JPH0541141A - Seesaw switch - Google Patents
Seesaw switchInfo
- Publication number
- JPH0541141A JPH0541141A JP19519291A JP19519291A JPH0541141A JP H0541141 A JPH0541141 A JP H0541141A JP 19519291 A JP19519291 A JP 19519291A JP 19519291 A JP19519291 A JP 19519291A JP H0541141 A JPH0541141 A JP H0541141A
- Authority
- JP
- Japan
- Prior art keywords
- switch
- sheet
- contact
- seesaw
- switch case
- 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
Landscapes
- Tumbler Switches (AREA)
- Manufacture Of Switches (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、各種電子機器の入力操
作部等に用いられるシーソースイッチに関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seesaw switch used for an input operation section of various electronic devices.
【0002】[0002]
【従来の技術】従来のシーソースイッチについて図9〜
図12により説明する。図9は従来のシーソースイッチ
の外観斜視図、図10はその断面図、図11はその構成
部品を示す分解斜視図、図12はその動作状態を示す側
断面図である。2. Description of the Related Art A conventional seesaw switch shown in FIG.
This will be described with reference to FIG. 9 is an external perspective view of a conventional seesaw switch, FIG. 10 is a sectional view thereof, FIG. 11 is an exploded perspective view showing its components, and FIG. 12 is a side sectional view showing its operating state.
【0003】図9〜図12において、1は上下が貫通し
た枠体形状の絶縁樹脂製スイッチケースで、その下面側
には、銅張積層板から成る長方形の接点基板2が開口部
を塞ぐように取付けられている。この接点基板2の上表
面には、左右の対称位置に二組の一対の銅箔製固定接点
3(3A,3B)および4(4A,4B)が設けられる
と共に、その中間位置には、各固定接点と導通した接続
部5が形成され、ここにスイッチ基板2下面側から貫通
孔6を通された外部接続用リード線7が半田付け接続さ
れている。In FIGS. 9 to 12, reference numeral 1 denotes a frame-shaped insulating resin switch case which penetrates vertically, and a rectangular contact board 2 made of a copper clad laminate closes the opening on the lower surface side thereof. Installed on. Two pairs of copper foil fixed contacts 3 (3A, 3B) and 4 (4A, 4B) are provided on the upper surface of the contact substrate 2 at symmetrical positions on the left and right, and at intermediate positions thereof, A connection portion 5 is formed which is electrically connected to the fixed contact, and an external connection lead wire 7 which is passed through the through hole 6 from the lower surface side of the switch substrate 2 is soldered and connected thereto.
【0004】そして、スイッチ基板2の上方には、各固
定接点3,4に対応した可動接点8,9を各々の頂点内
側に備えた二個の接点ドーム10,11を一体に形成し
た弾力性を有するコンタクトラバー12がスイッチケー
ス1の内側に嵌め込まれている。さらに、スイッチケー
ス1の上面側には、シーソーボタン13が開口部を塞ぐ
ように配され、上記二組の接点3,4の中間位置でスイ
ッチケース1の対向壁面に設けられた支点部14により
左右に揺動可能に支持されている。そして、このシーソ
ーボタン13の左右の押下げ部15,16の下面には作
動用突部17,18があり、各々の下端部は上記コンタ
クトラバー12の二個の接点ドーム10,11の頂点に
接している。Above the switch substrate 2, two contact domes 10 and 11 having movable contacts 8 and 9 corresponding to the fixed contacts 3 and 4 inside the respective apexes are integrally formed to have elasticity. A contact rubber 12 having a is fitted inside the switch case 1. Further, a seesaw button 13 is arranged on the upper surface side of the switch case 1 so as to close the opening, and a fulcrum portion 14 provided on the opposite wall surface of the switch case 1 at an intermediate position between the two sets of contacts 3 and 4. It is swingably supported to the left and right. Then, there are operating projections 17 and 18 on the lower surfaces of the left and right push-down portions 15 and 16 of the seesaw button 13, and the lower end portions of these are located at the apexes of the two contact domes 10 and 11 of the contact rubber 12. Touching.
