JP2000122037A - Electronic equipment with liquid crystal display - Google Patents
Electronic equipment with liquid crystal displayInfo
- Publication number
- JP2000122037A JP2000122037A JP10306431A JP30643198A JP2000122037A JP 2000122037 A JP2000122037 A JP 2000122037A JP 10306431 A JP10306431 A JP 10306431A JP 30643198 A JP30643198 A JP 30643198A JP 2000122037 A JP2000122037 A JP 2000122037A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- housing
- frame
- display 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
Links
Landscapes
- Calculators And Similar Devices (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Telephone Set Structure (AREA)
- Liquid Crystal (AREA)
Abstract
(57)【要約】
【課題】 外部からの衝撃力や押圧力により筐体が撓ん
でも、筐体カバーの枠部が液晶表示装置に当たらないよ
うにすることで液晶表示装置の破損を少なくする。
【解決手段】 筺体内に液晶表示装置５が収納され、そ
の収納位置に相当する筺体の開口部11に表示窓７が嵌め
込まれ、この開口部の周囲に表示窓を支持するための枠
部10が設けられている液晶表示付き電子機器において、
枠部の筺体内側部分の厚みを削減して、枠部の根元部分
の厚みより先端部分の厚みを薄くする。筺体が外部圧力
で撓んだ場合でも、枠部の下面が、液晶表示面や液晶表
示ホルダ４、液晶表示ホルダの爪９と接触しないため、
液晶表示装置の破損が回避できる。
(57) [Problem] To reduce damage to a liquid crystal display device by preventing a frame portion of a housing cover from touching the liquid crystal display device even if the housing is bent by an external impact or pressing force. I do. SOLUTION: A liquid crystal display device 5 is housed in a housing, a display window 7 is fitted into an opening 11 of the housing corresponding to the housing position, and a frame 10 for supporting the display window around the opening. In an electronic device with a liquid crystal display provided with
The thickness of the frame portion inside the housing is reduced, and the thickness of the front end portion is made thinner than the thickness of the root portion of the frame portion. Even when the housing is bent by external pressure, the lower surface of the frame does not contact the liquid crystal display surface, the liquid crystal display holder 4, and the claw 9 of the liquid crystal display holder.
The liquid crystal display device can be prevented from being damaged.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、液晶表示装置を具
備する携帯無線機や携帯端末などの電子機器に関し、特
に、液晶表示装置の破損を防止するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic device such as a portable wireless device or a portable terminal having a liquid crystal display device, and more particularly to a device for preventing a liquid crystal display device from being damaged.
【０００２】[0002]
【従来の技術】従来から、携帯無線機や携帯端末などの
携帯用電子機器には、使用者に必要な情報を表示するた
めの液晶表示装置が設けられている。図１０には、液晶
表示装置を有する携帯用電子機器の一例として、携帯無
線機の分解斜視図を示し、そのＪ−Ｊ断面図を図１１に
示している。2. Description of the Related Art Conventionally, a portable electronic device such as a portable wireless device or a portable terminal is provided with a liquid crystal display device for displaying necessary information for a user. FIG. 10 is an exploded perspective view of a portable wireless device as an example of a portable electronic device having a liquid crystal display device, and FIG. 11 is a JJ sectional view thereof.
【０００３】この機器は、液晶表示装置35が実装された
プリント基板33と、このプリント基板33を収容する筐体
ケース32と、液晶表示を見るための表示窓37が設けられ
た筐体カバー31とで構成されており、プリント基板33を
筐体ケース32に収め、筐体ケース32と筐体カバー31とを
嵌め合わせることによって、プリント基板33が筐体ケー
ス32及び筐体カバー31で覆われる。This device comprises a printed circuit board 33 on which a liquid crystal display device 35 is mounted, a housing case 32 for accommodating the printed circuit board 33, and a housing cover 31 provided with a display window 37 for viewing a liquid crystal display. The printed circuit board 33 is housed in the housing case 32, and the housing case 32 and the housing cover 31 are fitted together, so that the printed circuit board 33 is covered with the housing case 32 and the housing cover 31. .
【０００４】プリント基板33上には、液晶表示装置35を
保持する液晶表示ホルダ34が固定されている。この液晶
表示ホルダ34は、液晶表示装置35の位置決めをする凹部
と、図１４に拡大して示すように、この凹部に配置した
液晶表示装置35を押さえ込む爪39とを備えている。A liquid crystal display holder 34 for holding a liquid crystal display device 35 is fixed on the printed board 33. The liquid crystal display holder 34 has a concave portion for positioning the liquid crystal display device 35 and, as shown in an enlarged manner in FIG. 14, a claw 39 for holding the liquid crystal display device 35 disposed in the concave portion.
【０００５】液晶表示装置35は、二枚のガラス板の間に
液晶が配置されており、図１１では、これを二層の積層
体として表示している。In the liquid crystal display device 35, a liquid crystal is arranged between two glass plates. In FIG. 11, this is displayed as a two-layer laminate.
【０００６】筺体カバー31には、表示窓37の配置位置に
開口部が形成されており、この開口部の周囲には、筺体
カバー31の表面から一段下がって、表示窓37を支えるた
めの枠部41が設けられている。An opening is formed in the housing cover 31 at the position where the display window 37 is disposed. Around the opening, a frame for supporting the display window 37 is provided one step below the surface of the housing cover 31. A part 41 is provided.
