JPS5878524U - switch device - Google Patents
switch deviceInfo
- Publication number
- JPS5878524U JPS5878524U JP17368781U JP17368781U JPS5878524U JP S5878524 U JPS5878524 U JP S5878524U JP 17368781 U JP17368781 U JP 17368781U JP 17368781 U JP17368781 U JP 17368781U JP S5878524 U JPS5878524 U JP S5878524U
- Authority
- JP
- Japan
- Prior art keywords
- film
- switch device
- pressed
- fixed contacts
- heating element
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す分解斜視図、第２図及
び第３図は同実施例の要部を夫々異なる状態で示す縦断
面図である。
図中、１は基板、２は固定接点、５は面状発熱体、６は
可撓性フィルム、６ａは感温部材である。FIG. 1 is an exploded perspective view showing an embodiment of the present invention, and FIGS. 2 and 3 are longitudinal cross-sectional views showing essential parts of the embodiment in different states. In the figure, 1 is a substrate, 2 is a fixed contact, 5 is a planar heating element, 6 is a flexible film, and 6a is a temperature-sensitive member.
Claims (1)
状に設け、該フィルムの押下に応じて前記固定接点群の
うち上記押下部分に対応した所定の固定接点間を短絡さ
せるようにしたスイッチ装置において、前記フィルムの
少なくとも前記固定接点群に対応した各部分に温度に応
じて変色する性質を付与すると共に、このフイールムの
裏面に面状発熱体を添設し、前記フィルムの押下に応じ
てその押下により短絡された固定接点を介して前記“面
状発熱体の上記押下部分に対応した所定範囲だけ通電さ
せて発熱させるように構成したことを特徴とするスイッ
チ装置。A flexible film and a substrate on which a group of fixed contacts are arranged are provided in parallel, and when the film is pressed, predetermined fixed contacts corresponding to the pressed portion of the group of fixed contacts are short-circuited. In the switch device, at least each part of the film corresponding to the fixed contact group is given a property of changing color depending on the temperature, and a planar heating element is attached to the back side of the film, and when the film is pressed, A switch device characterized in that the switch device is configured to generate heat by energizing only a predetermined range corresponding to the pressed portion of the planar heating element through fixed contacts that are short-circuited when the sheet heating element is pressed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17368781U JPS5878524U (en) | 1981-11-20 | 1981-11-20 | switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17368781U JPS5878524U (en) | 1981-11-20 | 1981-11-20 | switch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5878524U true JPS5878524U (en) | 1983-05-27 |
Family
ID=29965559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17368781U Pending JPS5878524U (en) | 1981-11-20 | 1981-11-20 | switch device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5878524U (en) |
-
1981
- 1981-11-20 JP JP17368781U patent/JPS5878524U/en active Pending
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