【0005】このような構成のスイッチにおいて、シー
ソーボタン13の一方の押下げ部15に押し力を加える
と、シーソーボタン13は支点14を中心にして左方向
に回転し、その下面の作動用突部17がコンタクトラバ
ー12の接点ドーム10を下方に押下げて、図10の状
態から図12のように接点ドーム10を変形させ、その
頂点内側の可動接点8が、接点基板2上の固定接点3
A,3Bを短絡させる。この時、この信号はリード線7
を介して外部に伝達される。In the switch having such a structure, when a pressing force is applied to one pressing portion 15 of the seesaw button 13, the seesaw button 13 rotates counterclockwise about the fulcrum 14 and the lower surface thereof has an operating protrusion. The portion 17 pushes the contact dome 10 of the contact rubber 12 downward to deform the contact dome 10 from the state of FIG. 10 as shown in FIG. 12, and the movable contact 8 inside the apex of the contact dome 10 is the fixed contact on the contact substrate 2. Three
Short A and 3B. At this time, this signal is sent to the lead wire 7.
Is transmitted to the outside via.
【0006】そして、シーソーボタン13の押下げ部1
5に加える力を除くと、変形していたラバー製接点ドー
ム10が、その弾性復元力によって元に戻ろうとして可
動接点8が固定接点3から離れ、シーソー用ボタン13
の作動用突部17を押し戻すことによって、スイッチは
元の図10の状態に戻る。同様に、シーソーボタン13
の他方の押下げ部16に押し力を加える場合には、他方
の固定接点4を接触および離脱させることができる。Then, the push-down portion 1 of the seesaw button 13
When the force applied to 5 is removed, the deformed rubber contact dome 10 tries to return to its original state due to its elastic restoring force, the movable contact 8 separates from the fixed contact 3, and the seesaw button 13
The switch returns to the original state of FIG. 10 by pushing back the operating projection 17 of FIG. Similarly, seesaw button 13
When a pushing force is applied to the other push-down portion 16, the other fixed contact 4 can be brought into contact with and released from the other.
【0007】[0007]
【発明が解決しようとする課題】しかしながら、上記従
来のシーソースイッチにおいては、構成部品点数が多い
ために、組合わせによる精度が悪くなり、また組立て工
数が多くなるためにコスト高になるという欠点があっ
た。また、スイッチ全体の高さ寸法が大きく、使用機器
の小形化,薄形化に対応し難いという課題もあった。However, in the above-described conventional seesaw switch, the number of constituent parts is large, so that the precision due to the combination is deteriorated, and the number of assembling steps is large, so that the cost is high. there were. In addition, there is a problem that the height of the entire switch is large and it is difficult to reduce the size and thickness of the equipment used.
【0008】本発明はこれら課題を解決するもので、構
成部品点数および組立て工数が少なく、精度の高い安価
な薄形のシーソースイッチを提供することを目的とす
る。An object of the present invention is to solve these problems, and an object thereof is to provide an inexpensive and thin seesaw switch which has a small number of constituent parts and a small number of assembling steps and is highly accurate.