【０００７】表示窓37は、外部から表示内容が見えるよ
うに透明のプラスチックで形成されている。この表示窓
37は、枠部41に溶着または接着で取り付けられ、外部か
らの埃や塵の侵入を防いでいる。The display window 37 is made of transparent plastic so that the display contents can be seen from the outside. This display window
37 is attached to the frame portion 41 by welding or bonding to prevent intrusion of dust and dirt from the outside.
【０００８】表示窓37を取り付ける枠部41の断面の厚さ
は、筺体カバー31と一体に樹脂成形がし易いように、そ
の先端まで一定の肉厚に設定されている。The thickness of the cross section of the frame portion 41 to which the display window 37 is attached is set to a constant thickness up to the tip so that resin molding can be easily performed integrally with the housing cover 31.
【０００９】また、枠部41の幅は、開口部の周囲に沿っ
て一定に設定されている。枠部41先端によって区画され
る開孔は、液晶表示装置35の表示範囲とほぼ同じ形状を
有しており、例えば、液晶表示装置35の表示範囲が長方
形であるならば、開孔もほぼ長方形である。The width of the frame 41 is set to be constant along the periphery of the opening. The opening defined by the end of the frame 41 has substantially the same shape as the display range of the liquid crystal display device 35.For example, if the display range of the liquid crystal display device 35 is rectangular, the opening is also substantially rectangular. It is.
【００１０】また、筐体カバー31と液晶表示装置35との
間には、電子機器筐体内部の埃や塵が液晶表示装置35の
表示面に侵入するのを防止するため、この表示面の表示
範囲を取り囲むように、スポンジなどの弾性体で形成さ
れた防塵パッキン38が取り付けられている。[0010] Further, between the housing cover 31 and the liquid crystal display device 35, in order to prevent dust and dirt inside the electronic device housing from entering the display surface of the liquid crystal display device 35, the display surface of the liquid crystal display device 35 is prevented. A dustproof packing 38 formed of an elastic body such as sponge is attached so as to surround the display range.
【００１１】[0011]
【発明が解決しようとする課題】しかし、従来の電子機
器では、落下などの衝撃や外部圧力などによって液晶表
示装置がしばしば破損する。However, in a conventional electronic device, the liquid crystal display device is often damaged by an impact such as a drop or an external pressure.
【００１２】こうした事故は、携帯用電子機器の小型化
が進み、電子機器筐体内部に部品同士が近接して密集状
態で実装され、液晶表示装置も筐体カバーに近接して配
置されていることが原因している。In such an accident, the portable electronic equipment has been downsized, the components are closely mounted inside the housing of the electronic equipment, and the liquid crystal display device is also arranged close to the housing cover. That is the cause.
【００１３】図１２及び図１３には、表示窓37に外部圧
力40が加わり、筐体カバー31が変形した状態を示してい
る。図１２は、図１０のＪ−Ｊ断面方向より見た図であ
り、図１３は、図１０のＫ−Ｋ断面方向から見た図であ
る。落下などの衝撃や外部圧力40が表示窓37に加わる
と、このように表示窓37や筐体カバー31が撓み、液晶表
示装置35と接触して液晶表示装置35が破損する。FIGS. 12 and 13 show a state in which the external pressure 40 is applied to the display window 37 and the housing cover 31 is deformed. FIG. 12 is a view as seen from the JJ section direction in FIG. 10, and FIG. 13 is a view as seen from the KK section direction in FIG. When an impact such as a drop or an external pressure 40 is applied to the display window 37, the display window 37 and the housing cover 31 bend in this way, and come into contact with the liquid crystal display device 35, thereby damaging the liquid crystal display device 35.
【００１４】こうした場合の液晶表示装置35の破損状況
を詳しく調査した結果、図１４に示すように、液晶表示
装置35のガラスの辺の中央部、あるいは液晶表示ホルダ
34の爪39が存在する部分からクラックが進行し、破損し
ていることが判明した。As a result of a detailed investigation of the state of breakage of the liquid crystal display device 35 in such a case, as shown in FIG.
It was found that the crack progressed from the portion where the 34 claws 39 were present and was damaged.
【００１５】これは、外部圧力40によって、筺体カバー
31の開口部の中央を中心に撓みが発生し、開口部周辺の
枠部41では、図１３に示すように、各辺の枠の中央部分
における変形量が最大となり、この枠部分が液晶表示装
置35のガラス面に接触した場合には、ガラスの辺の中央
部にクラックが入り、また、この枠部分が液晶表示ホル
ダ34に接触した場合には、この液晶表示ホルダ34に設け
られている爪39がガラス面に強く押し付けられて、爪39
の位置からガラスにクラックが入るものと考えられる。This is because the external pressure 40 causes the housing cover
Deflection occurs around the center of the opening of the opening 31, and in the frame 41 around the opening, as shown in FIG. 13, the amount of deformation at the center of the frame on each side is maximized, and this frame is When it comes into contact with the glass surface of the device 35, a crack is formed in the center of the side of the glass, and when this frame portion comes into contact with the liquid crystal display holder 34, the liquid crystal display holder 34 is provided. The nail 39 is strongly pressed against the glass surface, and the nail 39
It is considered that the glass is cracked from the position.
