JPS6188413A - Rotary switch - Google Patents

Rotary switch

Info

Publication number
JPS6188413A
JPS6188413A JP20928184A JP20928184A JPS6188413A JP S6188413 A JPS6188413 A JP S6188413A JP 20928184 A JP20928184 A JP 20928184A JP 20928184 A JP20928184 A JP 20928184A JP S6188413 A JPS6188413 A JP S6188413A
Authority
JP
Japan
Prior art keywords
contact
plate
contact plate
side contact
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.)
Pending
Application number
JP20928184A
Other languages
Japanese (ja)
Inventor
致良 宮田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mik Electronic Corp
Original Assignee
Mik Electronic Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mik Electronic Corp filed Critical Mik Electronic Corp
Priority to JP20928184A priority Critical patent/JPS6188413A/en
Publication of JPS6188413A publication Critical patent/JPS6188413A/en
Pending legal-status Critical Current

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  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【発明の詳細な説明】 ■)・・・産業上の利用分野、従来技術ビデオテープレ
コーダなどの電子機器において、主に複数の電気回路(
例3〜6回路)の開閉操作を、その開閉順番及び開また
は閉の継続、断続等の目的に応じてプログラミングして
、そのプログラム通シにスイッチングを行うスイッチの
必要性が多々あるが、この種スイッチとして:は、従来
、所Mlクータリスイノチが広く用いられている。
Detailed Description of the Invention ■)...Industrial fields of application, prior art In electronic equipment such as video tape recorders, mainly multiple electric circuits (
It is often necessary to program the opening/closing operations of circuits (Examples 3 to 6) according to the order of opening/closing and the purpose of continuing or intermittent opening or closing, and to switch according to the program. As a seed switch, Ml cutaris inochi has conventionally been widely used.

該ロータリスイッチは、概ね、第6図示の如く、複数の
端子部lと、中心点P′から間隔をおいて設定した同心
円線上に接点部コ(導電部を露出した)からなる回路を
形成した小形なプリント基板3と、先端に接点部ψaの
ある接点板ψbなくし歯状【形成した接点ブラシ弘を内
面に固設したa−タSとを、ロータ5の中心点p //
とプリント基板3の中心点P′とを相対して設置し、両
者3、Sを適宜のケースに収めて構成したものである。
As shown in Figure 6, the rotary switch generally forms a circuit consisting of a plurality of terminal parts l and contact parts ko (conductive parts exposed) on concentric circles set at intervals from a center point P'. A small printed circuit board 3 and a contact plate ψb with a contact portion ψa at the tip and an a-tater S having a contact brush diaphragm fixed on its inner surface are connected to the center point p of the rotor 5.
and the center point P' of the printed circuit board 3 are placed opposite to each other, and both 3 and S are housed in an appropriate case.

而して、ロータSを回動すると、その接点ブラシqがプ
リント基板面上を擦って、露出した接点部ユに接点部ψ
aが接触してその回路がスイッチ閉し、また、その露出
部を長く形成すれば、その間、スイッチ閉が継続し、絶
縁部に到るとスイッチ開となる。そして、ロータSの回
動につれて、各啜截、板ψbの接点tAaがプログラム
順て接点部ニジて接触して、項番に或は複数回路が同時
(・て、スイッチの開閉が行われるものである。
When the rotor S is rotated, the contact brush q rubs the surface of the printed circuit board, and the contact part ψ is applied to the exposed contact part Y.
When a contacts the circuit, the switch closes, and if the exposed part is made long, the switch continues to be closed during that time, and when it reaches the insulating part, the switch opens. Then, as the rotor S rotates, the contacts tAa of the plate ψb come into contact with each other in the programmed order, and the switch is opened and closed at the same time or at the same time. It is.

ところが、上記従来のロータリスイッチには、下記の如
き欠点がある。
However, the conventional rotary switch described above has the following drawbacks.

l)・・・固定側接点板として、高価なプリント基板を
使用していること。
l) An expensive printed circuit board is used as the fixed side contact plate.

