JPH07326260A - Operation device - Google Patents

Operation device

Info

Publication number
JPH07326260A
JPH07326260A JP14379294A JP14379294A JPH07326260A JP H07326260 A JPH07326260 A JP H07326260A JP 14379294 A JP14379294 A JP 14379294A JP 14379294 A JP14379294 A JP 14379294A JP H07326260 A JPH07326260 A JP H07326260A
Authority
JP
Japan
Prior art keywords
light
plate
operating
light guide
operation 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.)
Granted
Application number
JP14379294A
Other languages
Japanese (ja)
Other versions
JP3128431B2 (en
Inventor
Masao Yabuki
政男 矢吹
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alpine Electronics Inc
Original Assignee
Alpine Electronics Inc
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 Alpine Electronics Inc filed Critical Alpine Electronics Inc
Priority to JP06143792A priority Critical patent/JP3128431B2/en
Publication of JPH07326260A publication Critical patent/JPH07326260A/en
Application granted granted Critical
Publication of JP3128431B2 publication Critical patent/JP3128431B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

PURPOSE:To prevent leak of light for illumination from a gap between an operation member to push and actuate a switch, and an operation panel on which this operation member is supported, and illuminate the operation member effectively. CONSTITUTION:An operation member 40 to oscillate and actuate is supported on an operation panel 31. A light shielding plate 36 is provided on the inner side of a gap (c) between the operation member 40 and the operation panel 31. A hole 37 for a movable part 13 of a switch 12 to be inserted' is formed in the light shielding plate 36, and the light shielding plate 36 is extended to a position to cover a switch main body 12a. Light outgoing from a light guide member 20 is thus shielded by the light shielding plate 36 to be prevented from leaking to the external from the gap (c). A surface 23a of the light guide member 20 to face the operation member 40 is formed as a concave lens surface, thereby the operation jmember 40 is illuminated for a wide range by light radiated from the facing surface 23a of a small area.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は車載用音響機器などに装
備される操作装置に係り、スイッチを押圧操作する操作
部材の外周から照光用の光が外部に洩れるのを防止し、
また操作部材を効果的に照光できるようにした操作装置
に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operating device mounted on an on-vehicle audio equipment or the like, and prevents light for illumination from leaking from the outer periphery of an operating member for pressing a switch
Further, the present invention relates to an operating device capable of effectively illuminating the operating member.

【0002】[0002]

【従来の技術】図5は車載用音響機器に設けられた従来
の操作装置を示す断面図である。図中符号1にて示すも
のは回路基板であり、この基板1は、音響機器本体の前
面に化粧部として設けられるノーズ部(操作板)4の内
部に固定されている。基板1には、音響機器の各種動作
を実行させるためのスイッチ2,2や、夜間照光用の光
源5などの電子部品が実装されている。前記スイッチ
2,2は、可動部2a,2aが押圧されることにより動
作するものである。ノーズ部4の穴4a内には操作部材
3が挿入されている。この操作部材3は中央部の支点3
aがノーズ部4に支持されて揺動動作するものである。
操作部材3の裏面には、前記支点3aを挟む位置に押圧
部3b,3bが形成されており、この押圧部3b,3b
によりスイッチ2,2の可動部2a,2aが押圧動作さ
せられる。
2. Description of the Related Art FIG. 5 is a sectional view showing a conventional operating device provided in an on-vehicle audio equipment. A reference numeral 1 in the drawing is a circuit board, and the board 1 is fixed inside a nose portion (operation plate) 4 provided as a decorative portion on the front surface of the audio equipment body. Electronic components such as switches 2 and 2 for executing various operations of the audio equipment and a light source 5 for night illumination are mounted on the substrate 1. The switches 2 and 2 operate by pressing the movable parts 2a and 2a. The operation member 3 is inserted into the hole 4a of the nose portion 4. This operation member 3 is a fulcrum 3 at the center.
a is supported by the nose portion 4 and swings.
Pressing portions 3b, 3b are formed on the back surface of the operating member 3 at positions sandwiching the fulcrum 3a. The pressing portions 3b, 3b are formed.
As a result, the movable portions 2a, 2a of the switches 2, 2 are pressed.

【0003】基板1とノーズ部4との間には透明樹脂材
料などの導光性材料により形成された導光部材6が設け
られ、前記光源5はこの導光部材6に形成された凹部6
a内に挿入されている。光源5から発せられる光は、導
光部材6により導かれ、操作部材3の裏面に与えられ
る。なお、図5では、光源5が操作部材3の裏側に位置
しているが、通常は光源5が操作部材3から離れた位置
に設けられ、光源5からの光が導光部材6に導かれて操
作部材3に与えられる。操作部材3はその一部または全
体が透明や半透明の樹脂材料により形成されている。図
6に示すように、操作部材3の表面には文字や記号など
の操作種別を表示する表示部Sが設けられている。例え
ば表示部S(文字などの部分)に白色などの塗装または
メッキが現れ、表示部S以外の部分の操作部材3の表面
は黒色などの塗装またはメッキにより被覆されている。
光源5からの光が導光部材6に導かれて操作部材3の裏
面に照射されると、ノーズ部4の前方から見たときに、
表示部Sの文字や記号などが照光され、夜間に操作部材
3の種別を確認しやすくなっている。
A light guide member 6 made of a light guide material such as a transparent resin material is provided between the substrate 1 and the nose portion 4, and the light source 5 has a recess 6 formed in the light guide member 6.
It is inserted in a. The light emitted from the light source 5 is guided by the light guide member 6 and given to the back surface of the operation member 3. Although the light source 5 is located on the back side of the operation member 3 in FIG. 5, the light source 5 is usually provided at a position away from the operation member 3 and the light from the light source 5 is guided to the light guide member 6. Is given to the operation member 3. The operation member 3 is partially or entirely formed of a transparent or semitransparent resin material. As shown in FIG. 6, a display unit S is provided on the surface of the operation member 3 for displaying operation types such as characters and symbols. For example, white or other coating or plating appears on the display portion S (portions such as letters), and the surface of the operation member 3 other than the display portion S is coated with black or other coating or plating.
When the light from the light source 5 is guided to the light guide member 6 and applied to the back surface of the operation member 3, when viewed from the front of the nose portion 4,
The characters and symbols on the display section S are illuminated so that the type of the operation member 3 can be easily confirmed at night.