【００１６】本発明は、こうした実情に鑑みて成された
ものであり、落下などの衝撃や外部からの押圧力で筐体
カバーが撓んだ場合でも、その力が液晶表示装置に及ば
ないように構成することによって、液晶表示装置の破損
を防止した液晶表示付き電子機器を提供することを目的
としている。The present invention has been made in view of the above-described circumstances, so that even when the housing cover is bent by an impact such as a drop or a pressing force from the outside, the force does not reach the liquid crystal display device. It is an object of the present invention to provide a liquid crystal display-equipped electronic device in which the liquid crystal display device is prevented from being damaged.
【００１７】[0017]
【課題を解決するための手段】そこで、本発明の液晶表
示付き電子機器では、筺体の開口部の周囲に設けられて
いる表示窓支持用の枠部の筺体内側部分の厚みを削減し
て、枠部の根元部分の厚みより先端部分の厚みを薄くし
ている。Therefore, in the electronic device with a liquid crystal display according to the present invention, the thickness of the inner portion of the frame of the display window supporting frame provided around the opening of the housing is reduced. The thickness of the tip portion is smaller than the thickness of the root portion of the frame portion.
【００１８】また、開口部の少なくとも一辺での枠部の
幅を、その辺の両端での幅に比べて中央部での幅が狭く
なるように設定している。Further, the width of the frame portion on at least one side of the opening is set to be smaller at the center portion than at both ends of the side.
【００１９】そのため、筺体が落下などの衝撃や外部か
らの押圧力で撓んだ場合でも、枠部の下面が、液晶表示
面や液晶表示ホルダ、液晶表示ホルダの爪と接触するこ
とが無く、液晶表示装置の破損が回避できる。Therefore, even when the housing is bent by an impact such as a drop or a pressing force from the outside, the lower surface of the frame does not come into contact with the liquid crystal display surface, the liquid crystal display holder, or the nail of the liquid crystal display holder. The liquid crystal display can be prevented from being damaged.
【００２０】[0020]
【発明の実施の形態】本発明の請求項１に記載の発明
は、筺体内に液晶表示装置が収納され、その収納位置に
相当する筺体の開口部に表示窓が嵌め込まれ、この開口
部の周囲に表示窓を支持するための枠部が設けられてい
る液晶表示付き電子機器において、枠部の筺体内側部分
の厚みを削減して、枠部の根元部分の厚みより先端部分
の厚みを薄くしたものであり、筺体が外部圧力で撓んだ
場合でも、枠部の下面が、液晶表示面や液晶表示ホル
ダ、液晶表示ホルダの爪と接触しないため、液晶表示装
置の破損が回避できる。DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the first aspect of the present invention, a liquid crystal display device is housed in a housing, and a display window is fitted into an opening of the housing corresponding to the housing position. In an electronic device with a liquid crystal display in which a frame for supporting a display window is provided around the frame, the thickness of the inner portion of the housing of the frame is reduced so that the thickness of the front end portion is smaller than the thickness of the base portion of the frame portion. Even when the housing is bent by external pressure, the lower surface of the frame does not contact the liquid crystal display surface, the liquid crystal display holder, and the claws of the liquid crystal display holder, so that the liquid crystal display device can be prevented from being damaged.
【００２１】請求項２に記載の発明は、筺体内に液晶表
示装置が収納され、その収納位置に相当する筺体の開口
部に表示窓が嵌め込まれ、この開口部の周囲に表示窓を
支持するための枠部が設けられている液晶表示付き電子
機器において、開口部の少なくとも一辺での枠部の幅
を、その辺の両端での幅に比べて中央部での幅が狭くな
るように設定したものであり、筺体が外部圧力で撓んだ
場合の最大の撓み量を減らすことができるため、枠部
と、液晶表示面や液晶表示ホルダ、液晶表示ホルダの爪
とが接触しなくなり、液晶表示装置の破損が回避でき
る。According to a second aspect of the present invention, a liquid crystal display device is housed in a housing, a display window is fitted into an opening of the housing corresponding to the housing position, and the display window is supported around the opening. In an electronic device with a liquid crystal display provided with a frame portion, the width of the frame portion on at least one side of the opening is set so that the width at the center portion is smaller than the width at both ends of the side. Since the maximum amount of bending when the housing is bent by external pressure can be reduced, the frame does not contact the liquid crystal display surface, the liquid crystal display holder, and the claws of the liquid crystal display holder, and the liquid crystal The display device can be prevented from being damaged.
【００２２】請求項３に記載の発明は、請求項２の液晶
表示付き電子機器において、枠部の筺体内側部分の厚み
を削減して、枠部の根元部分の厚みより先端部分の厚み
を薄くしたものであり、請求項２の構成と請求項１の構
成とを組み合わせて、液晶表示装置の一層の破損防止を
図ることができる。According to a third aspect of the present invention, in the electronic device with a liquid crystal display according to the second aspect, the thickness of the front end portion is made smaller than the thickness of the base portion of the frame portion by reducing the thickness of the frame inside portion of the housing. By combining the configuration of claim 2 and the configuration of claim 1, it is possible to further prevent the liquid crystal display device from being damaged.