即ち、プリント基板は小さくて簡単な回路構成のもので
あっても、その製作工程に変りはなく、周知の如く、多
くの工程を経て製造され、よって、スイッチ部材として
は高価過ぎるコスト(でならするを得ない。図示例のよ
うなもので、現在の製造原価は40〜60円かXる。
In other words, even if a printed circuit board is small and has a simple circuit configuration, the manufacturing process remains the same, and as is well known, it is manufactured through many steps, and is therefore too expensive to be used as a switch component. It is inevitable.The current manufacturing cost for something like the example shown is about 40 to 60 yen.

2)・・・プリント基板の場合((は、スイッチのプロ
ダラムが変わる毎に、別のプリント基板を設計して、新
たなプリント基板を作成しなければならず、汎用性が全
くない。
2) In the case of printed circuit boards ((), each time the switch program changes, a different printed circuit board must be designed and a new printed circuit board created, and there is no versatility at all.

よって、製造個数が少ない場合(てはよりはj高てなら
ざるを得ない。
Therefore, if the number of products manufactured is small (or rather, the price will be higher).

3)・・・ロータに固設された接点ブラ/が、ロータの
可動によって、直接にブリット基板面を子グる・つで、
プリント基板を損傷してそO耐用准を縮C1性能抵下を
来たす。
3)...The contact bra fixed to the rotor directly touches the bullet board surface as the rotor moves.
This will damage the printed circuit board, reducing its service life and reducing C1 performance.

また、接点プランの接点部が、直接にプリント基板の接
点部に接触し擦って回路の開成を行うので°、ショート
が発生する。
Further, since the contact portion of the contact plan directly contacts and rubs the contact portion of the printed circuit board to open a circuit, a short circuit occurs.

4)・・・スイッチを構成する場合には、接点プラン及
ヒ、プリント基板の回路部分に金、録再Dメッキを施す
必要があり、これが相当に高価でニス?了ノブの原因の
1となっている。
4)...When constructing a switch, it is necessary to apply gold and recording/reproducing D plating to the contact plan and the circuit part of the printed circuit board, which is quite expensive and requires varnish. This is one of the causes of rotary knob.

この点、後記本発明においては、接薇、1 g 、及び
接点ばね板10の接点部分だけに部分メッキすれば足り
るので、従来の数分の1の費用ですむ。
In this regard, in the present invention described later, it is sufficient to partially plate only the contact portion of the contact spring plate 10, and the cost is a fraction of that of the conventional method.

■)・・・本発明の構成 本発明は上記従来ロータリスインチの欠点を解消すべく
なされたものである。
(2) Structure of the present invention The present invention has been made in order to eliminate the above-mentioned drawbacks of the conventional rotary inch.

即ち、本発明の構成を図示実施例につき説明すると、 円形板(絶縁性)の片面(下面)に、円中心p1を中心
とし間隔をおいて設定した1以上の同心円線L1、L2
、L3上の設定位置に、等高で設定円弧長の1以上のカ
ム6J、Ab、4cl、6c2を突設したカムロータA
と、 絶縁板7(例、プラスチック成形板)Kおける前記カム
ロータAの中心点PLと相対する点を中心点P2として
、カムロータAの同心円線Ll。
That is, to explain the configuration of the present invention with reference to the illustrated embodiment, one or more concentric circles L1, L2 are set on one side (lower surface) of a circular plate (insulating) at intervals around the circle center p1.
, a cam rotor A having one or more cams 6J, Ab, 4cl, and 6c2 of equal height and a set arc length protruding from set positions on L3.
A concentric circle line Ll of the cam rotor A, with a point on the insulating plate 7 (eg, plastic molded plate) K opposite to the center point PL of the cam rotor A as the center point P2.

