JPH0395534U - - Google Patents
Info
- Publication number
- JPH0395534U JPH0395534U JP351990U JP351990U JPH0395534U JP H0395534 U JPH0395534 U JP H0395534U JP 351990 U JP351990 U JP 351990U JP 351990 U JP351990 U JP 351990U JP H0395534 U JPH0395534 U JP H0395534U
- Authority
- JP
- Japan
- Prior art keywords
- key top
- contact portions
- domes
- substrate
- 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.)
- Granted
Links
- 239000012528 membrane Substances 0.000 claims 2
- 239000000758 substrate Substances 0.000 claims 2
Description
第１図は本考案の一実施例によるスイツチ機構
を示す断面図、第２図は第１図のキートツプを裏
面から見た斜視図、第３図は第１図のプツシユプ
レートの上面を示した斜視図、第４図は復帰バネ
の拡大図を示し、イは上面図、ロは断面図、第５
図は復帰バネの他の実施例を示した拡大図を示し
、イは上面図、ロは断面図、第６図は従来のスイ
ツチ機構を示す断面図である。
１０……機器パネル、１１……開口、２０……
キートツプ、２２……突起、２３……中央突起、
３０……プリント基板、６０……プツシユプレー
ト、６１……可動ドーム、６２……復帰バネ、６
３……スリツト、６４……スリツト。
Fig. 1 is a sectional view showing a switch mechanism according to an embodiment of the present invention, Fig. 2 is a perspective view of the key top shown in Fig. 1 seen from the back, and Fig. 3 shows the top surface of the push plate shown in Fig. 1. FIG. 4 is an enlarged view of the return spring, A is a top view, B is a sectional view, and FIG.
The figures show enlarged views showing other embodiments of the return spring, A is a top view, B is a sectional view, and FIG. 6 is a sectional view showing a conventional switch mechanism. 10...equipment panel, 11...opening, 20...
Key top, 22... protrusion, 23... center protrusion,
30... Printed circuit board, 60... Push plate, 61... Movable dome, 62... Return spring, 6
3...slit, 64...slit.
Claims (1)
押圧操作に応じて動作するスイツチ機構において
、上記基板上に配置された複数個の接点部を有す
るメンブレンスイツチ、及び該メンブレンスイツ
チと上記キートツプとの間に配されたプツシユプ
レートを含み、該プツシユプレートは、上記複数
個の接点部に一対一で対向しかつ上記キートツプ
にて操作されて上記接点部を駆動する複数個のド
ームと、該複数個のドーム間に位置して上記キー
トツプに復帰力を与える復帰バネとを有している
ことを特徴とするスイツチ機構。 In a switch mechanism that operates in response to a pressing operation of a key top movable in a direction crossing a substrate, a membrane switch having a plurality of contact portions disposed on the substrate, and between the membrane switch and the key top. The push plate includes a plurality of domes that face the plurality of contact portions in a one-to-one manner and are operated by the key top to drive the contact portions; and a return spring located between the domes of the key top and applying a return force to the key top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP351990U JPH0650921Y2 (en) | 1990-01-20 | 1990-01-20 | Switch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP351990U JPH0650921Y2 (en) | 1990-01-20 | 1990-01-20 | Switch mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0395534U true JPH0395534U (en) | 1991-09-30 |
| JPH0650921Y2 JPH0650921Y2 (en) | 1994-12-21 |
Family
ID=31507335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP351990U Expired - Lifetime JPH0650921Y2 (en) | 1990-01-20 | 1990-01-20 | Switch mechanism |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0650921Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007018822A (en) * | 2005-07-06 | 2007-01-25 | Alps Electric Co Ltd | Multi-directional input device |
| JP2016024830A (en) * | 2014-07-21 | 2016-02-08 | 新巨企業股▲ふん▼有限公司 | Keyboard having a plurality of pressing points |
-
1990
- 1990-01-20 JP JP351990U patent/JPH0650921Y2/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007018822A (en) * | 2005-07-06 | 2007-01-25 | Alps Electric Co Ltd | Multi-directional input device |
| JP2016024830A (en) * | 2014-07-21 | 2016-02-08 | 新巨企業股▲ふん▼有限公司 | Keyboard having a plurality of pressing points |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0650921Y2 (en) | 1994-12-21 |
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