JPS6382323U - - Google Patents
Info
- Publication number
- JPS6382323U JPS6382323U JP17716386U JP17716386U JPS6382323U JP S6382323 U JPS6382323 U JP S6382323U JP 17716386 U JP17716386 U JP 17716386U JP 17716386 U JP17716386 U JP 17716386U JP S6382323 U JPS6382323 U JP S6382323U
- Authority
- JP
- Japan
- Prior art keywords
- fixed
- electrode
- keyboard switch
- fixed electrodes
- membrane sheet
- 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.)
- Pending
Links
- 239000012528 membrane Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の一実施例に係る静電容量キー
ボードスイツチの斜視図、第２図ａ，ｂは各々第
１図に示す静電容量キーボードスイツチの固定電
極の平面図、第３図は従来の静電容量キーボード
スイツチの斜視図である。
１：キートツプ、２：ハウジング、３：プラン
ジヤー、４：絶縁被膜、５，８：固定電極、６：
シグナルグランド線、７：シグナルグランドパタ
ーン、９：固定プレート、１０：可動電極、１２
：キーパツド、１３：メンブレンシート。
1 is a perspective view of a capacitive keyboard switch according to an embodiment of the present invention, FIGS. 2a and 2b are plan views of fixed electrodes of the capacitive keyboard switch shown in FIG. 1, and FIG. 3 is a perspective view of a capacitive keyboard switch according to an embodiment of the present invention. 1 is a perspective view of a conventional capacitive keyboard switch; FIG. 1: Key top, 2: Housing, 3: Plunger, 4: Insulating coating, 5, 8: Fixed electrode, 6:
Signal ground line, 7: Signal ground pattern, 9: Fixed plate, 10: Movable electrode, 12
: Keypad, 13: Membrane sheet.
Claims (1)
該可動電極の接近と離反により上記２極の固定電
極を静電容量結合する静電容量キーボードスイツ
チにおいて、上記一方の固定電極と該固定電極近
傍に位置するアース線をメンブレンシートの片面
に印刷により形成し、上記メンブレンシートの他
面に上記一方の固定電極と線対称に位置する他方
の固定電極と該他方の固定電極を取囲むシグナル
グランドパターンを印刷により形成することを特
徴とする静電容量キーボードスイツチ。 A movable electrode is provided facing two fixed electrodes,
In a capacitive keyboard switch in which the two fixed electrodes are capacitively coupled by the approach and separation of the movable electrode, one of the fixed electrodes and a ground wire located near the fixed electrode are printed on one side of a membrane sheet. and a signal ground pattern surrounding the other fixed electrode, and a signal ground pattern surrounding the other fixed electrode, is formed on the other surface of the membrane sheet by printing. keyboard switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17716386U JPS6382323U (en) | 1986-11-18 | 1986-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17716386U JPS6382323U (en) | 1986-11-18 | 1986-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6382323U true JPS6382323U (en) | 1988-05-30 |
Family
ID=31118108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17716386U Pending JPS6382323U (en) | 1986-11-18 | 1986-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6382323U (en) |
-
1986
- 1986-11-18 JP JP17716386U patent/JPS6382323U/ja active Pending