【００２３】請求項４に記載の発明は、この枠部の筺体
内側の面を傾斜平面としたものであり、筺体が外部圧力
で撓んだ場合でも、枠部の下面が、液晶表示面や液晶表
示ホルダ、液晶表示ホルダの爪と接触しないため、液晶
表示装置の破損が回避できる。According to a fourth aspect of the present invention, the inner surface of the frame portion is formed as an inclined plane. Even when the housing is bent by an external pressure, the lower surface of the frame portion has a liquid crystal display surface or a liquid crystal display surface. Since the liquid crystal display holder does not come into contact with the claws of the liquid crystal display holder, damage to the liquid crystal display device can be avoided.
【００２４】請求項５に記載の発明は、この枠部の筺体
内側の面を、筺体内側が凸の曲面としたものであり、筺
体が外部圧力で撓んだ場合でも、枠部の下面が、液晶表
示面や液晶表示ホルダ、液晶表示ホルダの爪と接触しな
いため、液晶表示装置の破損が回避できる。According to a fifth aspect of the present invention, the inner surface of the frame portion inside the housing is formed as a curved surface having a convex inner surface. Even when the housing is bent by an external pressure, the lower surface of the frame portion is not bent. Since the liquid crystal display surface, the liquid crystal display holder, and the claws of the liquid crystal display holder do not come into contact with each other, damage to the liquid crystal display device can be avoided.
【００２５】請求項６に記載の発明は、この枠部の筺体
内側の面を、筺体内側が凹の曲面としたものであり、筺
体が外部圧力で撓んだ場合でも、枠部の下面が、液晶表
示面や液晶表示ホルダ、液晶表示ホルダの爪と接触しな
いため、液晶表示装置の破損が回避できる。According to a sixth aspect of the present invention, the inner surface of the housing of the frame portion is formed into a curved surface having a concave inner surface. Since the liquid crystal display surface, the liquid crystal display holder, and the claws of the liquid crystal display holder do not come into contact with each other, damage to the liquid crystal display device can be avoided.
【００２６】請求項７に記載の発明は、この枠部の筺体
内側の面を、階段状の段付き面としたものであり、筺体
が外部圧力で撓んだ場合でも、枠部の下面が、液晶表示
面や液晶表示ホルダ、液晶表示ホルダの爪と接触しない
ため、液晶表示装置の破損が回避できる。According to a seventh aspect of the present invention, the inner surface of the frame of the frame is formed as a stepped surface. Even when the housing is bent by an external pressure, the lower surface of the frame is formed. Since the liquid crystal display surface, the liquid crystal display holder, and the claws of the liquid crystal display holder do not come into contact with each other, damage to the liquid crystal display device can be avoided.
【００２７】以下、本発明の実施の形態について、図面
を用いて説明する。Hereinafter, embodiments of the present invention will be described with reference to the drawings.
【００２８】（第１の実施形態）第１の実施形態では、
液晶表示付き携帯無線機を例に、その構成について説明
する。図１は、この液晶表示付き携帯無線機の分解斜視
図を示し、図２は、図１のＡ−Ａ断面図、図３は、図２
のＢ部拡大図を示している。(First Embodiment) In the first embodiment,
The configuration will be described using a portable wireless device with a liquid crystal display as an example. FIG. 1 is an exploded perspective view of the portable wireless device with a liquid crystal display, FIG. 2 is a sectional view taken along line AA of FIG. 1, and FIG.
3 is an enlarged view of a portion B of FIG.
【００２９】この機器は、液晶表示装置５が実装された
プリント基板３と、このプリント基板３を収容する筐体
ケース２と、表示窓７が設けられた筐体カバー１とを備
えており、プリント基板３上には、従来の装置と同様
に、液晶表示装置５を保持する液晶表示ホルダ４が固定
され、この液晶表示ホルダ４の凹部に配置された液晶表
示装置５が液晶表示ホルダ４の爪９によって押さえ込ま
れている。This device includes a printed circuit board 3 on which a liquid crystal display device 5 is mounted, a housing case 2 for housing the printed circuit board 3, and a housing cover 1 provided with a display window 7. A liquid crystal display holder 4 for holding a liquid crystal display device 5 is fixed on the printed circuit board 3 in the same manner as the conventional device, and the liquid crystal display device 5 arranged in the concave portion of the liquid crystal display holder 4 is attached to the liquid crystal display holder 4. It is held down by claws 9.
【００３０】筺体カバー１には、表示窓７の配置位置に
開口部11が形成され、この開口部11の周囲には、筺体カ
バー１の表面から一段下がって、表示窓７を支えるため
の枠部10が設けられている。An opening 11 is formed in the housing cover 1 at the position where the display window 7 is arranged. Around the opening 11, a frame for supporting the display window 7 is provided, which is one step lower than the surface of the housing cover 1. A unit 10 is provided.
【００３１】表示窓７は、透明のプラスチックで形成さ
れ、枠部10に溶着または接着で取り付けられており、外
部からの埃や塵の筺体内への侵入を防いでいる。The display window 7 is formed of a transparent plastic, and is attached to the frame portion 10 by welding or bonding to prevent dust and dust from entering the housing.
