JP2856710B2 - Liquid crystal display - Google Patents

Liquid crystal display

Info

Publication number
JP2856710B2
JP2856710B2 JP8183482A JP18348296A JP2856710B2 JP 2856710 B2 JP2856710 B2 JP 2856710B2 JP 8183482 A JP8183482 A JP 8183482A JP 18348296 A JP18348296 A JP 18348296A JP 2856710 B2 JP2856710 B2 JP 2856710B2
Authority
JP
Japan
Prior art keywords
liquid crystal
crystal display
display panel
screw shaft
curvature
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 - Lifetime
Application number
JP8183482A
Other languages
Japanese (ja)
Other versions
JPH1026754A (en
Inventor
俊行 芳賀
Original Assignee
日本電気移動通信株式会社
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 日本電気移動通信株式会社 filed Critical 日本電気移動通信株式会社
Priority to JP8183482A priority Critical patent/JP2856710B2/en
Publication of JPH1026754A publication Critical patent/JPH1026754A/en
Application granted granted Critical
Publication of JP2856710B2 publication Critical patent/JP2856710B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION
【0001】[0001]
【発明の属する技術分野】本発明はノートパソコン、携
帯電話、携帯ゲーム機等に用いられ凹面状の液晶ディス
プレイ部を有する液晶表示装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid crystal display device having a concave liquid crystal display portion used for a notebook personal computer, a portable telephone, a portable game machine and the like.
【0002】[0002]
【従来の技術】従来、この種の凹面状のディスプレイ
は、表示面の凹面が固定されている(例えば、実開昭6
2−69215号公報および特開昭61−69031号
公報)。このため視点が変化すると部分的に視野が悪化
する。
2. Description of the Related Art Conventionally, this type of concave display has a fixed display surface (see, for example,
2-69215 and JP-A-61-69031). Therefore, when the viewpoint changes, the field of view partially deteriorates.
【0003】また、個々の視力に関係なく、視点範囲が
狭く固定されてしまうため、一部のユーザーにはマイナ
スの要因になる可能性がある(特に液晶ディスプレイで
は顕著)。
[0003] Further, since the viewpoint range is fixed to be narrow regardless of the individual visual acuity, it may be a negative factor for some users (especially in a liquid crystal display).
【0004】[0004]
【発明が解決しようとする課題】上述した従来の凹面状
ディスプレイでは、曲率が固定されているため、最良の
視点ポイントの範囲が狭く、人間の方が機械に合わせて
いるのが実状である。また、液晶ディスプレイは視点範
囲が著しく狭いので、見えにくいという欠点がある。
In the above-described conventional concave display, since the curvature is fixed, the range of the best viewpoint point is narrow, and the reality is that a human is more suitable for the machine. Further, the liquid crystal display has a drawback that it is difficult to see because the viewpoint range is extremely narrow.
【0005】本発明の目的は、上記従来の欠点を除去
し、画面の広視野を最良の視点ポイントで得ることがで
きる液晶表示装置を提供することにある。
An object of the present invention is to provide a liquid crystal display device which eliminates the above-mentioned conventional disadvantages and can obtain a wide field of view of a screen at the best viewpoint.
【0006】[0006]
【課題を解決するための手段】本発明の液晶表示装置
は、可撓性を有し湾曲自在な液晶表示板と、この液晶表
示板の曲率を機械的に可変する可変機構とを備え、前記
可変機構は、前記液晶表示板の両端に設けられて前記液
晶表示板を回動自在に保持する連結部と、少なくとも前
記両端の連結部間に亘る長さを有し且つ駆動源によって
回転するねじ軸と、互いに逆ねじが螺設されて前記ねじ
軸に螺合し且つ前記両端の連結部をそれぞれ固定した2
個のナットと、前記液晶表示板の中央部の動きを規制す
るガイドとを備えてなり、前記ねじ軸の回転により前記
2個のナットが前記ねじ軸上を互いに接近する方向に移
動するとともに前記連結部を介した前記液晶表示板が前
記ガイドによって前記中央部の動きを規制されることに
より湾曲し且つその曲率を連続的に可変すべくしたもの
である。
A liquid crystal display device according to the present invention comprises a flexible and bendable liquid crystal display panel, and a variable mechanism for mechanically varying the curvature of the liquid crystal display panel. A variable mechanism is provided at both ends of the liquid crystal display panel and rotatably holds the liquid crystal display panel, and a screw having a length extending at least between the connection portions at both ends and rotating by a driving source. A shaft and a reverse screw are screwed to each other, screwed to the screw shaft, and the connecting portions at both ends are fixed.