【0004】[0004]

【発明が解決しようとする課題】しかし、上記従来の操
作装置では、操作部材3の内方に導光部材6が配置され
ているので、操作部材3の周囲とノーズ部4との隙間
(イ)にて外部に光が洩れやすい問題がある。特に、図
5に示すような揺動動作する操作部材3の場合には、操
作部材3の外周とノーズ部4の穴4aの内周面との間
に、操作部材3の揺動動作を許容できるやや広い隙間
(イ)が形成されるため、導光部材6から発せられる光
あるいは光源5から発せられる光が、隙間(イ)からノ
ーズ部4の外方へ洩れ、夜間にノーズ部4を外方から見
たときに、操作部材3の外周から不自然な光が発せられ
て外観を損なうことになる。そこで、従来は操作部材3
の裏面側に隙間(イ)を覆うゴムや樹脂などの遮光クッ
ション材7が設けられ、操作部材3が揺動したときに遮
光クッション材7が撓むような構造にしている。
However, in the above-mentioned conventional operating device, since the light guide member 6 is disposed inside the operating member 3, a gap (a) between the periphery of the operating member 3 and the nose portion 4 is formed. There is a problem that light easily leaks to the outside. In particular, in the case of the operating member 3 that swings as shown in FIG. 5, the swinging operation of the operating member 3 is allowed between the outer periphery of the operating member 3 and the inner peripheral surface of the hole 4a of the nose portion 4. Since the gap (a) that is as wide as possible is formed, the light emitted from the light guide member 6 or the light emitted from the light source 5 leaks to the outside of the nose portion 4 through the gap (a), so that the nose portion 4 is exposed at night. When viewed from the outside, unnatural light is emitted from the outer circumference of the operation member 3 to impair the appearance. Therefore, conventionally, the operation member 3
A light-blocking cushion material 7 such as rubber or resin that covers the gap (a) is provided on the back side of the light-blocking cushion material 7, and the light-blocking cushion material 7 is bent when the operation member 3 swings.

【0005】ところが、遮光クッション材7はゴムや軟
質樹脂材料などの軟質な材料により形成されるため、操
作部材3が揺動動作したときに、隙間(イ)内に嵌り込
んだり、あるいは操作部材3の裏面角部により破られた
りする欠点がる。また組立作業において、ノーズ部4の
裏面に遮光クッション材7を接着する必要があり、作業
工程が増加する欠点がある。また、図5に示すように、
操作部材3の内側にスイッチ2と導光部材6を隣接して
設けると、導光部材6を配置できるスペースが狭くな
り、導光部材6の操作部材3への対向面6bの面積が狭
くなる。よって図6に示すように、導光部材3の対向面
6bの面積が表示部Sの文字や記号が形成されている領
域よりも狭くなり、操作部材3に与えられる光が中央部
のLで示す範囲にて強く、その周囲に行くにしたがって
弱くなる。したがって、表示部Sの文字や記号全体を均
一に照明することができなくなる。
However, since the light-shielding cushion material 7 is formed of a soft material such as rubber or a soft resin material, when the operating member 3 swings, the light-shielding cushion material 7 fits into the gap (a) or the operating member. 3 has a defect that it is broken by the back corners. Further, in the assembling work, it is necessary to bond the light-shielding cushion material 7 to the back surface of the nose portion 4, which has a drawback of increasing the number of work steps. Also, as shown in FIG.
When the switch 2 and the light guide member 6 are provided adjacent to each other inside the operation member 3, the space where the light guide member 6 can be arranged becomes narrow, and the area of the surface 6b of the light guide member 6 facing the operation member 3 becomes narrow. . Therefore, as shown in FIG. 6, the area of the facing surface 6b of the light guide member 3 becomes smaller than the area of the display portion S where the characters and symbols are formed, and the light given to the operation member 3 is L at the central portion. It is strong in the range shown and weakens as it goes around it. Therefore, it becomes impossible to uniformly illuminate the characters and symbols on the display unit S.

【0006】本発明は上記従来の課題を解決するもので
あり、新たな部品を追加することなく、操作部材の外周
からの光洩れを防止できるようにし、また操作部材に形
成された表示部を効果的に照明できるようにした操作装
置を提供することを目的としている。
The present invention solves the above-mentioned problems of the prior art. It is possible to prevent light leakage from the outer periphery of the operating member without adding a new component, and to prevent the display portion formed on the operating member. It is an object of the present invention to provide an operating device capable of effectively illuminating.

【0007】[0007]

【課題を解決するための手段】本発明は、操作板に操作
部材が押圧動作自在に支持され、操作板の内部に、前記
操作部材により押圧される可動部を有したスイッチと、
光源からの光を操作部材に与える導光部材とが配置され
た操作装置において、前記操作板には、操作部材と操作
板との隙間を内方から覆う遮光板が一体に形成され、こ
の遮光板に前記可動部が挿入される穴が形成されている
ことを特徴とするものである。
SUMMARY OF THE INVENTION According to the present invention, an operating member is supported by an operating plate so that the operating member can be pressed, and a switch having a movable portion that is pressed by the operating member is provided inside the operating plate.
In an operating device in which a light guide member for giving light from a light source to an operating member is arranged, a light-shielding plate that integrally covers a gap between the operating member and the operating plate from the inside is formed on the operating plate. The plate is formed with a hole into which the movable portion is inserted.

【0008】この場合の操作部材は、揺動動作するもの
で1個のスイッチの可動部を押圧動作させるもの、およ
び押圧操作により直線的に摺動動作するものが含まれ
る。また遮光板は導光部材が操作部材に対向する領域外
に設けられ、この遮光板により操作部材と操作板との隙
間が操作板の内方から覆われる。
In this case, the operating member includes a member that swings and presses the movable portion of one switch, and a member that linearly slides by the pressing operation. Further, the light shielding plate is provided outside the region where the light guide member faces the operation member, and the light shielding plate covers the gap between the operation member and the operation plate from the inside of the operation plate.

【0009】または、本発明は、操作板に中央を支点と
して揺動動作する操作部材が設けられ、操作板の内部
に、操作部材の前記支点を挟んだ部分により押圧される
可動部を有する一対のスイッチと、光源からの光を操作
部材に与える導光部材とが配置された操作装置におい
て、前記導光部材が両スイッチの中間にて操作部材に対
向し、且つ前記操作板には操作部材とスイッチとの間に
延びる遮光板が一体に形成され、この遮光板に前記可動
部が挿入される穴が形成されていることを特徴とするも
のである。
Alternatively, according to the present invention, a pair of operating members are provided on the operating plate, the operating members swinging about a center of the operating plate, and a movable portion that is pressed by a portion of the operating member sandwiching the supporting point. Of the switch and a light guide member for applying light from a light source to the operation member, the light guide member faces the operation member in the middle of both switches, and the operation plate has an operation member. And a switch are integrally formed with a light shielding plate, and a hole into which the movable portion is inserted is formed in the light shielding plate.