【００３２】また、筐体カバー１と液晶表示装置５との
間には、電子機器筐体内部の埃や塵が液晶表示装置５の
表示面に侵入するのを防止するため、この表示面の表示
範囲を取り囲むように、スポンジなどの弾性体で形成さ
れた防塵パッキン８が取り付けられている。Further, between the housing cover 1 and the liquid crystal display device 5, in order to prevent dust and dirt inside the electronic device housing from entering the display surface of the liquid crystal display device 5, the display surface of the liquid crystal display device 5 is prevented. A dustproof packing 8 formed of an elastic body such as a sponge is attached so as to surround the display range.
【００３３】表示窓７を取り付ける枠部10の肉厚は、図
３に拡大して示すように、端面の厚さａが、枠部の根元
の厚さｂに比べて、薄く（ａ＜ｂ）なるように設定して
おり、枠部10の端部に行くほど内側の面と外側の面とが
接近するように、内側の面を角度θで傾斜させている。As shown in the enlarged view of FIG. 3, the thickness a of the frame portion 10 to which the display window 7 is attached is such that the thickness a of the end face is smaller than the thickness b at the base of the frame portion (a <b <b). ), And the inner surface is inclined at an angle θ such that the inner surface and the outer surface are closer to each other toward the end of the frame portion 10.
【００３４】図４は、この機器の表示窓７に外部圧力12
が加わった時の筺体カバー１、枠部10及び液晶表示装置
５の状態を断面図で示している。外部圧力12が加わるこ
とによって、表示窓７、筐体カバー１及び枠部10は内側
に撓むが、枠部10の下面にテーパが付されているため、
枠部10の下面は、液晶表示装置５との間に隙間ｈを保つ
ことができ、液晶表示装置５のガラス面や液晶ホルダ
４、液晶ホルダの爪９には接触しない。FIG. 4 shows that an external pressure 12 is displayed on a display window 7 of the apparatus.
The state of the housing cover 1, the frame 10 and the liquid crystal display device 5 when is added is shown in a sectional view. When the external pressure 12 is applied, the display window 7, the housing cover 1, and the frame 10 bend inward. However, since the lower surface of the frame 10 is tapered,
The lower surface of the frame portion 10 can keep a gap h between itself and the liquid crystal display device 5, and does not contact the glass surface of the liquid crystal display device 5, the liquid crystal holder 4, and the claws 9 of the liquid crystal holder.
【００３５】そのため、筺体に外部圧力12が加わった時
でも、液晶表示装置５の破損を免れることができる。Therefore, even when the external pressure 12 is applied to the housing, the liquid crystal display device 5 can be prevented from being damaged.
【００３６】（第２の実施形態）第２の実施形態の機器
では、枠部下面に曲面形状のテーパを付している。(Second Embodiment) In a device according to a second embodiment, a lower surface of a frame portion has a tapered curved surface.
【００３７】この機器の枠部10は、図５の部分断面拡大
図に示すように、端面の厚さａが、枠部の根元の厚さｂ
に比べて、薄く（ａ＜ｂ）なるように、枠部10の内側の
面を、筺体の内方向が凸の曲面（断面形状の曲線ｒが筐
体カバー１の外面側に中心点を持つ曲面）で形成してい
る。As shown in the enlarged partial cross-sectional view of FIG. 5, the frame portion 10 of this device has a thickness a at the end face and a thickness b at the base of the frame portion.
The inner surface of the frame 10 has a curved surface (in which the inward direction of the housing is convex (the curve r of the cross-sectional shape has a center point on the outer surface side of the housing cover 1) so that the inner surface of the housing 10 is thinner (a <b). (Curved surface).
【００３８】この機器においても、筺体に外部圧力が加
わり、表示窓７、筐体カバー１及び枠部10が内側に撓ん
だときに、枠部10の下面に曲面形状のテーパが付されて
いるため、枠部10の下面は、液晶表示装置５との間に隙
間を保つことができ、液晶表示装置５のガラス面や液晶
ホルダ４、液晶ホルダの爪９に接触しない。Also in this device, when an external pressure is applied to the housing and the display window 7, the housing cover 1 and the frame 10 are bent inward, the lower surface of the frame 10 is tapered in a curved shape. Therefore, the lower surface of the frame portion 10 can maintain a gap between itself and the liquid crystal display device 5, and does not contact the glass surface of the liquid crystal display device 5, the liquid crystal holder 4, and the nail 9 of the liquid crystal holder.
【００３９】そのため、液晶表示装置５の破損を免れる
ことができる。Therefore, damage of the liquid crystal display device 5 can be avoided.
【００４０】なお、図５では、枠部10の内側の面を、筺
体の内方向が凸の曲面で形成した場合を示しているが、
筺体の内方向が凹の曲面（断面形状の曲線が筐体の内面
側に中心点を持つ曲面）で形成しても同様の効果が得ら
れる。FIG. 5 shows a case where the inner surface of the frame portion 10 is formed by a curved surface in which the inside of the housing is convex.
The same effect can be obtained by forming the casing with a curved surface having a concave inner direction (a curved surface having a center point on the inner surface side of the casing).
【００４１】（第３の実施形態）第３の実施形態の機器
では、枠部の肉厚を段階状に変えている。(Third Embodiment) In the device of the third embodiment, the thickness of the frame portion is changed stepwise.
