JPS6231832U - - Google Patents
Info
- Publication number
- JPS6231832U JPS6231832U JP12373185U JP12373185U JPS6231832U JP S6231832 U JPS6231832 U JP S6231832U JP 12373185 U JP12373185 U JP 12373185U JP 12373185 U JP12373185 U JP 12373185U JP S6231832 U JPS6231832 U JP S6231832U
- Authority
- JP
- Japan
- Prior art keywords
- fixed contact
- key
- contact unit
- rubber spring
- key top
- 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図は本考案の一実施例の断面図、第２図は
第１図におけるＡ―Ａ断面図、第３図は第１図に
おける底面図である。
１……キートツプ、２……キーステム、３……
ハウジング、４……取付板、４１……取付孔、５
……プリント基板、５１，５２……貫通孔、６…
…固定接点ユニツト、６２，６３……貫通孔、６
４……第１の弁部材、６５……第２の弁部材、７
……ドーム状ゴムばね、７１……可動接点。
FIG. 1 is a sectional view of one embodiment of the present invention, FIG. 2 is a sectional view taken along line AA in FIG. 1, and FIG. 3 is a bottom view in FIG. 1. 1...Key top, 2...Key stem, 3...
Housing, 4... Mounting plate, 41... Mounting hole, 5
...Printed circuit board, 51, 52...Through hole, 6...
... Fixed contact unit, 62, 63 ... Through hole, 6
4...First valve member, 65...Second valve member, 7
...Dome-shaped rubber spring, 71...Movable contact.
Claims (1)
テムと、該キーステムを摺動自在に保持するハウ
ジングと、内側の上面に可動接点を有し前記キー
ステムの下に配置されたドーム状ゴムばねと、前
記可動接点に対向した固定接点と該固定接点を挾
んで両側にそれぞれ１つ以上設けた貫通孔とを有
する固定接点ユニツトと、前記貫通孔に対応した
貫通孔を有し前記固定接点ユニツトを固定するプ
リント基板と、前記キートツプの押下による前記
ドーム状ゴムばねの被圧縮により前記固定接点ユ
ニツトの前記貫通孔のうちの前記固定接点を挾ん
だ一方側の貫通孔を塞ぐ第１の弁部材と、前記ド
ーム状ゴムばねの復旧により前記固定接点ユニツ
トの前記貫通孔のうちの前記固定接点を挾んだ他
方側の貫通孔を塞ぐ第２の弁部材とを有すること
を特徴とするキースイツチ。 a key top, a key stem for fixing the key top, a housing for slidably holding the key stem, a dome-shaped rubber spring having a movable contact on an inner upper surface and disposed below the key stem, and a fixed contact unit having opposing fixed contacts and at least one through hole provided on each side with the fixed contacts in between; a printed circuit board having a through hole corresponding to the through hole and fixing the fixed contact unit; a first valve member that closes one of the through holes of the fixed contact unit on one side sandwiching the fixed contact when the dome-shaped rubber spring is compressed by pressing down the key top; A key switch comprising: a second valve member that closes one of the through holes of the fixed contact unit on the other side sandwiching the fixed contact when the rubber spring is restored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12373185U JPS6231832U (en) | 1985-08-12 | 1985-08-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12373185U JPS6231832U (en) | 1985-08-12 | 1985-08-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6231832U true JPS6231832U (en) | 1987-02-25 |
Family
ID=31015099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12373185U Pending JPS6231832U (en) | 1985-08-12 | 1985-08-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6231832U (en) |
-
1985
- 1985-08-12 JP JP12373185U patent/JPS6231832U/ja active Pending