【0010】この場合の遮光板は、導光部材が操作部材
に対向する領域以外の部分で、少なくとも操作部材の揺
動側両端部(一対のスイッチの配置方向両端部)での操
作部材と操作板との隙間が、操作板の内側から遮光板に
覆われるようになる。
In this case, the light-shielding plate is operated with the operation member at least at both ends of the operation member on the rocking side (both ends in the arrangement direction of the pair of switches) except the region where the light guide member faces the operation member. The light shielding plate covers the gap between the plate and the inside of the operation plate.

【0011】上記両手段において、スイッチの可動部は
その外周に段差を有する形状であり、遮光板に形成され
た穴の内周に、前記段差に沿う凹凸部が形成されたもの
とすることができる。
In both of the above means, the movable portion of the switch has a shape having a step on the outer circumference thereof, and an uneven portion along the step is formed on the inner circumference of the hole formed in the light shielding plate. it can.

【0012】なお上記各手段において、遮光板に形成さ
れる穴は、スイッチの可動部の全周を囲むものあるいは
可動部の周囲の少なくとも一部を囲むものである。すな
わちスイッチの可動部は少なくとも一部が遮光板に形成
された穴に挿入される。
In each of the above means, the hole formed in the light shielding plate surrounds the entire circumference of the movable portion of the switch, or surrounds at least a part of the periphery of the movable portion. That is, at least a part of the movable portion of the switch is inserted into the hole formed in the light shielding plate.

【0013】さらに、前記各手段において、導光部材
に、操作部材に対向する凹状または凸状のレンズ面を形
成することが好ましい。
Further, in each of the above means, it is preferable that the light guide member has a concave or convex lens surface facing the operation member.

【0014】[0014]

【作用】前記手段では、操作部材により押圧操作される
スイッチと隣接する位置に導光部材が設けられており、
この導光部材からの光が、スイッチの配置領域を経て操
作部材の外周と操作板との隙間から外部に洩れやすくな
っている。しかし操作板に遮光板が設けられ、スイッチ
の可動部が遮光板に形成された穴に挿入されているた
め、スイッチの可動部の周囲から操作板方向へ光が洩れ
にくくなり、操作部材の外周と操作板との隙間から外部
に光が洩れにくくなる。また、遮光板は操作板と一体に
形成されているため、遮光のための別部品を設ける必要
がなく、部品数の削減と組立工数の削減ができる。
In the above-mentioned means, the light guide member is provided at a position adjacent to the switch pressed by the operation member,
The light from the light guide member easily leaks to the outside through the gap between the outer periphery of the operation member and the operation plate through the switch arrangement area. However, since the operation plate is provided with the light-shielding plate and the movable part of the switch is inserted into the hole formed in the light-shielding plate, light is less likely to leak from the periphery of the movable part of the switch toward the operation plate, and the outer periphery of the operation member is reduced. It becomes difficult for light to leak to the outside through the gap between the and operation plate. Further, since the light shield plate is formed integrally with the operation plate, it is not necessary to provide a separate component for light shield, and the number of parts and the number of assembling steps can be reduced.

【0015】特に、操作部材が中央部を支点として揺動
し、一対のスイッチの可動部が操作部材の支点を挟んだ
部分により押され、また両スイッチの間に導光部材が設
けられたものでは、操作部材の揺動側両端部(一対のス
イッチの配置方向両端部)での操作部材と操作板との隙
間がやや大きくなり光が洩れやすくなるが、操作部材の
両右端部に対向する各スイッチの可動部が遮光板の穴に
挿入されているため、光が前記隙間の部分に及びにくく
なり、光洩れを有効に防止できるようになる。
In particular, the operating member swings around the central portion as a fulcrum, the movable portions of the pair of switches are pushed by the portions sandwiching the fulcrum of the operating member, and the light guide member is provided between both switches. Then, the gap between the operation member and the operation plate at both ends of the operation member on the rocking side (both ends in the arrangement direction of the pair of switches) becomes a little larger and light is apt to leak, but it opposes both right ends of the operation member. Since the movable portion of each switch is inserted into the hole of the light shielding plate, it becomes difficult for light to reach the gap portion, and light leakage can be effectively prevented.

【0016】また、スイッチの可動部が周囲に段差を有
する形状である場合に、遮光板の穴の形状を前記段差に
沿う凹凸形状とすれば、前記段差部分での可動部と遮光
板との間からの光洩れを防止できるようになる。
Further, when the movable portion of the switch has a shape having a step around the periphery, if the shape of the hole of the light shielding plate is an uneven shape along the step, the movable portion and the light shielding plate at the stepped portion are formed. It becomes possible to prevent light leakage from the gap.

【0017】また、操作部材の内側に導光部材とスイッ
チとが隣接して設けられるため、導光部材の操作部材に
対向する対向面の面積に制約が与えられ、前記対向面か
ら操作部材に効果的に光を与えられなくなる。そこでこ
の限られた面積となる導光部材の対向面を凹状(凹球面
状または凹シリンドリカル形状など)のレンズ面とする
と、導光部材から操作部材に与えられる光が拡散され操
作部材に対する照光領域が広げられ、操作部材に設けら
れた表示部を均一に照光できるようになる。
Further, since the light guide member and the switch are provided adjacent to each other inside the operation member, the area of the facing surface of the light guide member facing the operation member is limited, and the operation member is controlled from the opposite surface. You cannot effectively give light. Therefore, if the facing surface of the light guide member having the limited area is a concave (concave spherical surface or concave cylindrical shape) lens surface, the light given from the light guide member to the operating member is diffused to illuminate the operating member. Thus, the display section provided on the operation member can be uniformly illuminated.