【００４２】この機器では、図６の部分断面拡大図に示
すように、枠部10の肉厚が根元の厚さｂから端面の厚さ
ａ（ａ＜ｂ）まで、段階的に変わるように、枠部10の下
面に段差を設けている。In this device, as shown in the enlarged partial cross-sectional view of FIG. 6, the thickness of the frame portion 10 is changed stepwise from the base thickness b to the end face thickness a (a <b). A step is provided on the lower surface of the frame portion 10.
【００４３】この機器においても、筺体に外部圧力が加
わり、表示窓７、筐体カバー１及び枠部10が内側に撓ん
だときに、枠部10の下面に段差によるテーパが付されて
いるため、枠部10の下面は、液晶表示装置５との間に隙
間を保つことができ、液晶表示装置５のガラス面や液晶
ホルダ４、液晶ホルダの爪９に接触しない。Also in this device, when an external pressure is applied to the housing and the display window 7, the housing cover 1, and the frame 10 bend inward, the lower surface of the frame 10 is tapered by a step. Therefore, the lower surface of the frame portion 10 can maintain a gap between the lower surface of the frame portion 10 and the liquid crystal display device 5, and does not contact the glass surface of the liquid crystal display device 5, the liquid crystal holder 4, and the claws 9 of the liquid crystal holder.
【００４４】そのため、液晶表示装置５の破損を免れる
ことができる。Therefore, damage of the liquid crystal display device 5 can be avoided.
【００４５】（第４の実施形態）第４の実施形態の機器
では、開口部に突き出す枠部の幅を、辺の中央部で狭め
ている。(Fourth Embodiment) In the device of the fourth embodiment, the width of the frame protruding into the opening is narrowed at the center of the side.
【００４６】この装置の表示窓７周辺の外観斜視図を図
７に示し、表示窓７を取り外した筐体開口部11の拡大斜
視図を図８に示している。FIG. 7 is an external perspective view of the periphery of the display window 7 of this device, and FIG. 8 is an enlarged perspective view of the housing opening 11 with the display window 7 removed.
【００４７】この装置では、筐体カバー１の開口部11に
設けた枠部10の各辺における幅（開孔に向けての突き出
し量）を、両端より中央部の方が狭くなるように設定し
ている。図８では、開口部11の長辺に設けた枠の両端に
おける幅をｆ１、この枠の中央部における幅をｅ１で表
し、ｅ１＜ｆ１の関係にあることを示している。また、
開口部11の短辺に設けた枠の両端における幅をｆ２、こ
の枠の中央部における幅をｅ２で表し、ｅ２＜ｆ２の関
係にあることを示している。In this apparatus, the width (the amount of protrusion toward the opening) of each side of the frame 10 provided in the opening 11 of the housing cover 1 is set so that the width at the center is narrower than at both ends. are doing. In FIG. 8, the width at both ends of the frame provided on the long side of the opening 11 is denoted by f1, and the width at the center of the frame is denoted by e1, indicating that the relationship of e1 <f1 is satisfied. Also,
The width at both ends of the frame provided on the short side of the opening 11 is represented by f2, and the width at the center of the frame is represented by e2, indicating that e2 <f2.
【００４８】このように、枠部10の各辺の中央部におけ
る幅を狭めることにより、外部からの押圧力が筺体に加
わったときの各辺の枠中央部における撓み量を少なくす
ることができる。図９は、表示窓７に外部圧力12が加わ
ったときの図７のＤ−Ｄ断面を示している。As described above, by reducing the width at the center of each side of the frame 10, the amount of bending at the center of each side of the frame when an external pressing force is applied to the housing can be reduced. . FIG. 9 shows a cross section taken along line DD in FIG. 7 when an external pressure 12 is applied to the display window 7.
【００４９】前述するように、外部からの押圧力が筺体
カバー１の表示窓７付近に加わった場合には、開口部11
の各辺の中央部における撓み量が最大となるが、その開
口部の辺の中央部から突き出る枠の幅を狭めることによ
り、その最大の撓み量を減らすことが可能になる。As described above, when an external pressing force is applied near the display window 7 of the housing cover 1, the opening 11
The maximum amount of bending at the center of each side of the opening becomes maximum, but by reducing the width of the frame protruding from the center of the side of the opening, the maximum amount of bending can be reduced.
【００５０】そのため、外部圧力が加わった場合でも、
枠部10の下面と液晶表示装置５との間に隙間ｈを保つこ
とができ、枠部10と、液晶表示装置５のガラス面や液晶
ホルダ４、液晶ホルダの爪９との接触を避けることがで
き、液晶表示装置５の破損を免れることができる。Therefore, even when external pressure is applied,
A gap h can be maintained between the lower surface of the frame portion 10 and the liquid crystal display device 5 to avoid contact between the frame portion 10 and the glass surface of the liquid crystal display device 5, the liquid crystal holder 4, and the nail 9 of the liquid crystal holder. Thus, damage of the liquid crystal display device 5 can be avoided.