【0009】[0009]
【課題を解決するための手段】この目的を達成するため
に本発明のスイッチは、一枚の絶縁フレキシブルシート
を折り返した対向内面の所定の二点にそれぞれ対向する
接点を配し、この対向する接点の上面側のシートを弾力
性を有するドーム状に絞り加工してそれぞれ対向する接
点間に間隙を設けると共に、この二組の接点を外部に接
続するリード用導体をも一体に形成したスイッチシート
と、上面開口部を有する箱形で、底面上に前記スイッチ
シートの対向する接点を収容すると共に、底面端部にリ
ード用導体の導出用間隙を有する絶縁樹脂製のスイッチ
ケースと、スイッチケース上面開口部を塞ぐように配さ
れ、二組の接点部の中間位置でスイッチケースの対向す
る壁面の支点部により揺導可能に保持されると共に、ス
イッチシートに面した下面側に、前記二箇所のドーム状
の部分の上面に接した二個の作動用突部を有するシーソ
ーボタンとからなる構成としたものである。In order to achieve this object, the switch of the present invention is provided with contact points which are opposed to each other at predetermined two points on the opposed inner surfaces of one insulating flexible sheet which is folded back. A switch sheet in which a sheet on the upper surface side of the contacts is drawn into a dome shape having elasticity to form a gap between the opposing contacts, and a lead conductor for connecting these two sets of contacts to the outside is also integrally formed. And a switch case made of an insulating resin and having a box shape having an opening on the upper surface, which accommodates the contact points of the switch sheet facing each other on the bottom surface and has a lead-out conductor lead-out gap at the end portion of the bottom surface, and the switch case upper surface. It is arranged so as to block the opening, and is held so that it can be swung by the fulcrum of the opposite wall surface of the switch case at the intermediate position between the two sets of contact parts, and it also faces the switch sheet. And the lower surface side, in which a structure consisting of a seesaw button having two actuation projection in contact with the upper surface of the dome-shaped portion of the two places.
【0010】また、前記のスイッチケースの底面部に、
対向する接点が当接する部分の周囲三方に切断部を設け
て片持ち梁状部とした構成のシーソースイッチとしたも
のである。Further, on the bottom of the switch case,
This is a seesaw switch having a cantilevered shape in which cutting portions are provided on three sides around the portion where the contacts facing each other abut.
【0011】さらにまた、前記のスイッチケースの底面
部の片持ち梁状部を複数個に分割した構成のシーソース
イッチとしたものである。Furthermore, the seesaw switch has a structure in which the cantilevered portion on the bottom surface of the switch case is divided into a plurality of pieces.
【0012】[0012]
【作用】この構成により、スイッチの固定接点基板部、
弾力性を有する可動接点ドーム部および外部接続リード
部の三機能の部品を一体に形成してしまうから、スイッ
チの構成部品点数を少なくすることができると共に、ス
イッチ全体の高さ寸法を小さくすることができる。With this configuration, the fixed contact board portion of the switch,
Since the three-function parts of the movable contact dome part and the external connection lead part, which have elasticity, are integrally formed, it is possible to reduce the number of constituent parts of the switch and to reduce the height of the entire switch. You can
【0013】[0013]
【実施例】本発明の実施例について図面により説明す
る。Embodiments of the present invention will be described with reference to the drawings.
【0014】(実施例1)図1は本発明第1の実施例に
おけるシーソースイッチの側断面図、図2はその外観斜
視図、図3はその構成部品を示す分解斜視図、図4はそ
の要部であるスイッチシートの開口斜視図、図5はその
操作状態を説明する断面図である。(Embodiment 1) FIG. 1 is a side sectional view of a seesaw switch according to a first embodiment of the present invention, FIG. 2 is an external perspective view thereof, FIG. 3 is an exploded perspective view showing its components, and FIG. FIG. 5 is a perspective view showing an opening of a switch sheet, which is a main part, and FIG.
【0015】図1〜図5において、21は上面開口部を
有する箱形の絶縁樹脂製スイッチケースで、その内部底
面には絶縁フレキシブルシートから成るスイッチシート
22を収容している。In FIGS. 1 to 5, reference numeral 21 is a box-shaped insulating resin switch case having an upper surface opening, and a switch sheet 22 made of an insulating flexible sheet is housed in the inner bottom surface thereof.