【0018】逆に前記対向面を凸状(凸球面状または凸
シリンドリカル面状)のレンズ面とすれば、操作部材に
与えられる光を集束させることができ、操作部材に形成
された表示部の面積が小さい場合に、この小さい表示部
を効果的に照明できるようになる。すなわち操作部材の
内側に導光部材とスイッチとが隣接していると、このス
イッチにスペースを奪われて操作部材に対向する部分に
至る導光部材の断面積が小さくなり、操作部材に与えら
れる光量が低下する。そこで凸状のレンズ面により操作
部材に光を集束させて与えることにより、少ない光量に
て操作部材の表示部を効果的に照明できるようになる。
On the contrary, if the facing surface is a convex (convex spherical surface or convex cylindrical surface) lens surface, the light given to the operating member can be focused and the display portion formed on the operating member can be focused. When the area is small, this small display section can be effectively illuminated. That is, when the light guide member and the switch are adjacent to each other inside the operating member, the switch takes up space to reduce the cross-sectional area of the light guiding member to the portion facing the operating member, and the light guiding member is provided to the operating member. The amount of light decreases. Therefore, by converging and giving light to the operating member by the convex lens surface, the display portion of the operating member can be effectively illuminated with a small amount of light.

【0019】[0019]

【実施例】以下、本発明の実施例を図面を参照して説明
する。図1は本発明の操作装置の一実施例として、車載
用音響機器のノーズ部に装備された操作装置を装置内方
から見た分解斜視図、図2は図1のII−II線の断面
図、図3は図1のIII−III線の断面図、図4は操
作部材を表面側から見た部分正面図である。符号30
は、車載用音響機器のノーズ部(化粧部)であり、樹脂
材料により形成されている。このノーズ部30には、揺
動動作する操作部材40や他の操作部材が配置される操
作板31が設けられている。またノーズ部30には液晶
表示パネルなどが配置され、さらにカセットテープやデ
ィスクなどの挿入口が開口している。
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view of an operating device mounted on a nose portion of an on-vehicle audio equipment as an embodiment of the operating device of the present invention, as seen from the inside of the device, and FIG. 2 is a sectional view taken along line II-II of FIG. FIG. 3 is a sectional view taken along the line III-III of FIG. 1, and FIG. 4 is a partial front view of the operating member as seen from the front side. Code 30
Is a nose part (decorative part) of the vehicle audio equipment, and is made of a resin material. The nose portion 30 is provided with an operating plate 31 on which an operating member 40 that swings and other operating members are arranged. Further, a liquid crystal display panel or the like is arranged in the nose portion 30, and an insertion opening for a cassette tape, a disc or the like is opened.

【0020】操作板31の内部には一定の間隔を開けて
プリント回路基板11が配置され、操作板31と回路基
板11とはスペーサなどにより互いに固定されている。
回路基板11上に、一対のスイッチ12,12が実装さ
れ半田付けなどの手段で固定されている。スイッチ12
の本体12aには動作ストロークの大きい可動部13が
進退自在に設けられ、スイッチ本体12aの内部のスプ
リングにより可動部13が突出方向へ付勢されている。
図4に示すように可動部13の正面形状は、周囲に凸部
13aと凹部13bとが段差13cを介して等間隔に形
成された周面凹凸形状である。すなわち可動部13は、
周囲に放射状の複数の凸部13aが形成された形状であ
る。
The printed circuit board 11 is arranged inside the operation plate 31 with a certain space therebetween, and the operation plate 31 and the circuit board 11 are fixed to each other by a spacer or the like.
A pair of switches 12, 12 are mounted on the circuit board 11 and fixed by means such as soldering. Switch 12
A movable portion 13 having a large operation stroke is provided on the main body 12a so as to be able to move back and forth, and the movable portion 13 is biased in the protruding direction by a spring inside the switch main body 12a.
As shown in FIG. 4, the front shape of the movable portion 13 is a concavo-convex surface shape in which a convex portion 13a and a concave portion 13b are formed around the periphery at equal intervals via a step 13c. That is, the movable portion 13
It has a shape in which a plurality of radial convex portions 13a are formed on the periphery.

【0021】回路基板11上の前記スイッチ12に隣接
する位置には、光源14が実装されている。この光源1
4は、ランプにオレンジ色や緑色が着色された透光性カ
バーが被せられたもの、あるいは着色発光ダイオードな
どである。回路基板11と操作板31との間には導光部
材20が設けられている。この導光部材20は透明ある
いは半透明の樹脂材料などの導光材料により形成されて
いる。導光部材20の本体部21は、スイッチ12,1
2の本体12a,12aが実装されている領域以外の部
分にて、操作板31と回路基板11との間の広い領域に
延びている。図3に示すように、導光部材20の本体部
21には凹部21aが形成され、この凹部21a内に前
記光源14が挿入されている。
A light source 14 is mounted on the circuit board 11 at a position adjacent to the switch 12. This light source 1
Reference numeral 4 denotes a lamp covered with a light-transmitting cover colored orange or green, or a colored light emitting diode. The light guide member 20 is provided between the circuit board 11 and the operation plate 31. The light guide member 20 is formed of a light guide material such as a transparent or translucent resin material. The main body 21 of the light guide member 20 includes switches 12, 1
The second main body 12a extends to a wide area between the operation plate 31 and the circuit board 11 in a portion other than the area where the main bodies 12a and 12a are mounted. As shown in FIG. 3, a recess 21a is formed in the main body 21 of the light guide member 20, and the light source 14 is inserted into the recess 21a.

【0022】導光部材20の本体部21からは、導光部
22が延びており、図2と図3に示すように、この導光
部22は、両スイッチ12と12の間、特にスイッチ本
体12aと12aの間に延びている。スイッチ本体12
a,12aが比較的大型のものであるため、図2に示す
ように、スイッチ12と12の間に延びる導光部22の
幅寸法Wは比較的小さくなっている。また図3に示すよ
うに、導光部22には、回路基板11に対してほぼ45
度の角度にて操作板31の方向へ傾斜して延びる反射面
22aが形成されている。図3に示すように、導光部材
20の本体部21と導光部22との接続部は高さ寸法H
が小さく、よってこの部分の導光部材の断面積(H×
W)は小さいものとなっている。
A light guide portion 22 extends from the main body portion 21 of the light guide member 20. As shown in FIGS. 2 and 3, this light guide portion 22 is provided between the switches 12 and 12, and particularly between the switches 12. It extends between the bodies 12a and 12a. Switch body 12
Since a and 12a are relatively large, as shown in FIG. 2, the width W of the light guide portion 22 extending between the switches 12 is relatively small. In addition, as shown in FIG.
A reflecting surface 22a is formed that extends obliquely toward the operation plate 31 at an angle of degrees. As shown in FIG. 3, the connecting portion between the main body portion 21 and the light guide portion 22 of the light guide member 20 has a height dimension H.
Is small, and therefore the cross-sectional area (H ×
W) is small.

