is damaged due to the unevenness of this part. There was a risk of poor conduction.
本考案は上記の点に鑑みてなされたもので、テ
ープコネクタの断線のおそれにのない液晶表示装
置における電気接続装置の提供を目的としてい
る。 The present invention has been made in view of the above points, and an object of the present invention is to provide an electrical connection device for a liquid crystal display device that is free from the risk of disconnection of the tape connector.
そのための構成として、本考案は縁部を水平部
と垂直部とからなる階段状に形成した液晶セルの
水平部に電極を設け、この電極を可撓性のテープ
コネクタの一端を接触させ、テープコネクタの他
端を前記縁部を囲むように液晶セルの下面から導
出し、テープコネクタの上から前記縁部に断面コ
の字状のバネ部材を嵌着してテープコネクタを液
晶セル上に保持するようにしたものにおいて、前
記バネ部材の一方の脚部を前記階段状の縁部の垂
直部に当接させて、両脚部をつなぐ連結部と液晶
セルの縁部との間に所定の間隙を形成することを
特徴としている。
As a configuration for this purpose, the present invention provides an electrode on the horizontal part of a liquid crystal cell whose edge is formed into a stepped shape consisting of a horizontal part and a vertical part, and brings this electrode into contact with one end of a flexible tape connector. The other end of the connector is led out from the bottom surface of the liquid crystal cell so as to surround the edge, and a spring member having a U-shaped cross section is fitted onto the edge from above the tape connector to hold the tape connector above the liquid crystal cell. In the device, one leg of the spring member is brought into contact with a vertical portion of the stepped edge, and a predetermined gap is formed between the connecting portion connecting both legs and the edge of the liquid crystal cell. It is characterized by the formation of
以下に本考案の実施例を図面に基づいて説明す
る。
Embodiments of the present invention will be described below based on the drawings.
第１図は液晶セル１とテープコネクタ５との接
続部分を示す断面図で、液晶セル１は縁部が階段
状に形成されており、上下面の水平部１ａ及び垂
直部１ｂを有している。上部の水平部１ａ上には
電極が形成されており、この電極２にテープコネ
クタ５の一端５ａの導電体５ｂが接触し、テープ
コネクタ５はコの字状に折り曲げられて、液晶セ
ル１の縁部を囲むように下面の水平部１ａより下
方へ導出され、液晶セル１の下方（図示せず）に
配したプリント基板に連結される。コの字状に折
り曲がつたテープコネクタ５の上からは断面コの
字状のバネ部材６が縁部に嵌着する。このバネ部
材６は第２図に示す如く両脚部６ａ，６ｂにおい
て複数のスリツト６ｄが形成されており、このス
リツト６ｄによつて分割された複数の脚部６ａ，
６ｂが液晶セル１上に同様に配列された複数の電
極２とテープコネクタ５の複数の端子部４とを適
当な押圧力で均等に弾接するとともに、電極２を
設けた上面の水平部１ａ側の脚部６ａの長さを、
下面の水平部１ａ側の脚部６ｂの長さにより幾分
長く形成し、更に、両脚部６ａ，６ｂの先端を外
側に向つて開く湾曲状に、また脚部６ａ，６ｂと
連結部６ｃとの折り曲げ部を外側に向つた膨出部
として形成している。 FIG. 1 is a cross-sectional view showing the connecting part between the liquid crystal cell 1 and the tape connector 5. The liquid crystal cell 1 has a step-like edge, and has horizontal parts 1a and vertical parts 1b on the upper and lower surfaces. There is. An electrode is formed on the upper horizontal part 1a, and the conductor 5b of one end 5a of the tape connector 5 is in contact with the electrode 2, and the tape connector 5 is bent into a U-shape to connect the liquid crystal cell 1. It is guided downward from the horizontal portion 1a of the lower surface so as to surround the edge, and is connected to a printed circuit board placed below the liquid crystal cell 1 (not shown). A spring member 6 having a U-shaped cross section is fitted onto the edge of the tape connector 5 which is bent into a U-shape. As shown in FIG. 2, this spring member 6 has a plurality of slits 6d formed in both leg portions 6a, 6b, and a plurality of leg portions 6a, 6d divided by the slits 6d.
6b evenly contacts the plurality of electrodes 2 arranged in the same manner on the liquid crystal cell 1 and the plurality of terminal portions 4 of the tape connector 5 with an appropriate pressing force, and also contacts the horizontal portion 1a side of the upper surface where the electrodes 2 are provided. The length of the leg 6a of
The length of the leg portion 6b on the horizontal portion 1a side of the lower surface is slightly longer, and the tips of both the leg portions 6a, 6b are curved to open outward, and the leg portions 6a, 6b and the connecting portion 6c are formed in a curved shape. The bent portion is formed as an outwardly bulging portion.
従つて、このバネ部材６を嵌着した際、第１図
に示すように、バネ部材６の一方の脚部６ａの先
端が液晶セル１の階段状の垂直部１ｂに当接し、
バネ部材６の脚部６ａ，６ｂと連結部６ｃとの折
り曲げ部分及び、液晶セル１の縁部の先端と前記
連結部６ｃとの間には間隙７が形成され、この部
分においてテープコネクタ５は液晶セル１のガラ
スの縁部に圧接されない。また縁部下面の水平部
１ａにおいては、バネ部材６の脚部６ｂの先端
と、液晶セル１縁部の垂直部１ｂとの間に間隙８
が形成され、この間隙を通つてテープコネクタ５
は下方へ導出されるとともに、テープコネクタ５
の導出部分には脚部６ｂ先端の湾曲部が接触する
から、ここにおいてテープコネクタ５が損傷され
ることはない。 Therefore, when this spring member 6 is fitted, as shown in FIG.
