JPH01121230U - - Google Patents
Info
- Publication number
- JPH01121230U JPH01121230U JP1577688U JP1577688U JPH01121230U JP H01121230 U JPH01121230 U JP H01121230U JP 1577688 U JP1577688 U JP 1577688U JP 1577688 U JP1577688 U JP 1577688U JP H01121230 U JPH01121230 U JP H01121230U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- dome
- contact rubber
- thin spring
- elastic
- 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
Description
第１図は本考案の実施例断面図。
１……接点ゴムスイツチ、２……フレキシブル
基板、３……スペーサ、４……メンブレンスイツ
チ、５……皿バネ、６，７……電極、８……キー
トツプ、９……薄肉バネ部、１０……導電部。
FIG. 1 is a sectional view of an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1... Contact rubber switch, 2... Flexible board, 3... Spacer, 4... Membrane switch, 5... Belleville spring, 6, 7... Electrode, 8... Key top, 9... Thin spring part, 10... ...Conductive part.
Claims (1)
ネ部の上にキートツプ部を有し、このドーム内の
天井に導電部が固着されており、これと対面し間
隔を有して弾性基板上に電極を有する構成の接点
ゴムスイツチと、この下に間隔を有して相対向す
る電極を有するメンブレンスイツチが配置されて
おり、両スイツチ間に、さらに第２弾性部が挿入
されて成り、接点ゴムスイツチの第１薄肉バネ部
と第２弾性部との変形荷重が異なることを特徴と
する２段スイツチ。 (2) 第２弾性部が皿バネであるところの請求項
１記載の２段スイツチ。[Claims for Utility Model Registration] (1) A key top part is provided on top of a dome-shaped first thin spring part having an internal space, and a conductive part is fixed to the ceiling within this dome, and a conductive part is fixed to the ceiling within the dome, and a key top part is provided on the top of the first thin spring part having an internal space. A contact rubber switch having electrodes on an elastic substrate with a distance between them, and a membrane switch having electrodes facing each other with a distance between them are arranged below the contact rubber switch. A two-stage switch characterized in that the first thin spring part and the second elastic part of the contact rubber switch have different deformation loads. (2) The two-stage switch according to claim 1, wherein the second elastic portion is a disc spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1577688U JPH01121230U (en) | 1988-02-10 | 1988-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1577688U JPH01121230U (en) | 1988-02-10 | 1988-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01121230U true JPH01121230U (en) | 1989-08-17 |
Family
ID=31228125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1577688U Pending JPH01121230U (en) | 1988-02-10 | 1988-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01121230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008146679A (en) * | 2008-02-18 | 2008-06-26 | Alps Electric Co Ltd | Input device and electronic device equipped therewith |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853320B2 (en) * | 1978-08-11 | 1983-11-28 | コミツサレ・ア・レナジイ・アトミツク | How to treat a mixture of air and rare gases |
| JPS6218931B2 (en) * | 1979-01-03 | 1987-04-25 | Burroughs Corp |
-
1988
- 1988-02-10 JP JP1577688U patent/JPH01121230U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5853320B2 (en) * | 1978-08-11 | 1983-11-28 | コミツサレ・ア・レナジイ・アトミツク | How to treat a mixture of air and rare gases |
| JPS6218931B2 (en) * | 1979-01-03 | 1987-04-25 | Burroughs Corp |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008146679A (en) * | 2008-02-18 | 2008-06-26 | Alps Electric Co Ltd | Input device and electronic device equipped therewith |