【0016】このスイッチシート22は、図4に示すよ
うに、一枚の細長い絶縁フレキシブルシートを折り返し
た対向内面のうち、下方のスイッチケース21の底面に
当接する側のシート22A面上に所定の間隔で二組の固
定接点23A,23Bおよび24A,24Bを、他方の
折り返しシート22B面にはこれら固定接点23A,2
3Bおよび24A,24B間を短絡する可動接点25お
よび26を、各々所定の位置に導電体印刷等の方法によ
り形成すると共に、固定接点側のシート22Aの折り返
し部分とは逆の方向に伸ばされた延長部22Cには、こ
のスイッチの固定接点23A,23B,24A,24B
を外部に接続する細幅のリード用導体27A,27B,
27Cが印刷等により形成されている。そして、この延
長部22Cは、上記スイッチケース21の底面端部に設
けられた隙間28を通って外部に導出されている。As shown in FIG. 4, the switch sheet 22 has a predetermined inner surface of a sheet 22A which is in contact with the bottom surface of the lower switch case 21 among the opposite inner surfaces of the folded and folded insulating flexible sheet. Two sets of fixed contacts 23A, 23B and 24A, 24B are provided at intervals, and these fixed contacts 23A, 2B are provided on the other folded sheet 22B surface.
Movable contacts 25 and 26 that short-circuit between 3B and 24A and 24B are formed at predetermined positions by a method such as conductor printing, and are extended in a direction opposite to the folded portion of the sheet 22A on the fixed contact side. The extension 22C has fixed contacts 23A, 23B, 24A, 24B of this switch.
Narrow lead conductors 27A, 27B for connecting the
27C is formed by printing or the like. The extended portion 22C is led out to the outside through a gap 28 provided at the bottom end of the switch case 21.
【0017】また、折り返しシート22B面上の可動接
点部25,26の部分には、固定接点側のシート23A
に重ね合わせた場合に、固定接点23,24に対して一
定のギャップを保つために、絞り加工により弾力性を有
するドーム状部25A,26Aが形成されている。この
固定接点側のシート22Aおよび折り返しシート22B
にあけられた小孔22Dおよび22Eに、スイッチケー
ス21の底面のダボ21Aを通してかしめることによ
り、スイッチシート22はスイッチケース21の底面に
固着されている。The fixed contact side sheet 23A is provided at the movable contact portions 25 and 26 on the folded sheet 22B surface.
In order to maintain a constant gap with respect to the fixed contacts 23 and 24 when they are overlapped with each other, the dome-shaped portions 25A and 26A having elasticity are formed by drawing. This fixed contact side sheet 22A and folded sheet 22B
The switch sheet 22 is fixed to the bottom surface of the switch case 21 by caulking the dowel 21A on the bottom surface of the switch case 21 into the small holes 22D and 22E formed in the switch case 21.
【0018】そして、スイッチケース21の上面開口部
を塞ぐように、シーソーボタン29が配され、前記二組
の固定接点23,24(および可動接点25,26)の
中間位置でスイッチケース21の対向壁面に設けられた
支点部31により揺動可能に支持されていることは、従
来例と同様であり、このシーソーボタン29にも、左右
の押下げ部32,33の下面に作動用突部34,35が
あり、各々の下端部は、上記可動接点25,26のドー
ム状部25A,26Aの頂点に接している。A seesaw button 29 is arranged so as to close the upper opening of the switch case 21, and the switch case 21 is opposed to the intermediate position between the two sets of fixed contacts 23 and 24 (and movable contacts 25 and 26). It is swingably supported by a fulcrum portion 31 provided on the wall surface, as in the conventional example. The seesaw button 29 also has an operating projection 34 on the lower surface of the left and right push-down portions 32, 33. , 35, and the lower end of each is in contact with the apex of the dome-shaped portions 25A, 26A of the movable contacts 25, 26.