L2、Lffと同じ間隔毎に接点部g′を有する接点板
ざ3%ざす、ざCを、例えば絶縁板7のプラスチック成
形加工時にインサート成形加工するなどして、適宜固設
した、固定側接点板Bと、導電性薄板9、例えば、ばね
性を有する金萬薄板(リン青銅薄@)における中心点P
 3’と前記固定側接点板Bの中心点P2とを相対する
と共に、固定側接点板Bの各接点板fa%、rb、ざC
と相対する位置て、接点部10’ と接触部lo″に一
汀する接点ばね板10a、lOb%lOcを、例えば、
該接点ばね板10as 10b110cとなる部分の三
辺の周囲をプレス加工で打抜きするなどして、適宜形成
した、可動側接点板Cとを各別設し。
A contact plate having contact portions g' at the same intervals as L2 and Lff is fixedly fixed as appropriate by insert molding, for example, during the plastic molding process of the insulating plate 7. The center point P of the plate B and the conductive thin plate 9, for example, the Kinman thin plate (phosphor bronze thin @) having spring properties.
3' and the center point P2 of the fixed side contact plate B, and each contact plate fa%, rb, and za C of the fixed side contact plate B.
For example, the contact spring plate 10a, lOb%lOc, which is located at a position opposite to the contact portion 10' and the contact portion lo'', is
A movable side contact plate C, which is formed as appropriate by punching the periphery of the three sides of the contact spring plates 10as, 10b, and 110c by press working, is provided separately.

固定側接点板B上−IK冊講キ傘≠#可動側接点板Cを
設置して、両板B、Cの中心点P2とP3、及び各接点
板と接点ばね8raと10a、ざbとtob、gcと1
0cを相対せしめ、可動!1+I i 改版C上にカム
ロータAを両者A%Cの中1し、点pHP3を相対せし
めて回転自在に設置して、本発明ロータリスイッチを構
成して、 カムロータAの回動、即ちそのカムA a s  bb
s&−cl、6c2の同心円線り、s、L2、L3上の
1凍り 回動によって、各カムが相対位置する町4カ1、接at
ffCの接点ばね板10a%lob%lOcの接鎚部1
0 //に接触し、各接点ばね板を下方へ撓めて、その
先端の接点部to’を、相対する固定側接点板Bの各接
点板ざa゛1.rb%gcの接点部g′に圧接(接点閉
止、スイッチON)するよってしたものである。
On the fixed side contact plate B - IK Bookmark Umbrella ≠ # Install the movable side contact plate C, and connect the center points P2 and P3 of both plates B and C, and each contact plate and the contact springs 8ra, 10a, and zab. tob, gc and 1
Move 0c relative to each other! 1+I i The rotary switch of the present invention is constructed by installing the cam rotor A on the revised version C, with the point pHP3 facing each other so as to be freely rotatable, so that the rotation of the cam rotor A, that is, the cam A a s bb
s&-cl, 6c2 concentric lines, 1 freeze rotation on s, L2, L3, each cam is located relative to the town 4 1, contact at
ffC contact spring plate 10a%lob%lOc hammer contact part 1
0 //, bends each contact spring plate downward, and connects the contact portion to' at the tip to each contact plate a1. of the opposing fixed side contact plate B. This is done by press-contacting (contact closing, switch ON) the contact part g' of rb%gc.

上記jておいて、 l)・・・カムロータAにおけるカム乙の設定位置は、
目的とする接点部″′A(スイッチON、0FF)の項
番とその継続、断読等のプログラムに合わせて適宜Jノ
定する。
Considering the above j, l)...The setting position of cam B in cam rotor A is
The J number is determined as appropriate according to the item number of the target contact section ''A (switch ON, OFF) and the program for its continuation, interruption, etc.

ワl]えば、図示f9:](3回路)(ておいて、カム
ロータAを時計方向:て可動したとさ、同心円線Ll上
に設定し7+、、カム6aが1番目に接点ばね板10a
を撓めてその接ξ部lO″と固定側接点板Bの接点板g
a7)接点部g′を接触せしめ(スイッチON)、その
ON状態はカム6aの円弧長さが接触部lO″上を通過
する間、継続する。
For example, if the cam rotor A is moved clockwise (3 circuits shown in the figure), the cam 6a is set on the concentric line Ll, and the cam 6a is the first contact spring plate 10a.
By bending the contact ξ portion lO'' and the contact plate g of fixed side contact plate B
a7) Contact g' is brought into contact (switch ON), and the ON state continues while the arcuate length of the cam 6a passes over the contact portion lO''.