【0023】導光部材21の前記導光部22の先部は、
断面積が徐々に広がる照光部23となっている。この照
光部23の先端面は、操作部材40に対して内面側から
対向する対向面23aとなっている。照光部23は、ス
イッチ12の本体12aの上方にて可動部13,13の
中間に位置しているため、対向面23aは、可動部13
と13に干渉しない範囲で導光部22よりも広い面積を
確保できている。またこの実施例では、対向面23aが
凹球面の凹状のレンズ面となっている。前記操作板31
の表面には、操作部材40が設置される穴(凹部)31
aが形成されている。図3に示すIII−III断面か
ら見た部分では、穴31aの両側内縁から回路基板11
方向へ延びる側壁32,32が形成され、側壁32,3
2の回路基板11側の端部には図3の水平方向に延びる
遮光板33,33が一体に形成されている。この遮光板
33,33の先端部からは、操作板31の表面方向へ延
びる弾性変形可能な支持腕34,34が一体に形成さ
れ、この支持腕34,34の先端に支点突起34a,3
4aが形成されている。
The tip of the light guide portion 22 of the light guide member 21 is
The illumination section 23 has a cross-sectional area that gradually expands. The front end surface of the illumination section 23 is an opposed surface 23a that faces the operation member 40 from the inner surface side. Since the illuminating part 23 is located in the middle of the movable parts 13 and 13 above the main body 12a of the switch 12, the facing surface 23a has the movable part 13a.
A larger area than the light guide portion 22 can be secured within a range that does not interfere with points 13 and 13. Further, in this embodiment, the facing surface 23a is a concave lens surface having a concave spherical surface. The operation plate 31
A hole (recess) 31 in which the operation member 40 is installed is formed on the surface of the
a is formed. In the portion viewed from the III-III cross section shown in FIG. 3, the circuit board 11 is formed from both inner edges of the hole 31a.
Side walls 32, 32 extending in the direction are formed, and the side walls 32, 3
Light-shielding plates 33, 33 extending in the horizontal direction in FIG. 3 are integrally formed at the end of the second circuit board 11 side. Elastically deformable support arms 34, 34 extending in the surface direction of the operation plate 31 are integrally formed from the tip ends of the light shielding plates 33, 33, and fulcrum protrusions 34 a, 3 are formed at the tips of the support arms 34, 34.
4a is formed.

【0024】図1に示すように操作部材40の両側部中
央部には支点孔41,41が穿設されている。操作板3
1の表面側から穴31a内に操作部材40が挿入される
と、前記支持腕34,34が内側へ弾性変形にて一旦撓
み、支点突起34a,34aが操作部材40の支点孔4
1,41に嵌合する。よって操作部材40は支点突起3
4a,34aと支点孔41,41の嵌合部の回動動作に
より、中央を支点として揺動動作でき、操作部材40が
操作板31に押圧動作自在に支持される。なお、図3に
示すように、操作部材40の揺動方向と直交する方向に
ある両側面(スイッチ12,12の配列方向と直交する
方向にある両側面)と前記側壁32,32との間にわず
かな隙間(ロ)(ロ)が形成されているが、この隙間
(ロ)(ロ)の内方は、前記遮光板33,33により覆
われていることになる。
As shown in FIG. 1, fulcrum holes 41, 41 are formed in the center of both sides of the operating member 40. Operation board 3
When the operating member 40 is inserted into the hole 31a from the front surface side of the first support arm 34, 34, the supporting arms 34, 34 are once flexed by elastic deformation, and the fulcrum projections 34a, 34a are fulcrum holes 4 of the operating member 40.
1, 41 is fitted. Therefore, the operating member 40 is the fulcrum protrusion 3
4A and 34a and the fitting portions of the fulcrum holes 41 and 41 can be swung about the center as a fulcrum, and the operation member 40 is supported by the operation plate 31 so as to be freely pushed. In addition, as shown in FIG. 3, between the both side surfaces in the direction orthogonal to the swinging direction of the operation member 40 (both side surfaces in the direction orthogonal to the arrangement direction of the switches 12, 12) and the side walls 32, 32. A slight gap (b) (b) is formed in the space, but the inside of the gap (b) (b) is covered with the light shielding plates 33, 33.

【0025】操作部材40の裏面には、揺動支点を挟む
位置に一対の押圧部42,42が突出形成されており、
操作部材40が操作板31に揺動可能に取り付けられた
時点で、押圧部42,42がそれぞれスイッチ12,1
2の可動部13,13の先端面に当接する。押圧部4
2,42はそれぞれ可動部13,13の先端面に隙間な
く当接する。可動部13,13はスイッチ本体12a,
12a内に設けられたスプリングにより突出方向へ付勢
されているため、この両可動部13,13が支点を挟ん
だ位置で操作部材40の押圧部42,42に密着してい
ることにより、操作部材40は図2にして実線で示す中
立姿勢に保たれる。
On the back surface of the operating member 40, a pair of pressing portions 42, 42 are formed so as to project at positions sandwiching the swing fulcrum.
At the time when the operation member 40 is swingably attached to the operation plate 31, the pressing portions 42 and 42 are respectively connected to the switches 12 and 1.
The second movable portions 13, 13 come into contact with the tip surfaces of the movable portions 13, 13. Pressing part 4
The reference numerals 2 and 42 make contact with the tip surfaces of the movable portions 13 and 13 without any gap. The movable parts 13, 13 are the switch body 12a,
Since the spring provided in 12a biases the movable portions 13 and 13 in the protruding direction, the movable portions 13 and 13 are in close contact with the pressing portions 42 and 42 of the operating member 40 at the positions sandwiching the fulcrum. Member 40 is maintained in the neutral position shown in solid lines in FIG.