【0019】本発明は以上のように構成されるものであ
り、シーソーボタン29の一方の押下げ部32(または
33)に押し力を加えると、シーソーボタン29は支点
部31を中心にして左方向(または右方向)に回転し
て、その下面の作動用突部34(または35)が折り返
しシート22Bのドーム状部25A(または26A)を
下方に押し下げ、図5のように変形させて、その内側の
可動接点25(または26)が、固定接点側シート22
Aの固定接点23A,23B間(または24A,24B
間)を短絡させる。The present invention is configured as described above. When a pressing force is applied to one of the push-down portions 32 (or 33) of the seesaw button 29, the seesaw button 29 moves to the left around the fulcrum 31. Direction (or right direction), the operating projection 34 (or 35) on the lower surface thereof pushes down the dome-shaped portion 25A (or 26A) of the folded sheet 22B to deform it as shown in FIG. The movable contact 25 (or 26) inside is the fixed contact side sheet 22.
A fixed contact 23A, 23B (or 24A, 24B
Short circuit).
【0020】この時、この信号は延長部シート22Cの
リード用導体27A,27B(または27A,27C)
を介して外部に伝達される。At this time, this signal is sent to the lead conductors 27A and 27B (or 27A and 27C) of the extension sheet 22C.
Is transmitted to the outside via.
【0021】そして、シーソーボタン29の押下げ部3
2(または33)に加える押し力を除くと、変形してい
た折り返しシート22Bのドーム部25A(または26
A)が、その弾性力によって元に戻ろうとして、可動接
点25(または26)が固定接点23(または24)か
ら離れ、シーソーボタン29の作動用突部34(または
35)を押し戻すことによって、スイッチが元の状態に
戻ることは、従来例と同様である。Then, the push-down portion 3 of the seesaw button 29
Excluding the pushing force applied to 2 (or 33), the dome portion 25A (or 26) of the folded sheet 22B that has been deformed
A) tries to return to its original state due to its elastic force, the movable contact 25 (or 26) separates from the fixed contact 23 (or 24), and pushes back the operating projection 34 (or 35) of the seesaw button 29, The return of the switch to the original state is the same as in the conventional example.
【0022】(実施例2)ここで、シーソーボタン29
の押下げ部32(または33)に押し力を加える際に、
作動用突部34(または35)によってスイッチシート
の対向する可動接点25と固定接点23の間(または可
動接点26と固定接点24の間)に必要以上の大きな力
が加わり、これらの各接点23,24,25,26の導
電体印刷が削れたり、変形したりしないように考慮した
第2の実施例を図6および図7を用いて説明する。図6
はスイッチケースを底面側から見た外観斜視図、図7は
スイッチの操作状態を示す側断面図である。(Embodiment 2) Here, seesaw button 29
When applying a pressing force to the push-down part 32 (or 33) of
The actuating protrusion 34 (or 35) exerts an unnecessarily large force between the movable contact 25 and the fixed contact 23 (or between the movable contact 26 and the fixed contact 24) facing each other on the switch sheet. , 24, 25, 26 will be described with reference to FIGS. 6 and 7 in which a second embodiment is considered so as not to be scraped or deformed. Figure 6
FIG. 7 is an external perspective view of the switch case as seen from the bottom side, and FIG. 7 is a side sectional view showing the operating state of the switch.
【0023】図6および図7に示すように、スイッチシ
ート22を収容するスイッチケース21を弾力性を有す
る絶縁樹脂で形成し、その底面部のうち、対向する可動
接点25と固定接点23とおよび可動接点26と固定接
点24とが当接する部分の周囲三方にそれぞれ切断部3
6および37を設けて片持ち梁状部38および39とし
たものであり、図7に示すように、シーソーボタン29
の押下げ部32に押し力を加え、作動用突部34によっ
て折り返しシート22Bのドーム状部25Aが押されて
変形し、その内側の可動接点25が固定接点側シート2
2Aの固定接点23に当接した状態からさらに押し力を
加えると、上記スイッチケース底面の片持ち梁状部38
が撓み、シーソーボタン29の左方下端部32Aがスイ
ッチケース21の上端に当たるまで変形することによ
り、可動接点25と固定接点23の間に異常な力が加わ
ることを防ぐものである。As shown in FIGS. 6 and 7, the switch case 21 for accommodating the switch sheet 22 is formed of an insulating resin having elasticity, and the movable contact 25 and the fixed contact 23, which face each other, of the bottom portion of the switch case 21 are formed. The cutting portions 3 are respectively provided on three sides around the portion where the movable contact 26 and the fixed contact 24 contact each other.
