JPS6448827U - - Google Patents
Info
- Publication number
- JPS6448827U JPS6448827U JP14320987U JP14320987U JPS6448827U JP S6448827 U JPS6448827 U JP S6448827U JP 14320987 U JP14320987 U JP 14320987U JP 14320987 U JP14320987 U JP 14320987U JP S6448827 U JPS6448827 U JP S6448827U
- Authority
- JP
- Japan
- Prior art keywords
- push button
- switch
- switch case
- guide body
- hole
- 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
- 239000011553 magnetic fluid Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Description
第１図はこの考案に係る押ボタンスイツチのシ
ール構造を適用した小形マイクロスイツチの一部
破断正面図、第２図は同押ボタンスイツチの押ボ
タン嵌挿部分のシール構造を示す拡大断面図、第
３図は従来の押ボタンスイツチのシール構造を適
用した小形マイクロスイツチの一部破断正面図で
ある。
１……スイツチケース、１ａ……上壁、１３…
…透孔、１４……押ボタン、１５……ガイド体、
１７……弾性シール部材、２１……磁性流体。
Fig. 1 is a partially cutaway front view of a small micro switch to which the push button switch seal structure of this invention is applied, and Fig. 2 is an enlarged sectional view showing the seal structure of the push button insertion part of the push button switch. FIG. 3 is a partially cutaway front view of a small micro switch to which the seal structure of a conventional push button switch is applied. 1... Switch case, 1a... Upper wall, 13...
...Through hole, 14...Push button, 15...Guide body,
17...Elastic sealing member, 21...Magnetic fluid.
Claims (1)
挿されて上記スイツチケース内のスイツチ機構を
駆動する押ボタンと、上記押ボタンと透孔との隙
間を被うように１次シールとして上記スイツチケ
ースの上壁に装着された弾性シール部材と、上記
透孔の内周面に露出状態で植設されて上記押ボタ
ンの軸動をガイドする略筒形のガイド体とを備え
、上記押ボタンとガイド体の少なくともいずれか
一方を磁性材で構成し、上記押ボタンとガイド体
との間に２次シールとして磁性流体を介在したこ
とを特徴とする押ボタンスイツチのシール構造。 A push button that is inserted into a through hole formed in the upper wall of the switch case to drive the switch mechanism in the switch case, and a primary seal that covers the gap between the push button and the through hole. The switch case includes an elastic seal member attached to the upper wall of the switch case, and a substantially cylindrical guide body that is implanted in an exposed state on the inner circumferential surface of the through hole and guides the axial movement of the push button. 1. A seal structure for a push button switch, characterized in that at least one of the button and the guide body is made of a magnetic material, and a magnetic fluid is interposed between the push button and the guide body as a secondary seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14320987U JPS6448827U (en) | 1987-09-18 | 1987-09-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14320987U JPS6448827U (en) | 1987-09-18 | 1987-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6448827U true JPS6448827U (en) | 1989-03-27 |
Family
ID=31409823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14320987U Pending JPS6448827U (en) | 1987-09-18 | 1987-09-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6448827U (en) |
-
1987
- 1987-09-18 JP JP14320987U patent/JPS6448827U/ja active Pending