And a guide for restricting the movement of the central portion of the liquid crystal display panel. The rotation of the screw shaft moves the two nuts on the screw shaft in a direction approaching each other, and The liquid crystal display panel via the connecting portion is curved by the movement of the central portion being regulated by the guide, and its curvature is continuously varied.
【0007】この液晶表示装置は、液晶表示板の曲率を
機械的に連続可変することにより、画面の広視野を広い
範囲の視点ポイントで得るものである。具体的には、ね
じ軸(図2の4)の回転によりこれに螺合し互いに逆め
ねじの2個のナット(図2の3a,3b)が互いに接近
することによって、連結部材(図2の2)を介した可撓
性ある液晶表示板(図2の1)が弓形状に湾曲すること
となる。
In this liquid crystal display device, a wide field of view of a screen can be obtained from a wide range of viewpoint points by mechanically continuously changing the curvature of the liquid crystal display panel. Specifically, the connection member (FIG. 2) is screwed into the screw shaft (4 in FIG. 2) by rotation of the screw shaft (4 in FIG. 2) and the two nuts (3a, 3b in FIG. 2) of the reverse screw approach each other. The flexible liquid crystal display panel (1 in FIG. 2) via (2) is curved in an arc shape.
【0008】[0008]
【発明の実施の形態】次に、本発明について図面を参照
して説明する。
Next, the present invention will be described with reference to the drawings.
【0009】図1は本発明の実施の形態の外観を示す斜
視図、図2はこの実施の形態の可変機構を示す(a)は
上側から見た透視図、(b)は正面図、(c)は連結部
を拡大した斜視図である。
FIG. 1 is a perspective view showing the appearance of an embodiment of the present invention, FIG. 2 shows a variable mechanism of this embodiment, (a) is a perspective view seen from above, (b) is a front view, (c) is an enlarged perspective view of the connecting portion.
【0010】この実施の形態は,筺体10中に設けた液
晶表示板1を凹面状に湾曲させるべく、その曲率を連続
可変とするための可変機構を有する。
This embodiment has a variable mechanism for making the curvature continuously variable so that the liquid crystal display panel 1 provided in the housing 10 is curved in a concave shape.
【0011】可撓性材料からなって湾曲自在な液晶表示
板1の長手方向両サイドに、液晶表示板1を回動自在に
保持する2個の棒状の連結部材2をそれぞれ設ける。こ
の2個の連結部材2には、互いに逆めねじを切ったナッ
ト3a,3bをそれぞれ両端に取付ける。この2個のナ
ット3a,3b間に亘るように、ナット3a,3bと同
ピッチのおねじを切った2本のねじ軸4をナット3a,
3bに螺合させ、液晶表示板1の長手方向の上側と下側
に設ける。2本のねじ軸4は、それぞれギヤ6,8およ
びベルト7を介し、駆動源であるモータ9によって回転
力を得る。液晶表示板1の裏面中央部は、筺体10側に
設けたガイド5に案内されて矢印D方向にスライドでき
る。
On both longitudinal sides of a flexible liquid crystal display panel 1 made of a flexible material, two rod-shaped connecting members 2 for rotatably holding the liquid crystal display panel 1 are provided. Nuts 3a and 3b, each having a reverse thread, are attached to both ends of each of the two connecting members 2. Two screw shafts 4 having the same pitch as the nuts 3a and 3b are threaded so as to extend between the two nuts 3a and 3b.
3b, and provided on the upper and lower sides in the longitudinal direction of the liquid crystal display panel 1. The two screw shafts 4 obtain rotational force by a motor 9 as a driving source via gears 6, 8 and a belt 7, respectively. The center of the rear surface of the liquid crystal display panel 1 can be slid in the direction of arrow D by being guided by a guide 5 provided on the housing 10 side.
【0012】このような構成の本実施の形態の動作は以
下の如くである。
The operation of this embodiment having such a configuration is as follows.
【0013】モータ9が回転し、その回転力がギヤ8,
ベルト7,ギヤ6を介してねじ軸4に伝わる。ねじ軸4
が回転すると、それに螺合しているナット3a,3bは
互いに逆ねじが切ってあるため、互いに左右反対方向に
動く。仮に、ねじ軸4を図2(c)に示す矢印C方向に
回転させるとナット3aが矢印A方向に移動する如きね
じ切り関係とすると、他方のナット3bは逆ねじのため
図2(b)に示す如く矢印B方向に移動することとな
り、結局、2つのナット3a,3bは互いに接近する方
向に移動する。
The motor 9 rotates, and the rotational force of the motor 9
The power is transmitted to the screw shaft 4 via the belt 7 and the gear 6. Screw shaft 4