6 and 37 are provided to form cantilevered portions 38 and 39, and as shown in FIG.
A pushing force is applied to the pushing-down portion 32 of the sheet, and the dome-shaped portion 25A of the folded sheet 22B is pushed and deformed by the operating projection 34, and the movable contact 25 inside thereof is fixed to the fixed-contact-side sheet 2
When a pressing force is further applied from the state of being in contact with the fixed contact 23 of 2A, the cantilevered portion 38 on the bottom surface of the switch case.
Is bent, and the left lower end 32A of the seesaw button 29 is deformed until it hits the upper end of the switch case 21, thereby preventing an abnormal force from being applied between the movable contact 25 and the fixed contact 23.
【0024】この後、シーソーボタン29に加える押し
力を除くと、この片持ち梁状部38は、その弾性力によ
り、元の状態に復することになる。After this, when the pushing force applied to the seesaw button 29 is removed, the cantilevered portion 38 returns to its original state due to its elastic force.
【0025】(実施例3)この第2の実施例をさらに改
良したものが、図8に示す第3の実施例であり、図8は
スイッチケースを底面側から見た外観斜視図である。図
6に示すスイッチケース21の底面部に可撓性を有する
片持ち梁状部38(または39)を複数個に分割して図
8の片持ち梁状部38A,38B,……(または39
A,39B,……)とすることによって、スイッチの対
向する可動接点25と固定接点23との間(または可動
接点26と固定接点24との間)の接触圧力の加わるポ
イントを複数個にして、塵埃等に対してもスイッチ接触
の安定化をはかれるものである。(Third Embodiment) A further improvement of the second embodiment is a third embodiment shown in FIG. 8. FIG. 8 is an external perspective view of the switch case as seen from the bottom side. 8 is divided into a plurality of flexible cantilevered portions 38 (or 39) on the bottom surface of the switch case 21 shown in FIG. 6 and the cantilevered portions 38A, 38B, ... (Or 39) of FIG.
A, 39B, ...) By making the contact pressure between the movable contact 25 and the fixed contact 23 (or between the movable contact 26 and the fixed contact 24) facing each other of the switch, a plurality of points are applied. The switch contact is stabilized against dust and the like.
【0026】なお、片持ち梁状部38(または39)を
複数個に分割する方法は、図8(a),(b),(c)
に示すような方法がある。The method of dividing the cantilevered beam-like portion 38 (or 39) into a plurality of portions is shown in FIGS. 8 (a), 8 (b) and 8 (c).
There is a method as shown in.
【0027】[0027]
【発明の効果】本発明は、上記実施例より明らかなよう
に、シーソースイッチの固定接点基板部、弾力性を有す
る可動接点ドーム部および外部接続リード部をも一枚の
絶縁フレキシブルシートから形成したものであり、以下
に示す効果を有する。According to the present invention, as is apparent from the above embodiment, the fixed contact substrate portion of the seesaw switch, the movable contact dome portion having elasticity and the external connection lead portion are also formed from one insulating flexible sheet. And has the following effects.
【0028】(1)スイッチ構成部品点数が少ないた
め、部品組合わせによる精度の劣化が小さい。(1) Since the number of switch constituent parts is small, the deterioration of accuracy due to the combination of parts is small.
【0029】(2)スイッチ構成部品点数が少ないた
め、組立て工数が少なくコスト面で有利である。(2) Since the number of switch components is small, the number of assembling steps is small, which is advantageous in terms of cost.