【0026】図2に示す図1のII−II断面におい
て、操作板31の穴31aの両内縁部では、操作部材4
0の揺動側両端部(スイッチの配置方向の両端部)に対
向する位置から回路基板11の方向に延びる側壁35,
35が一体に形成され、側壁35,35の先端には図2
にて図示水平方向に延びる遮光板36,36が一体に形
成されている。操作部材40の揺動側両端部と操作板3
1との隙間(ハ)(ハ)は、この遮光板36,36によ
り内側から覆われている。遮光板36,36の縁部に
は、穴(または切欠き)37,37が形成されており、
前記スイッチ12,12の可動部13,13はこの穴3
7,37に挿入されている。図4に示すように、穴3
7,37の内周部は可動部13の外周形状と一致しまた
は相似した形状となっている。すなわち、穴37の内周
には、可動部13の凸部13aに対応する凹部37a
と、可動部13の凹部13bに対応する凸部37bとが
交互に形成されている。すなわち、穴37,37の内周
は可動部13の外周の段差に沿う凹凸形状となってい
る。したがって可動部13と遮光板36との隙間は最小
となっている。
In the II-II cross section of FIG. 1 shown in FIG. 2, the operating member 4 is provided at both inner edges of the hole 31a of the operating plate 31.
A side wall 35 extending in the direction of the circuit board 11 from a position facing both end portions (both end portions in the switch arrangement direction) of 0.
35 is integrally formed, and the side walls 35, 35 have the tips shown in FIG.
The light shielding plates 36, 36 extending in the horizontal direction in the figure are integrally formed. Both ends of the operating member 40 on the swing side and the operating plate 3
The light shielding plates 36 and 36 cover the gap (C) from the inside from the inside. Holes (or notches) 37, 37 are formed in the edges of the light shielding plates 36, 36,
The movable parts 13, 13 of the switches 12, 12 have the holes 3
It is inserted in 7, 37. As shown in FIG. 4, hole 3
The inner peripheral portions of 7, 37 have a shape that is the same as or similar to the outer peripheral shape of the movable portion 13. That is, on the inner circumference of the hole 37, a concave portion 37a corresponding to the convex portion 13a of the movable portion 13 is formed.
And convex portions 37b corresponding to the concave portions 13b of the movable portion 13 are formed alternately. That is, the inner circumferences of the holes 37, 37 have an uneven shape along the steps of the outer circumference of the movable portion 13. Therefore, the gap between the movable portion 13 and the light shielding plate 36 is minimized.

【0027】操作部材40はその一部または全体が透明
や半透明の樹脂材料により形成されている。図4に示す
ように、操作部材40の表面には文字や記号などの操作
種別を表示する表示部Sが設けられている。例えば表示
部S(文字などの部分)に白色などの塗装またはメッキ
が現れ、表示部S以外の部分の操作部材40の表面は黒
色などの塗装またはメッキにより被覆されている。図2
に示す導光部材20の対向面23aは、この表示部Sが
形成されている部分にて、操作部材40の裏面に対面し
ている。
The operation member 40 is partially or entirely formed of a transparent or semitransparent resin material. As shown in FIG. 4, a display unit S is provided on the surface of the operation member 40 to display operation types such as characters and symbols. For example, white or other coating or plating appears on the display portion S (portions such as letters), and the surface of the operation member 40 other than the display portion S is coated with black or other coating or plating. Figure 2
The facing surface 23a of the light guide member 20 shown in FIG. 2 faces the back surface of the operation member 40 in the portion where the display portion S is formed.

【0028】次に、上記構成の操作装置の動作について
説明する。この操作装置では、操作部材40の表面の一
端が指で押されると、操作部材40は支点突起34aと
支点孔41との嵌合部を支点として図2にて破線で示す
ように揺動する。このとき一方の押圧部42により可動
部13が押され、スイッチ12が動作させられる。操作
部材40の外周には操作板31との間の隙間(ロ)と
(ハ)が形成されている。図2に示すように、操作部材
40の揺動側両端部と操作板31との間では、操作部材
40の揺動動作を許容するために隙間(ハ)が比較的広
く設けられている。また図2に示す実施例では、操作部
材40の揺動方向両端の底部40aが、揺動時に操作板
31の表面近くまで持ち上げられて移動するため、操作
部材40を押圧操作したときに図示右側の隙間(ハ)か
ら光が洩れやすくなる。
Next, the operation of the operating device having the above structure will be described. In this operating device, when one end of the surface of the operating member 40 is pressed by a finger, the operating member 40 swings with the fitting portion between the fulcrum protrusion 34a and the fulcrum hole 41 as a fulcrum, as shown by a broken line in FIG. . At this time, the movable portion 13 is pushed by the one pushing portion 42, and the switch 12 is operated. Gaps (b) and (c) between the operation member 40 and the operation plate 31 are formed on the outer periphery of the operation member 40. As shown in FIG. 2, a gap (c) is relatively wide between the both ends of the operating member 40 on the rocking side and the operating plate 31 to allow the rocking motion of the operating member 40. Further, in the embodiment shown in FIG. 2, the bottom portions 40a at both ends of the operating member 40 in the swinging direction are lifted and moved to the vicinity of the surface of the operating plate 31 during the swinging operation. Light easily leaks through the gap (C).

【0029】しかし各隙間(ハ)(ハ)の内方は、遮光
板36,36に覆われており、この遮光板36,36
は、スイッチ12の可動部13を囲んで、スイッチ12
の本体12aを覆う領域まで延びている。したがって、
導光部材20の本体部21から外部へ洩れる光、導光部
材20の導光部22から外部に洩れる光は、遮光板36
により広い範囲で遮光され、操作部材40と操作板31
との隙間(ハ)に光が及びにくくなっている。よって、
前記隙間(ハ)から操作板31の外方への光洩れがほと
んどなくなる。
However, the inside of each gap (c) is covered with the light shielding plates 36, 36.
Surrounds the movable part 13 of the switch 12 and
Of the main body 12a. Therefore,
The light leaking from the body portion 21 of the light guide member 20 to the outside and the light leaking from the light guide portion 22 of the light guide member 20 to the outside are protected by the light shielding plate 36.
The light is blocked in a wider range by the operation member 40 and the operation plate 31.
It is difficult for the light to reach the gap (c) between and. Therefore,
Light leakage to the outside of the operation plate 31 from the gap (c) is almost eliminated.

【0030】これは図3においても同じであり、操作部
材40と操作板31との隙間(ロ)が遮光板33により
内方にて覆われているため、この隙間(ロ)から操作板
31の外方への光洩れもほとんどなくなる。また、光源
14からの光は導光部材20の本体部21内から導光部
22内を通り、反射面22aにより反射され照光部23
内へ導かれ、対向面23aから操作部材40の裏面に与
えられる。操作部材40への対向面23aが凹状のレン
ズ面であるため、図3にて矢印で示すように、光は対向
面23aから操作部材40へ発散してまたは拡散して与
えられる。対向面23aから与えられる光により、操作
部材40の表面に設けられた文字や記号などの表示部S
が照明される。
This is the same as in FIG. 3, and since the gap (b) between the operating member 40 and the operation plate 31 is covered by the light shielding plate 33 inward, the operation plate 31 is exposed from this gap (b). Almost no light leaks outside. Further, the light from the light source 14 passes from the inside of the main body portion 21 of the light guide member 20 to the inside of the light guide portion 22, and is reflected by the reflecting surface 22 a to be illuminated by the illumination portion 23.
It is guided inward and given to the back surface of the operating member 40 from the facing surface 23a. Since the facing surface 23a facing the operating member 40 is a concave lens surface, light is given from the facing surface 23a to the operating member 40 in a divergent or diffused manner, as indicated by an arrow in FIG. By the light given from the facing surface 23a, the display portion S such as characters and symbols provided on the surface of the operation member 40 is displayed.
Is illuminated.