When the nut rotates, the nuts 3a and 3b screwed thereto move in opposite directions to each other because the nuts are reversely threaded. If the screw shaft 4 is rotated in the direction of the arrow C shown in FIG. 2C and the nut 3a is moved in the direction of the arrow A in a thread cutting relationship, the other nut 3b is reverse-threaded and is shown in FIG. As shown in the drawing, the nuts move in the direction of arrow B, and eventually the two nuts 3a and 3b move in directions approaching each other.
【0014】この接近移動により、連結部材2を介した
液晶表示板1は、図2(a)に示す如く弓形に湾曲す
る。このとき液晶表示板1の裏面中央部がガイド5にス
ライド自在に嵌まっているため、ガイド5が液晶表示板
1の中央部の左右方向の動きを規制する役割を果たし、
湾曲中心がずれなくなり、左右均一で連続的な湾曲形状
が得られる。
As a result of this approaching movement, the liquid crystal display panel 1 via the connecting member 2 is curved in an arc shape as shown in FIG. At this time, since the center of the back surface of the liquid crystal display panel 1 is slidably fitted to the guide 5, the guide 5 plays a role of restricting the movement of the center of the liquid crystal display panel 1 in the left-right direction,
The center of curvature does not shift, and a continuous curved shape that is uniform left and right is obtained.
【0015】左右のナット3a,3bの接近距離が近づ
くに伴い、液晶表示板1の湾曲する曲率は連続的に大と
なるとともに、液晶表示板1の裏面中央部がガイド5に
接触したときに曲率が最大となる。
As the approach distance between the left and right nuts 3a and 3b decreases, the curvature of the liquid crystal display panel 1 increases continuously, and when the center of the rear surface of the liquid crystal display panel 1 contacts the guide 5, The curvature becomes maximum.
【0016】なお、液晶表示板1の裏面中央部がガイド
5に接したのちも、更にねじ軸を回転させると、左右の
ナット3a,3b間の距離が更に縮まり、液晶表示板1
の中央近傍の湾曲はガイド5の存在でほぼ平坦となり、
左右端に近い所だけに湾曲が生じて、あたかも食器の小
鉢を伏せたときのような断面形状に近い曲がりをもつ液
晶表示板1とすることもできる。
When the screw shaft is further rotated after the center of the rear surface of the liquid crystal display panel 1 contacts the guide 5, the distance between the left and right nuts 3a and 3b is further reduced, and the liquid crystal display panel 1
Of the vicinity of the center becomes almost flat due to the presence of the guide 5,
The liquid crystal display panel 1 may be curved only in the vicinity of the left and right ends, and have a bend close to a cross-sectional shape as if a small bowl of tableware was turned down.
【0017】このように、モータ9の回転を制御さえす
れば、液晶表示板1の曲率を連続的に可変して任意の湾
曲形状とすることができる。なお簡便的な用途の場合に
は、モータ9を用いずに手回しハンドル等によってねじ
軸4に回転力を与えるようにしてもよい。
As described above, by controlling the rotation of the motor 9, the curvature of the liquid crystal display panel 1 can be continuously varied to obtain an arbitrary curved shape. In the case of a simple application, a turning force may be applied to the screw shaft 4 by a handwheel without using the motor 9.
【0018】[0018]
【発明の効果】以上説明したように本発明は、液晶表示
板の曲率を連続的に可変することにより、各個人に対し
最適の表示部環境を向上させ、最良の視点ポイントを提
供することができる。
As described above, according to the present invention, by continuously varying the curvature of the liquid crystal display panel, it is possible to improve the optimum display environment for each individual and provide the best viewpoint. it can.
【図面の簡単な説明】[Brief description of the drawings]
【図1】本発明の実施の形態の外観を示す斜視図であ
る。
FIG. 1 is a perspective view showing an appearance of an embodiment of the present invention.
【図2】本発明の実施の形態の可変機構を示す(a)は
上側から見た透視図、(b)は正面図、(c)は連結部
を拡大した斜視図である。
2A and 2B show a variable mechanism according to an embodiment of the present invention, wherein FIG. 2A is a perspective view as viewed from above, FIG. 2B is a front view, and FIG. 2C is an enlarged perspective view of a connecting portion.
【符号の説明】[Explanation of symbols]
1 液晶表示板 2 連結部材 3a,3b ナット 4 ねじ軸 5 ガイド 6,8 ギヤ 7 ベルト 9 モータ 10 筺体 DESCRIPTION OF SYMBOLS 1 Liquid crystal display panel 2 Connecting member 3a, 3b Nut 4 Screw shaft 5 Guide 6,8 Gear 7 Belt 9 Motor 10 Housing

