JPH02129629U - - Google Patents
Info
- Publication number
- JPH02129629U JPH02129629U JP4200090U JP4200090U JPH02129629U JP H02129629 U JPH02129629 U JP H02129629U JP 4200090 U JP4200090 U JP 4200090U JP 4200090 U JP4200090 U JP 4200090U JP H02129629 U JPH02129629 U JP H02129629U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- key stem
- board
- mounting plate
- push button
- 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
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Push-Button Switches (AREA)
Description
第１図は本考案の一実施例である押ボタンスイ
ツチの全体構成を示す縦断面図、第２図は本考案
の一実施例である押ボタンスイツチのハウジング
の一例を示す斜視図、第３図は従来の押ボタンス
イツチをキーボードに取り付けた場合を示す要部
縦断面図である。
１……ハウジング、２……キーステム、３……
ドームバネ、４……可動接点、５……キートツプ
、６……取付プレート、７……基板、８……固定
接点、９……化粧板、１１……ハウジング本体、
１２……底板、１３……抜止ランス、１４……透
孔、１５…ストツパ膨出部、１６……係止部、１
７……操作片、１８……抜止め溝、２１……抜止
め突起。
FIG. 1 is a longitudinal sectional view showing the overall configuration of a push button switch which is an embodiment of the present invention, FIG. 2 is a perspective view showing an example of the housing of the push button switch which is an embodiment of the present invention, and FIG. The figure is a vertical cross-sectional view of a main part of a conventional push button switch attached to a keyboard. 1...Housing, 2...Key stem, 3...
Dome spring, 4... Movable contact, 5... Key top, 6... Mounting plate, 7... Board, 8... Fixed contact, 9... Decorative plate, 11... Housing body,
12... Bottom plate, 13... Removal prevention lance, 14... Through hole, 15... Stopper bulge, 16... Locking part, 1
7... Operating piece, 18... Retaining groove, 21... Retaining protrusion.
Claims (1)
たキーステムを摺動自在に収容し、このキーステ
ムの摺動運動に応動して移動する可動接点によつ
てスイツチング動作を行なわせる押ボタンスイツ
チに於て、ハウジングの上面にキーステムを上か
ら挿入するための開口を設けるとともに、基板上
の所定距離だけ離れた位置に取付プレートを設け
、前記ハウジングの一部に設けられ、挿入された
ハウジングを前記取付プレートの下面で当接して
基板上に押圧固定する係止片を設け、前記ハウジ
ングの底部には、前記基板上に印設された固定接
点を臨む透孔を有した底板が一体的に形成され、
前記開口よりハウジング内に上から挿入されるキ
ーステムに前記ハウジングに形成された抜け止め
段部と係合する抜止突起を設け基板上にハウジン
グ、ドームバネ、キーステムの順に組み付けるこ
とを特徴とする押ボタンスイツチ。 In a push button switch, a key stem biased upwardly by a spring is slidably accommodated in a housing, and a switching operation is performed by a movable contact that moves in response to the sliding movement of the key stem. An opening for inserting the key stem from above is provided on the upper surface of the housing, and a mounting plate is provided at a predetermined distance on the board, and the mounting plate is provided on a part of the housing, and the inserted housing is mounted on the mounting plate. A locking piece is provided that abuts on the lower surface of the plate and presses and fixes it onto the board, and a bottom plate is integrally formed at the bottom of the housing with a through hole that faces the fixed contacts printed on the board. ,
A push button switch characterized in that the key stem inserted from above into the housing through the opening is provided with a retaining protrusion that engages with a retaining step formed on the housing, and the housing, dome spring, and key stem are assembled on the board in this order. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990042000U JPH046104Y2 (en) | 1990-04-19 | 1990-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990042000U JPH046104Y2 (en) | 1990-04-19 | 1990-04-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02129629U true JPH02129629U (en) | 1990-10-25 |
| JPH046104Y2 JPH046104Y2 (en) | 1992-02-20 |
Family
ID=31553157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990042000U Expired JPH046104Y2 (en) | 1990-04-19 | 1990-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH046104Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS509772U (en) * | 1973-05-23 | 1975-01-31 | ||
| JPS5881832U (en) * | 1981-11-27 | 1983-06-02 | アルプス電気株式会社 | keyboard switch |
-
1990
- 1990-04-19 JP JP1990042000U patent/JPH046104Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS509772U (en) * | 1973-05-23 | 1975-01-31 | ||
| JPS5881832U (en) * | 1981-11-27 | 1983-06-02 | アルプス電気株式会社 | keyboard switch |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH046104Y2 (en) | 1992-02-20 |
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