【0031】図2に示すように、導光部材20の対向面
23aは、可能な限り広い面積としているが、両側にス
イッチ12,12の可動部13,13があるために対向
面23aの面積は限られ、図4に示すように、対向面2
3aは、操作部材40の表示部S全体の領域よりも狭い
面積になることが避けられない。ただし対向面23aか
らは光が発散して照射されるため、図4に示す文字や記
号などの表示部Sを広い範囲にて均一な輝度により照光
することができる。なお、導光部材20の対向面23a
が、図4に示す表示部Sの文字の配列方向と直交する方
向(Y方向)に変形しない軸を有する凹状のシリンドリ
カル面であってもよい。この場合、シリンドリカル面の
湾曲方向がX方向であるため、光がX方向に発散されて
与えられ、Y方向に配列された表示部Sの文字をそれぞ
れ均一な輝度にて照光できるようになる。
As shown in FIG. 2, the facing surface 23a of the light guide member 20 has as large an area as possible. However, since the movable portions 13, 13 of the switches 12, 12 are provided on both sides, the area of the facing surface 23a is large. Is limited, and as shown in FIG.
It is inevitable that the area 3a is smaller than the area of the entire display portion S of the operation member 40. However, since light diverges and is emitted from the facing surface 23a, it is possible to illuminate the display portion S such as the characters and symbols shown in FIG. 4 with a uniform brightness in a wide range. The facing surface 23a of the light guide member 20
However, it may be a concave cylindrical surface having an axis that does not deform in the direction (Y direction) orthogonal to the arrangement direction of the characters of the display section S shown in FIG. In this case, since the bending direction of the cylindrical surface is the X direction, light is diverged in the X direction and given, and it becomes possible to illuminate the characters of the display section S arranged in the Y direction with uniform brightness.

【0032】また、図4に示す表示部Sが操作部材40
の表面の中心部付近にのみ存在する記号などである場合
には、前記対向面23aを凸球面や凸シリンドリカル面
とすることにより、この表示部Sに光を集束させて効果
的に照光できる。すなわち、図2と図3に示すように、
導光部材20の導光部22がスイッチ12と12に隣接
して両スイッチ12と12の間に延びているような場合
に、導光部22の幅寸法W、およびその基部の高さ寸法
Hが小さくなり、導光部22の断面積(H×W)が小さ
くなることが避けられない。よって光源14から対向面
23aに導かれる光の光量が少なくなる。したがって対
向面23aを凸状のレンズ面として操作部材40の表示
部に集束させることにより、光を有効に捕捉して表示部
を十分な輝度にて照明できるようになる。
Further, the display section S shown in FIG.
In the case of a symbol or the like existing only in the vicinity of the central portion of the surface, the facing surface 23a is formed into a convex spherical surface or a convex cylindrical surface, so that light can be focused on the display portion S and effectively illuminated. That is, as shown in FIG. 2 and FIG.
When the light guide portion 22 of the light guide member 20 is adjacent to the switches 12 and 12 and extends between the switches 12 and 12, the width dimension W of the light guide portion 22 and the height dimension of the base portion thereof. It is unavoidable that H becomes small and the cross-sectional area (H × W) of the light guide portion 22 becomes small. Therefore, the amount of light guided from the light source 14 to the facing surface 23a is reduced. Therefore, by converging the opposing surface 23a as a convex lens surface on the display portion of the operation member 40, it is possible to effectively capture light and illuminate the display portion with sufficient brightness.

【0033】また、図の実施例では中央に支点を有して
揺動動作する操作部材40を例示したが、操作部材は一
端を支点として揺動動作し、他端により1個のスイッチ
の可動部を動作させるものであってもよい。または操作
部材は操作板に対して直交する方向へ直線的に摺動する
ものであってもよい。これらの場合にも、スイッチに隣
接する導光部材が設けられた場合に、操作部材と操作板
との隙間から光洩れが生じるのを有効に防止できる。ま
た遮光板36が操作板31と一体に形成されていること
により、遮光のための別部材を設ける必要がない。ま
た、本発明の操作装置は、車載用に限られず、表示部の
照光を必要とするものであれば、他の分野のものであっ
ても実施できる。
In the illustrated embodiment, the operating member 40 having a fulcrum at the center and swinging is illustrated, but the operating member oscillates with one end as a fulcrum, and the other end allows movement of one switch. It may be one that operates a unit. Alternatively, the operation member may linearly slide in a direction orthogonal to the operation plate. Also in these cases, it is possible to effectively prevent light leakage from the gap between the operation member and the operation plate when the light guide member adjacent to the switch is provided. Further, since the light blocking plate 36 is formed integrally with the operation plate 31, it is not necessary to provide a separate member for light blocking. Further, the operating device of the present invention is not limited to being mounted on a vehicle, but may be implemented in other fields as long as it requires illumination of the display section.

【0034】[0034]

【発明の効果】以上のように本発明では、揺動動作する
操作部材または直線動作する操作部材と操作板との間の
隙間から光が外部に洩れるのを有効に防止できる。また
遮光板は操作板と一体に形成されているため、遮光のた
めの別部品を設ける必要がなく、部品数と組立工数を削
減できる。
As described above, according to the present invention, it is possible to effectively prevent light from leaking to the outside through the gap between the operating plate that swings or the operating member that linearly moves and the operating plate. Further, since the shading plate is formed integrally with the operation plate, it is not necessary to provide a separate part for shading, and the number of parts and the number of assembling steps can be reduced.

【0035】スイッチの可動部が周囲に段差を有する形
状である場合に、遮光板に形成された穴の周囲をこの可
動部の段差に沿う凹凸形状とすることにより、可動部と
遮光板との隙間からの光洩れを有効に防止できる。
When the movable portion of the switch has a stepped shape on the periphery, the periphery of the hole formed in the light shielding plate is made into an uneven shape along the stepped portion of the movable portion, whereby the movable portion and the light shielding plate are separated from each other. Light leakage from the gap can be effectively prevented.