Claims (1)

    (57)【特許請求の範囲】(57) [Claims]
  1. 【請求項1】 可撓性を有し湾曲自在な液晶表示板と、
    この液晶表示板の曲率を機械的に可変する可変機構とを
    備えてなり、前記可変機構は、前記液晶表示板の両端に
    設けられて前記液晶表示板を回動自在に保持する連結部
    と、少なくとも前記両端の連結部間に亘る長さを有し且
    つ駆動源によって回転するねじ軸と、互いに逆ねじが螺
    設されて前記ねじ軸に螺合し且つ前記両端の連結部をそ
    れぞれ固定した2個のナットと、前記液晶表示板の中央
    部の動きを規制するガイドとを備えてなり、前記ねじ軸
    の回転により前記2個のナットが前記ねじ軸上を互いに
    接近する方向に移動するとともに前記連結部を介した前
    記液晶表示板が前記ガイドによって前記中央部の動きを
    規制されることにより湾曲し且つその曲率を連続的に可
    変すべくしたことを特徴とする液晶表示装置。
    1. A flexible and bendable liquid crystal display panel,
    A variable mechanism for mechanically varying the curvature of the liquid crystal display panel.
    The variable mechanism is provided at both ends of the liquid crystal display panel.
    A connecting portion provided to rotatably hold the liquid crystal display panel
    And at least a length extending between the connecting portions at the both ends.
    The screw shaft that is rotated by the drive source and the
    And screwed to the screw shaft, and
    Two nuts fixed respectively, and the center of the liquid crystal display panel
    And a guide for restricting the movement of the screw shaft.
    Rotation of the two nuts on the screw shaft mutually
    Move in the approaching direction and forward through the connection
    The liquid crystal display panel controls the movement of the central portion by the guide.
    Curved by regulation and its curvature can be continuously
    A liquid crystal display device characterized by being changed.
JP8183482A 1996-07-12 1996-07-12 Liquid crystal display Expired - Lifetime JP2856710B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8183482A JP2856710B2 (en) 1996-07-12 1996-07-12 Liquid crystal display

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8183482A JP2856710B2 (en) 1996-07-12 1996-07-12 Liquid crystal display

Publications (2)

Publication Number Publication Date
JPH1026754A JPH1026754A (en) 1998-01-27
JP2856710B2 true JP2856710B2 (en) 1999-02-10

Family

ID=16136589

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8183482A Expired - Lifetime JP2856710B2 (en) 1996-07-12 1996-07-12 Liquid crystal display

Country Status (1)

Country Link
JP (1) JP2856710B2 (en)

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Also Published As

Publication number Publication date
JPH1026754A (en) 1998-01-27

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