【００５１】[0051]
【発明の効果】以上の説明から明らかなように、本発明
の液晶表示付き電子機器は、外部からの衝撃力や押圧力
が加わった場合でも、筐体内面が液晶表示装置に当たる
ことがなく、液晶表示装置の破損を免れることができ
る。As is apparent from the above description, in the electronic device with a liquid crystal display of the present invention, even when an external impact or pressing force is applied, the inner surface of the housing does not hit the liquid crystal display device. The damage of the liquid crystal display device can be avoided.
【図１】第１の実施形態における電子機器の分解斜視
図、FIG. 1 is an exploded perspective view of an electronic device according to a first embodiment,
【図２】前記電子機器の図１におけるＡ−Ａ断面図、FIG. 2 is a cross-sectional view of the electronic device taken along line AA in FIG. 1;
【図３】前記電子機器の図２におけるＢ部拡大図、FIG. 3 is an enlarged view of a portion B of FIG. 2 of the electronic device;
【図４】前記電子機器に外部圧力が加わったときの図１
におけるＡ−Ａ断面図、FIG. 4 shows a state in which external pressure is applied to the electronic device.
AA sectional view at
【図５】第２の実施形態における電子機器のＡ−Ａ断面
図、FIG. 5 is an AA sectional view of an electronic device according to a second embodiment;
【図６】第３の実施形態における電子機器のＡ−Ａ断面
図、FIG. 6 is an AA sectional view of an electronic device according to a third embodiment;
【図７】第４の実施形態における電子機器の表示窓周辺
部拡大斜視図、FIG. 7 is an enlarged perspective view of a peripheral portion of a display window of an electronic device according to a fourth embodiment.
【図８】前記電子機器の図７におけるＣ部拡大図、8 is an enlarged view of a part C of the electronic device in FIG. 7,
【図９】前記電子機器に外部圧力が加わったときの図７
におけるＤ−Ｄ断面図、FIG. 9 when external pressure is applied to the electronic device.
FIG.
【図１０】従来の電子機器の分解斜視図、FIG. 10 is an exploded perspective view of a conventional electronic device,
【図１１】従来の電子機器の図１０におけるＪ−Ｊ断面
図、11 is a cross-sectional view of a conventional electronic device taken along line JJ in FIG.
【図１２】従来の電子機器に外部圧力が加わったときの
図１０におけるＪ−Ｊ断面図、FIG. 12 is a sectional view taken along the line JJ in FIG. 10 when an external pressure is applied to a conventional electronic device;
【図１３】従来の電子機器に外部圧力が加わったときの
図１０におけるＫ−Ｋ断面図、FIG. 13 is a sectional view taken along line KK in FIG. 10 when an external pressure is applied to a conventional electronic device;
【図１４】従来の電子機器の液晶破損図である。FIG. 14 is a broken view of a liquid crystal of a conventional electronic device.
１、31 筐体カバー ２、32 筐体ケース ３、33 プリント基板 ４、34 液晶表示ホルダ ５、35 液晶表示装置 ７、37 表示窓 ８、38 防塵パッキン ９、39 爪 10、41 枠部 11 開口部 12、40 外部圧力 ａ 枠部端面厚さ ｂ 枠部根元厚さ ｅ 枠部の各辺の中央部の幅（突き出し量） ｆ 枠部の各辺の両端部の幅（突き出し量） ｈ 隙間 1, 31 housing cover 2, 32 housing case 3, 33 printed circuit board 4, 34 liquid crystal display holder 5, 35 liquid crystal display device 7, 37 display window 8, 38 dustproof packing 9, 39 claws 10, 41 frame 11 opening Part 12, 40 External pressure a Frame end face thickness b Frame base thickness e Width of central part of each side of frame (projection amount) f Width of both ends of each side of frame part (projection amount) h Gap
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.7 識別記号 ＦＩ テーマコート゛(参考） Ｈ０４Ｍ 1/02 Ｇ０６Ｆ 1/00 ３１２Ｇ ──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. 7 Identification symbol FI Theme coat ゛ (Reference) H04M 1/02 G06F 1/00 312G
Claims (7)
収納位置に相当する筺体の開口部に表示窓が嵌め込ま
れ、前記開口部の周囲に表示窓を支持するための枠部が
設けられている液晶表示付き電子機器において、 前記枠部の筺体内側部分の厚みを削減して、前記枠部の
根元部分の厚みより先端部分の厚みを薄くしたことを特
徴とする液晶表示付き電子機器。1. A liquid crystal display device is housed in a housing, a display window is fitted in an opening of the housing corresponding to the housing position, and a frame for supporting the display window is provided around the opening. An electronic device with a liquid crystal display, characterized in that the thickness of the frame portion inside the housing is reduced so that the thickness of the front end portion is smaller than the thickness of the root portion of the frame portion.
収納位置に相当する筺体の開口部に表示窓が嵌め込ま
れ、前記開口部の周囲に表示窓を支持するための枠部が
設けられている液晶表示付き電子機器において、 前記開口部の少なくとも一辺での枠部の幅を、その辺の
両端での幅に比べて中央部での幅が狭くなるように設定
したことを特徴とする液晶表示付き電子機器。2. A liquid crystal display device is housed in a housing, a display window is fitted in an opening of the housing corresponding to the housing position, and a frame for supporting the display window is provided around the opening. In the electronic device with a liquid crystal display, the width of the frame portion on at least one side of the opening is set to be smaller at the center portion than at both ends of the side. Electronic equipment with liquid crystal display.