【0036】また導光部材の操作部材との対向面をレン
ズ面とすることにより、スイッチに隣接する導光板の断
面積や操作部材への対向面積が小さくても、操作部材に
対して有効な照明を行うことができる。
Further, by making the surface of the light guide member facing the operating member a lens surface, it is effective for the operating member even if the cross-sectional area of the light guide plate adjacent to the switch or the area facing the operating member is small. Lighting can be done.

【図面の簡単な説明】[Brief description of drawings]

【図1】本発明の操作装置の一実施例として、車載用音
響機器のノーズ部に装備された操作装置を操作板の内側
から示す部分分解斜視図、
FIG. 1 is a partially exploded perspective view showing an operating device mounted on a nose portion of an in-vehicle audio device as an embodiment of an operating device of the present invention from the inside of an operating plate;

【図2】図1のII−II線断面図、FIG. 2 is a sectional view taken along line II-II of FIG.

【図3】図1のIII−III線断面図、3 is a sectional view taken along line III-III in FIG.

【図4】操作装置を操作部材の表面側から見た部分正面
図、
FIG. 4 is a partial front view of the operating device seen from the front side of the operating member;

【図5】車載用音響機器に設けられた従来の操作装置を
示す断面図、
FIG. 5 is a cross-sectional view showing a conventional operating device provided in an in-vehicle audio device,

【図6】従来の操作装置の操作部材を示す部分正面図、FIG. 6 is a partial front view showing an operating member of a conventional operating device;

【符号の説明】[Explanation of symbols]

11 回路基板 12 スイッチ 12a スイッチ本体 13 可動部 13a 凸部 13b 凹部 13c 段差 14 光源 20 導光部材 21 導光部材の本体部 22 導光部 23 照光部 23a 対向面 30 ノーズ部 31 操作板 33,36 遮光板 37 穴 37a 凹部 37b 凸部 40 操作部材 42 押圧部 S 表示部 11 circuit board 12 switch 12a switch body 13 movable part 13a convex part 13b concave part 13c step 14 light source 20 light guiding member 21 light guiding member body 22 light guiding part 23 lighting part 23a facing surface 30 nose part 31 operation plate 33, 36 Light-shielding plate 37 Hole 37a Recess 37b Convex 40 Operation member 42 Pressing section S Display section

Claims (4)

【特許請求の範囲】[Claims] 【請求項1】 操作板に操作部材が押圧動作自在に支持
され、操作板の内部に、前記操作部材により押圧される
可動部を有したスイッチと、光源からの光を操作部材に
与える導光部材とが配置された操作装置において、前記
操作板には、操作部材と操作板との隙間を内方から覆う
遮光板が一体に形成され、この遮光板に前記可動部が挿
入される穴が形成されていることを特徴とする操作装
置。
1. A switch having a movable portion, which is pressed by the operation member, inside the operation plate, the operation member being movably supported by the operation plate, and a light guide for giving light from a light source to the operation member. In the operating device in which the member is arranged, the operation plate is integrally formed with a light shielding plate that covers a gap between the operation member and the operation plate from the inside, and a hole into which the movable portion is inserted is formed in the light shielding plate. An operating device characterized by being formed.
【請求項2】 操作板に中央を支点として揺動動作する
操作部材が設けられ、操作板の内部に、操作部材の前記
支点を挟んだ部分により押圧される可動部を有する一対
のスイッチと、光源からの光を操作部材に与える導光部
材とが配置された操作装置において、前記導光部材が両
スイッチの中間にて操作部材に対向し、且つ前記操作板
には、操作部材と操作板との隙間を内方から覆う遮光板
が一体に形成され、この遮光板に前記可動部が挿入され
る穴が形成されていることを特徴とする操作装置。
2. A pair of switches, each of which is provided with an operating member that swings around the center of the operating plate as a fulcrum, and has a movable portion which is pressed by a portion of the operating member that sandwiches the fulcrum. In an operation device in which a light guide member for giving light from a light source to an operation member is arranged, the light guide member faces the operation member in the middle of both switches, and the operation plate has an operation member and an operation plate. An operating device characterized in that a light-shielding plate that covers the gap between the inside and the inside is integrally formed, and a hole into which the movable portion is inserted is formed in the light-shielding plate.
【請求項3】 スイッチの可動部はその外周に段差を有
する形状であり、遮光板に形成された穴の内周に、前記
段差に沿う凹凸部が形成されている請求項1または2記
載の操作装置。
3. The switch according to claim 1, wherein the movable portion of the switch has a shape having a step on its outer circumference, and an uneven portion is formed along the step on the inner circumference of a hole formed in the light shielding plate. Operating device.
【請求項4】 導光部材には、操作部材に対向する凹状
または凸状のレンズ面が形成されている請求項1または
2記載の操作装置。
4. The operating device according to claim 1, wherein the light guide member has a concave or convex lens surface facing the operating member.
JP06143792A 1994-06-01 1994-06-01 Operation device Expired - Fee Related JP3128431B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP06143792A JP3128431B2 (en) 1994-06-01 1994-06-01 Operation device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06143792A JP3128431B2 (en) 1994-06-01 1994-06-01 Operation device

Publications (2)

Publication Number Publication Date
JPH07326260A true JPH07326260A (en) 1995-12-12
JP3128431B2 JP3128431B2 (en) 2001-01-29

Family

ID=15347101

Family Applications (1)

Application Number Title Priority Date Filing Date
JP06143792A Expired - Fee Related JP3128431B2 (en) 1994-06-01 1994-06-01 Operation device

Country Status (1)

Country Link
JP (1) JP3128431B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000026931A1 (en) * 1998-10-30 2000-05-11 Mitsubishi Denki Kabushiki Kaisha Operating apparatus
JP2007220579A (en) * 2006-02-20 2007-08-30 Matsushita Electric Ind Co Ltd Electronic device
JP2010211695A (en) * 2009-03-12 2010-09-24 Komatsu Ltd Operation lever of working vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000026931A1 (en) * 1998-10-30 2000-05-11 Mitsubishi Denki Kabushiki Kaisha Operating apparatus
US6355891B1 (en) 1998-10-30 2002-03-12 Mitsubishi Denki Kabushiki Kaisha Operating apparatus
JP2007220579A (en) * 2006-02-20 2007-08-30 Matsushita Electric Ind Co Ltd Electronic device
JP2010211695A (en) * 2009-03-12 2010-09-24 Komatsu Ltd Operation lever of working vehicle

Also Published As

Publication number Publication date
JP3128431B2 (en) 2001-01-29

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