【0030】(3)可動接点ドーム部,固定接点基板を
はじめとする構成部品が薄く、スイッチ全体の高さを低
くすることができるので、使用機器の小形化・薄形化に
非常に有利である。(3) Since the components such as the movable contact dome portion and the fixed contact substrate are thin, and the height of the entire switch can be reduced, it is very advantageous for downsizing and thinning the equipment used. is there.
【0031】(4)スイッチのシーソーボタン部に大き
な外力が加わっても、接点部を保護し、安定した接触を
得る構成ができる。(4) Even if a large external force is applied to the seesaw button portion of the switch, the contact portion can be protected and a stable contact can be obtained.
【図1】本発明の第1の実施例におけるシーソースイッ
チの側断面図FIG. 1 is a side sectional view of a seesaw switch according to a first embodiment of the present invention.
【図2】第1の実施例におけるシーソースイッチの外観
斜視図FIG. 2 is an external perspective view of the seesaw switch according to the first embodiment.
【図3】第1の実施例におけるシーソースイッチの分解
斜視図FIG. 3 is an exploded perspective view of the seesaw switch according to the first embodiment.
【図4】第1の実施例におけるシーソースイッチの同要
部であるスイッチシートの斜視図FIG. 4 is a perspective view of a switch sheet, which is a main part of the seesaw switch according to the first embodiment.
【図5】第1の実施例におけるシーソースイッチの同操
作状態を説明する側断面図FIG. 5 is a side sectional view for explaining the same operation state of the seesaw switch in the first embodiment.
【図6】本発明の第2の実施例の要部であるスイッチケ
ースの外観斜視図FIG. 6 is an external perspective view of a switch case that is a main part of the second embodiment of the present invention.
【図7】同第2の実施例の操作状態を説明する側断面図FIG. 7 is a side sectional view for explaining an operating state of the second embodiment.
【図8】本発明の第3の実施例の要部であるスイッチケ
ースの外観斜視図FIG. 8 is an external perspective view of a switch case that is a main part of a third embodiment of the present invention.
【図9】従来のシーソースイッチの斜視図FIG. 9 is a perspective view of a conventional seesaw switch.
【図10】従来のシーソースイッチの側断面図FIG. 10 is a side sectional view of a conventional seesaw switch.
【図11】従来のシーソースイッチの分解斜視図FIG. 11 is an exploded perspective view of a conventional seesaw switch.
【図12】従来のシーソースイッチの操作状態を説明す
る側断面図FIG. 12 is a side sectional view for explaining an operating state of a conventional seesaw switch.
21 スイッチケース 22 スイッチシート 23,24 固定接点 25,26 可動接点 25A,26A ドーム状部 27 リード用導体 29 シーソーボタン 31 支点部 32,33 押下げ部 34,35 作動用突部 36,37 切断部 38,39 片持ち梁状部 21 switch case 22 switch sheet 23, 24 fixed contact 25, 26 movable contact 25A, 26A dome-shaped portion 27 lead conductor 29 seesaw button 31 fulcrum portion 32, 33 push-down portion 34, 35 actuating protrusion 36, 37 cutting portion 38,39 cantilever
Claims (3)
た対向内面の所定の二点にそれぞれ対向する接点を配
し、この対向する接点の上面側のシートを弾力性を有す
るドーム状に絞り加工してそれぞれ対向する接点間に間
隙を設けると共に、この二組の接点を外部に接続するリ
ード用導体をも一体に形成したスイッチシートと、上面
開口部を有する箱形で底面上に前記スイッチシートの対
向する接点を収容すると共に、底面端部にリード用導体
の導出用間隙を有する絶縁樹脂製のスイッチケースと、
スイッチケース上面開口部を塞ぐように配され、二組の
接点の中間位置でスイッチケースの対向する壁面の支点
部により揺動可能に保持されると共に、スイッチシート
に面した下面側に、前記二箇所のドーム状の部分の上面
に接した二個の作動用突部を有するシーソーボタンとか
らなるシーソースイッチ。1. An insulating flexible sheet is formed by folding back an insulating flexible sheet, and contact points are provided at predetermined two points on the opposing inner surface. The sheet on the upper surface of the contact points is drawn into a dome shape having elasticity. And a switch sheet integrally formed with a lead conductor for connecting these two sets of contacts to each other, and a box-shaped switch sheet having an opening on the upper surface of the switch sheet on the bottom surface. A switch case made of an insulating resin, which accommodates the opposing contacts and has a lead-out conductor lead-out gap at the bottom end portion,
It is arranged so as to close the opening of the upper surface of the switch case, is swingably held by a fulcrum portion of the opposite wall surface of the switch case at an intermediate position of the two sets of contacts, and is provided on the lower surface side facing the switch sheet. A seesaw switch consisting of a seesaw button having two actuating protrusions in contact with the upper surface of the dome-shaped portion of the location.