て、前記枠部の根元部分の厚みより先端部分の厚みを薄
くしたことを特徴とする請求項２に記載の液晶表示付き
電子機器。3. The electronic device with a liquid crystal display according to claim 2, wherein a thickness of a front end portion is smaller than a thickness of a root portion of the frame portion by reducing a thickness of a portion inside the housing of the frame portion. machine.
たことを特徴とする請求項１または３に記載の液晶表示
付き電子機器。4. The electronic device with a liquid crystal display according to claim 1, wherein a surface inside the housing of the frame portion is an inclined plane.
凸の曲面としたことを特徴とする請求項１または３に記
載の液晶表示付き電子機器。5. The electronic device with a liquid crystal display according to claim 1, wherein a surface inside the housing of the frame portion is a curved surface whose inside of the housing is convex.
凹の曲面としたことを特徴とする請求項１または３に記
載の液晶表示付き電子機器。6. The electronic device with a liquid crystal display according to claim 1, wherein a surface inside the housing of the frame portion is a curved surface having a concave inside the housing.
付き面としたことを特徴とする請求項１または３に記載
の液晶表示付き電子機器。7. The electronic device with a liquid crystal display according to claim 1, wherein a surface inside the housing of the frame portion is a stepped surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30643198A JP3788554B2 (en) | 1998-10-14 | 1998-10-14 | Electronic equipment with liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30643198A JP3788554B2 (en) | 1998-10-14 | 1998-10-14 | Electronic equipment with liquid crystal display |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006056129A Division JP3914246B2 (en) | 2006-03-02 | 2006-03-02 | Electronic equipment with liquid crystal display |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2000122037A true JP2000122037A (en) | 2000-04-28 |
| JP2000122037A5 JP2000122037A5 (en) | 2006-02-02 |
| JP3788554B2 JP3788554B2 (en) | 2006-06-21 |
Family
ID=17956944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30643198A Expired - Fee Related JP3788554B2 (en) | 1998-10-14 | 1998-10-14 | Electronic equipment with liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3788554B2 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002031791A (en) * | 2000-07-14 | 2002-01-31 | Toshiba Corp | Liquid crystal display |
| EP1548492A1 (en) | 2003-12-25 | 2005-06-29 | Nec Corporation | Back LCD impact absorbing structure of electronic apparatus and electronic apparatus having the structure |
| JP2007047241A (en) * | 2005-08-08 | 2007-02-22 | Sanyo Epson Imaging Devices Corp | Display device |
| JP2007225651A (en) * | 2006-02-21 | 2007-09-06 | Seiko Epson Corp | Electro-optical device and projector and electronic apparatus equipped with the same |
| US7460888B2 (en) | 2003-11-19 | 2008-12-02 | Nec Corporation | Mobile terminal device protected against impact |
| KR100889153B1 (en) | 2005-09-22 | 2009-03-16 | 엡슨 이미징 디바이스 가부시키가이샤 | Electro-optical device and electronic apparatus |
| JP2020197801A (en) * | 2019-05-31 | 2020-12-10 | Ｄｙｎａｂｏｏｋ株式会社 | Electronic device |
| JP2023005327A (en) * | 2021-06-29 | 2023-01-18 | 三菱電機株式会社 | display device |
-
1998
- 1998-10-14 JP JP30643198A patent/JP3788554B2/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002031791A (en) * | 2000-07-14 | 2002-01-31 | Toshiba Corp | Liquid crystal display |
| US7460888B2 (en) | 2003-11-19 | 2008-12-02 | Nec Corporation | Mobile terminal device protected against impact |
| EP1548492A1 (en) | 2003-12-25 | 2005-06-29 | Nec Corporation | Back LCD impact absorbing structure of electronic apparatus and electronic apparatus having the structure |
| US7405777B2 (en) | 2003-12-25 | 2008-07-29 | Nec Corporation | Back LCD impact absorbing structure of electronic apparatus and electronic apparatus having the structure |
| JP2007047241A (en) * | 2005-08-08 | 2007-02-22 | Sanyo Epson Imaging Devices Corp | Display device |
| KR100889153B1 (en) | 2005-09-22 | 2009-03-16 | 엡슨 이미징 디바이스 가부시키가이샤 | Electro-optical device and electronic apparatus |
| US7830595B2 (en) | 2005-09-22 | 2010-11-09 | Sony Corporation | Electro-optical device, electronic apparatus, protective member, and method of manufacturing protective member |
| JP2007225651A (en) * | 2006-02-21 | 2007-09-06 | Seiko Epson Corp | Electro-optical device and projector and electronic apparatus equipped with the same |
| JP2020197801A (en) * | 2019-05-31 | 2020-12-10 | Ｄｙｎａｂｏｏｋ株式会社 | Electronic device |
| JP7282600B2 (en) | 2019-05-31 | 2023-05-29 | Ｄｙｎａｂｏｏｋ株式会社 | Electronics |
| JP2023005327A (en) * | 2021-06-29 | 2023-01-18 | 三菱電機株式会社 | display device |
| JP7550728B2 (en) | 2021-06-29 | 2024-09-13 | 三菱電機株式会社 | Display device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3788554B2 (en) | 2006-06-21 |
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