JPH0277820U - - Google Patents
Info
- Publication number
- JPH0277820U JPH0277820U JP15797588U JP15797588U JPH0277820U JP H0277820 U JPH0277820 U JP H0277820U JP 15797588 U JP15797588 U JP 15797588U JP 15797588 U JP15797588 U JP 15797588U JP H0277820 U JPH0277820 U JP H0277820U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- light
- transparent
- refractive index
- plate
- 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
- 239000010409 thin film Substances 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Switch Cases, Indication, And Locking (AREA)
- Push-Button Switches (AREA)
Description
第１図は、本考案の一実施例に従つて膜型キー
ボードスイツチ本体に反射効率の高い導光用透光
板とクリツク機能を具備させて操作パネル面照光
構造を構成した照光式キーボードスイツチの概念
的な要部断面構成図、第２図は、本考案の他の実
施例に従つてクリツク機能を具備しない膜型キー
ボードスイツチ本体に第１図と同様な操作パネル
面照光構造を設けるように構成した場合の照光式
キーボードスイツチの要部断面構成図である。
１……絶縁ベースシート、１Ａ……固定接点パ
ターン、２……可撓性スイツチシート、２Ａ……
可動接点パターン、３……絶縁スペーサ、３Ａ…
…スイツチ動作間〓、４……クリツク用金属板、
５……導光用透光板、５Ａ……押釦装着用透孔、
６……透過性薄膜層、６Ａ……表示用透過層、７
……スイツチ押釦、７Ａ……作用突起、８……操
作表示シート、８Ａ……操作表示部、８Ｂ……エ
ンボス加工部、９……端部入力照射光源。
FIG. 1 shows an illuminated keyboard switch in which the main body of the membrane keyboard switch is equipped with a light-guiding transparent plate with high reflection efficiency and a click function to form an operation panel surface illumination structure according to an embodiment of the present invention. FIG. 2, which is a conceptual cross-sectional diagram of main parts, shows a structure in which, according to another embodiment of the present invention, a membrane type keyboard switch body without a click function is provided with an operation panel surface illumination structure similar to that shown in FIG. 1. FIG. 2 is a cross-sectional configuration diagram of main parts of the illuminated keyboard switch in the case of the configuration. 1... Insulating base sheet, 1A... Fixed contact pattern, 2... Flexible switch sheet, 2A...
Movable contact pattern, 3...Insulating spacer, 3A...
...Switch operation time〓, 4...Metal plate for click,
5... Transparent plate for light guide, 5A... Transparent hole for attaching push button,
6... Transparent thin film layer, 6A... Transparent layer for display, 7
... Switch push button, 7A ... Operation projection, 8 ... Operation display sheet, 8A ... Operation display section, 8B ... Embossed section, 9 ... End input irradiation light source.
Claims (1)
ベースシートと、該各固定接点パターンと対応す
る位置に可動接点パターンを各々形成した可撓性
絶縁スイツチシートとを所要のスイツチ動作間〓
を介して対向配置した膜型キーボードスイツチに
於いて、上記スイツチシート上に配装した導光用
透光板を有し、該導光用透光板の両面にはこの透
光板の屈折率と異なる屈折率を有する透過性薄膜
層を備え、該導光用透光板の上記スイツチ動作間
〓の該当個所に穿設した透孔に装着された透過性
のスイツチ押釦を備え、該スイツチ押釦及び上記
導光用透光板上面に配装した操作表示シートを具
備すべく構成したことを特徴とする照光式キーボ
ードスイツチ。 (2) 前記導光用透光板の両面に設けた透過性薄
膜層の屈折率は該透光板の屈折率より小さく構成
され、該透過性薄膜層の一部には上記操作表示シ
ートの表示部に対応する部位に上記透光板の屈折
率より大きな屈折率を有する表示用透過層を備え
るように構成した請求項(1)の照光式キーボード
スイツチ。 (3) 操作力の付与・解除に応じて反転・復帰動
してスイツチの開閉動作を感知させる為に前記ス
イツチ動作間〓内に配装したクリツク用金属板を
備える請求項(1)又は(2)の照光式キーボードスイ
ツチ。[Scope of Claim for Utility Model Registration] (1) An insulating base sheet on which a required number of fixed contact patterns are formed, and a flexible insulating switch sheet on which movable contact patterns are formed at positions corresponding to each of the fixed contact patterns. Required switch operation time〓
The membrane type keyboard switch is arranged facing each other through the switch sheet, and has a light-guiding light-transmitting plate disposed on the switch sheet, and both sides of the light-guiding light-transmitting plate have a refractive index of this light-transmitting plate. a transparent thin film layer having a refractive index different from that of the light guiding plate, and a transparent switch push button attached to a transparent hole bored at a corresponding location between the above-mentioned switch operation of the light guide transparent plate, and the switch push button and an illuminated keyboard switch comprising an operation display sheet disposed on the upper surface of the light-guiding transparent plate. (2) The refractive index of the transparent thin film layer provided on both sides of the light-guiding transparent plate is smaller than the refractive index of the transparent plate, and a part of the transparent thin film layer is provided with the operation display sheet. 2. The illuminated keyboard switch according to claim 1, further comprising a display transparent layer having a refractive index greater than the refractive index of the light transmitting plate at a portion corresponding to the display portion. (3) A metal plate for clicking is provided between the switches and the switches to sense the opening and closing operations of the switch by reversing and returning in response to the application and release of operating force. 2) Illuminated keyboard switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988157975U JPH074740Y2 (en) | 1988-12-03 | 1988-12-03 | Illuminated keyboard switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988157975U JPH074740Y2 (en) | 1988-12-03 | 1988-12-03 | Illuminated keyboard switch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0277820U true JPH0277820U (en) | 1990-06-14 |
| JPH074740Y2 JPH074740Y2 (en) | 1995-02-01 |
Family
ID=31437889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988157975U Expired - Lifetime JPH074740Y2 (en) | 1988-12-03 | 1988-12-03 | Illuminated keyboard switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074740Y2 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59188634U (en) * | 1983-06-01 | 1984-12-14 | 矢崎総業株式会社 | lighted switch |
| JPS60175326A (en) * | 1984-02-21 | 1985-09-09 | キヤノン株式会社 | Key input unit |
| JPS616223U (en) * | 1984-06-18 | 1986-01-14 | 日本電産コパル株式会社 | illuminated panel switch |
| JPS61131314A (en) * | 1984-11-30 | 1986-06-19 | 株式会社日立製作所 | Mounting construction of see-through type touch sensor |
| JPS61126340U (en) * | 1985-01-24 | 1986-08-08 | ||
| JPS62283510A (en) * | 1986-05-30 | 1987-12-09 | 松下電器産業株式会社 | Key switch |
-
1988
- 1988-12-03 JP JP1988157975U patent/JPH074740Y2/en not_active Expired - Lifetime
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59188634U (en) * | 1983-06-01 | 1984-12-14 | 矢崎総業株式会社 | lighted switch |
| JPS60175326A (en) * | 1984-02-21 | 1985-09-09 | キヤノン株式会社 | Key input unit |
| JPS616223U (en) * | 1984-06-18 | 1986-01-14 | 日本電産コパル株式会社 | illuminated panel switch |
| JPS61131314A (en) * | 1984-11-30 | 1986-06-19 | 株式会社日立製作所 | Mounting construction of see-through type touch sensor |
| JPS61126340U (en) * | 1985-01-24 | 1986-08-08 | ||
| JPS62283510A (en) * | 1986-05-30 | 1987-12-09 | 松下電器産業株式会社 | Key switch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074740Y2 (en) | 1995-02-01 |
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