囲三方に切断部を設けて片持ち梁状部としたスイッチケ
ースからなる請求項1記載のシーソースイッチ。2. The seesaw switch according to claim 1, wherein the seesaw switch is a cantilever-shaped switch case in which cutting portions are provided on three sides around a portion where a contact facing the bottom portion abuts.
ケースからなる請求項2記載のシーソースイッチ。3. The seesaw switch according to claim 2, comprising a switch case in which the cantilever portion is divided into a plurality of parts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19519291A JP3225544B2 (en) | 1991-08-05 | 1991-08-05 | Seesaw switch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19519291A JP3225544B2 (en) | 1991-08-05 | 1991-08-05 | Seesaw switch |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0541141A true JPH0541141A (en) | 1993-02-19 |
JP3225544B2 JP3225544B2 (en) | 2001-11-05 |
Family
ID=16336985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19519291A Expired - Fee Related JP3225544B2 (en) | 1991-08-05 | 1991-08-05 | Seesaw switch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3225544B2 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0762449A3 (en) * | 1992-09-08 | 1997-08-27 | Abb Patent Gmbh | Rocker key switch |
US6545239B2 (en) * | 2001-08-09 | 2003-04-08 | Illinois Tool Works Inc. | Rocker switch with snap dome contacts |
US7285740B2 (en) | 2004-07-23 | 2007-10-23 | Sumitomo Wiring Systems, Ltd. | Toggle button structure |
WO2007134663A1 (en) * | 2006-05-24 | 2007-11-29 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Control for the electrical actuation of a lock on a lid or on a door in a vehicle |
JP2016033896A (en) * | 2014-07-31 | 2016-03-10 | 株式会社東海理化電機製作所 | Input apparatus |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009033486B4 (en) * | 2008-09-30 | 2018-12-27 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | operating unit |
-
1991
- 1991-08-05 JP JP19519291A patent/JP3225544B2/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0762449A3 (en) * | 1992-09-08 | 1997-08-27 | Abb Patent Gmbh | Rocker key switch |
US6545239B2 (en) * | 2001-08-09 | 2003-04-08 | Illinois Tool Works Inc. | Rocker switch with snap dome contacts |
US7285740B2 (en) | 2004-07-23 | 2007-10-23 | Sumitomo Wiring Systems, Ltd. | Toggle button structure |
WO2007134663A1 (en) * | 2006-05-24 | 2007-11-29 | Huf Hülsbeck & Fürst Gmbh & Co. Kg | Control for the electrical actuation of a lock on a lid or on a door in a vehicle |
US7884293B2 (en) | 2006-05-24 | 2011-02-08 | Huf Hulsbeck & Furst Gmbh & Co. Kg | Control for the electrical actuation of a lock on a lid or on a door in a vehicle |
JP2016033896A (en) * | 2014-07-31 | 2016-03-10 | 株式会社東海理化電機製作所 | Input apparatus |
Also Published As
Publication number | Publication date |
---|---|
JP3225544B2 (en) | 2001-11-05 |
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