JPH01176338U - - Google Patents
Info
- Publication number
- JPH01176338U JPH01176338U JP7219188U JP7219188U JPH01176338U JP H01176338 U JPH01176338 U JP H01176338U JP 7219188 U JP7219188 U JP 7219188U JP 7219188 U JP7219188 U JP 7219188U JP H01176338 U JPH01176338 U JP H01176338U
- Authority
- JP
- Japan
- Prior art keywords
- key top
- click spring
- lower electrode
- upper electrode
- membrane switch
- 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 4
- 125000006850 spacer group Chemical group 0.000 claims description 2
Description
第１図は本考案の実施例に係るメンブレンスイ
ツチの断面図、第２図は従来のメンブレンスイツ
チの平面図であり、第３図は第２図のものの１つ
のキーの断面図である。
１……上部電極、１ａ……上部接点、２……ス
ペーサ、２ａ……透孔、３……下部電極、３ａ…
…下部接点、４……クリツクばね、６……ケース
、６ａ……キートツプ、６ｂ……ヒンジ、６ｃ…
…保持部、６ｄ……突起。
FIG. 1 is a sectional view of a membrane switch according to an embodiment of the present invention, FIG. 2 is a plan view of a conventional membrane switch, and FIG. 3 is a sectional view of one key of the switch shown in FIG. DESCRIPTION OF SYMBOLS 1... Upper electrode, 1a... Upper contact, 2... Spacer, 2a... Through hole, 3... Lower electrode, 3a...
...Lower contact, 4...Click spring, 6...Case, 6a...Key top, 6b...Hinge, 6c...
...Holding part, 6d...Protrusion.
Claims (1)
介して配設された可撓性を有する上部電極と、こ
の上部電極に載置されたクリツクばねと、このク
リツクばね上方に配設されたキートツプとを備え
、前記キートツプはヒンジから延びている保持部
により保持されており、このキートツプの上下動
作に伴う前記クリツクばねの反転動作によつて、
前記上部電極に形成されている上部接点と下部電
極に形成されている下部接点とが電気的に導通す
るメンブレンスイツチにおいて、前記キートツプ
のヒンジ側でクリツクばねにあたらない位置に、
下向きの突起を設けたことを特徴とするメンブレ
ンスイツチ。 A lower electrode, a flexible upper electrode disposed above the lower electrode via a spacer, a click spring placed on the upper electrode, and a key top disposed above the click spring. The key top is held by a holding portion extending from the hinge, and the click spring is reversed as the key top moves up and down,
In a membrane switch in which an upper contact formed on the upper electrode and a lower contact formed on the lower electrode are electrically connected, a position on the hinge side of the key top that does not contact the click spring,
A membrane switch characterized by a downward protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7219188U JPH01176338U (en) | 1988-05-31 | 1988-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7219188U JPH01176338U (en) | 1988-05-31 | 1988-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01176338U true JPH01176338U (en) | 1989-12-15 |
Family
ID=31297365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7219188U Pending JPH01176338U (en) | 1988-05-31 | 1988-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01176338U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60100318A (en) * | 1983-11-04 | 1985-06-04 | 松下電器産業株式会社 | Pushbutton unit |
-
1988
- 1988-05-31 JP JP7219188U patent/JPH01176338U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60100318A (en) * | 1983-11-04 | 1985-06-04 | 松下電器産業株式会社 | Pushbutton unit |