A gap 7 is formed between the bent portions of the legs 6a, 6b of the spring member 6 and the connecting portion 6c, and between the tip of the edge of the liquid crystal cell 1 and the connecting portion 6c. It is not pressed against the edge of the glass of the liquid crystal cell 1. In addition, in the horizontal portion 1a of the lower surface of the edge, there is a gap 8 between the tip of the leg portion 6b of the spring member 6 and the vertical portion 1b of the edge of the liquid crystal cell 1.
is formed, and the tape connector 5 is passed through this gap.
is led out downward and the tape connector 5
Since the curved portion at the tip of the leg portion 6b comes into contact with the lead-out portion, the tape connector 5 will not be damaged at this point.
更にバネ部材６の両脚部６ａ，６ｂの先端に形
成した外向きの湾曲部によつて、バネ部材６を液
晶セル１に嵌合する作業も極めて容易となつてい
る。 Furthermore, the outwardly curved portions formed at the tips of both legs 6a, 6b of the spring member 6 make it extremely easy to fit the spring member 6 into the liquid crystal cell 1.
本考案は以上の如くであるから、液晶セルの縁
部を囲むようにして配されたテープコネクタはバ
ネ部材によつてエツジ部分に強く圧接されること
がなく、テープコネクタの導通不良を防ぐことが
できるとともに、テープコネクタを液晶セルの電
極に圧接保持して、電気的接続を確実なものとす
ることができる。
Since the present invention is as described above, the tape connector arranged so as to surround the edge of the liquid crystal cell is not strongly pressed against the edge part by the spring member, and it is possible to prevent conduction failure of the tape connector. At the same time, the tape connector can be held in pressure contact with the electrode of the liquid crystal cell to ensure electrical connection.
第１図は本考案実施例の要部断面図、第２図は
本考案実施例におけるバネ部材の斜視図、第３図
は従来の液晶表示装置における電気接続を説明す
る斜視図、第４図はテープコネクタの斜視図第５
図は従来の装置に用いられるバネ部材を示す斜視
図である。
１……液晶セル、１ａ……水平部、１ｂ……垂
直部、２……電極、５……テープコネクタ、５ｃ
……テープコネクタの一端、５ｄ……テープコネ
クタの他端、６……バネ部材、６ａ……脚部、６
ｂ……脚部、６ｃ……連結部、７……間隙。
FIG. 1 is a cross-sectional view of essential parts of an embodiment of the present invention, FIG. 2 is a perspective view of a spring member in an embodiment of the present invention, FIG. 3 is a perspective view illustrating electrical connections in a conventional liquid crystal display device, and FIG. 4 Figure 5 is a perspective view of the tape connector.
The figure is a perspective view showing a spring member used in a conventional device. DESCRIPTION OF SYMBOLS 1...Liquid crystal cell, 1a...Horizontal part, 1b...Vertical part, 2...Electrode, 5...Tape connector, 5c
... One end of the tape connector, 5d... The other end of the tape connector, 6... Spring member, 6a... Leg portion, 6
b...leg, 6c...connection, 7...gap.
Claims (1)
した液晶セルの前記水平部に電極を設け、この電
極に可撓性のテープコネクタの一端を接触させ、
テープコネクタの他端を前記縁部を囲むように液
晶セルの下面から導出し、テープコネクタの上か
ら前記縁部に断面コの字状のバネ部材を嵌着して
テープコネクタを液晶セル上に保持するようにし
たものにおいて、前記バネ部材の一方の脚部を前
記階段状の縁部の垂直部に当接させて、両脚部を
つなぐ連結部と液晶セルの縁部との間に所定の間
隙を形成するようにした液晶表示装置の電気接続
装置。 An electrode is provided on the horizontal part of a liquid crystal cell whose edge is formed into a stepped shape consisting of a horizontal part and a vertical part, and one end of a flexible tape connector is brought into contact with this electrode,
The other end of the tape connector is led out from the bottom surface of the liquid crystal cell so as to surround the edge, and a spring member having a U-shaped cross section is fitted onto the edge from above the tape connector to place the tape connector on the liquid crystal cell. In the case where one leg of the spring member is brought into contact with the vertical part of the stepped edge, a predetermined gap is formed between the connecting part connecting both legs and the edge of the liquid crystal cell. An electrical connection device for a liquid crystal display device that forms a gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8607084U JPS612629U (en) | 1984-06-12 | 1984-06-12 | LCD display electrical connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8607084U JPS612629U (en) | 1984-06-12 | 1984-06-12 | LCD display electrical connection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS612629U JPS612629U (en) | 1986-01-09 |
| JPH0245850Y2 true JPH0245850Y2 (en) | 1990-12-04 |
Family
ID=30637036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8607084U Granted JPS612629U (en) | 1984-06-12 | 1984-06-12 | LCD display electrical connection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS612629U (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5227773B2 (en) * | 2008-12-18 | 2013-07-03 | 財団法人山形県産業技術振興機構 | Organic EL panel mounting device |
-
1984
- 1984-06-12 JP JP8607084U patent/JPS612629U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS612629U (en) | 1986-01-09 |
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