次1・こ、同・L・円線L2上のカム6bが接点ばね板
10bを撓めて接点部10″と接点板gbの接点部g′
を接触(スイッチ0N)L、 次に、同心円腺L3上のカムAclが接点ばね板10c
を撓めて接点部10 //と接点板ざCの接点部g′を
接触(スイッチON)する。また、続いてカム/yc2
が同じく接点ばね板10cを撓めて接点部lO″と接点
板rcの接点部ざ′を接触(スイッチON)する。即ち
、10c1gcによるスイッチON、OFFが断続して
行われる。
Next 1.This, same.L.The cam 6b on the circular line L2 bends the contact spring plate 10b, and the contact portion g' of the contact portion 10'' and the contact plate gb
(switch 0N) L, then the cam Acl on the concentric gland L3 contacts the contact spring plate 10c.
is bent to bring the contact portion 10 // into contact with the contact portion g' of the contact plate C (switch ON). Also, cam/yc2
Similarly, the contact spring plate 10c is bent to bring the contact portion lO'' into contact with the contact portion of the contact plate rc (switch ON). That is, the switch 10c1gc is turned on and off intermittently.

而して、カム6は各同心円線り上に、目的とするスイッ
チON、OFFのタイミングとその断、快晴間の長短等
に応じて、位置及び円弧長を各々ムを形成することもあ
り、或は、同心円線上の一部を除きその殆んどにカムを
形成(殆んどスイッチONしておシ、一時的洗スイノチ
OFFする)することもあり、また、複数の同心円線上
のカムが2以上同時にスイッチON、OFFするなど、
目的に応じたスイッチングプログラムによって、その設
定は全く任意である。
Therefore, the cam 6 may form a position and an arc length on each concentric circle line depending on the intended timing of turning on and off the switch, its turning off, the length of the clear weather period, etc. Alternatively, cams may be formed on most of the concentric lines except for a part (most of the time, the switch is turned on and the cleaning switch is turned off temporarily), and cams on multiple concentric lines may be formed. Turning on and off two or more switches at the same time, etc.
The setting is completely arbitrary depending on the switching program according to the purpose.

付活//はカムロータAの回転軸を示すが1.カムロー
タAの回転手段は該軸//による他、適宜であ ’  
           /:3 lA m A L S
 Q 端柱pまた、/2は必要に応じて設けるカバー、
りある。
Activation // indicates the rotation axis of the cam rotor A; 1. The cam rotor A may be rotated by means of the shaft// or by other suitable means.
/:3 lA m A L S
Q End pillar p Also, /2 is a cover provided as necessary.
real.

2) 固定側接点板Bは、絶縁板、例えば、プラスチッ
クの成形Dj、にて接点板ざをインサート成形加エレコ
よって、カムロータAの各同心円線の間隔ト同じ間隔て
平行1.て、埋設し、該接点板ざ上面の接点部g′のけ
近を露出して設ける。
2) The fixed-side contact plate B is formed by insert-molding the contact plate using an insulating plate, for example, a plastic molding Dj, so that the concentric lines of the cam rotor A are parallel to each other with the same spacing. The contact plate is buried so that the upper surface of the contact plate near the contact portion g' is exposed.

接点部g′は5T動側接点板Cの接点部10’と相χ1
する位置に設定し、部分(金)メッキを施す。
The contact part g' has a phase χ1 with the contact part 10' of the 5T moving side contact plate C.
position, and apply partial (gold) plating.

また、通常の板げねスイッチの接点と同様のもの(例、
金属片)を回部((固着しても可である。
In addition, the contacts are similar to those of regular plate switches (e.g.
It is also possible to fix the metal piece) to the rotating part (().

3)・・・可動側接点板Cは、例えば、リン青銅等のば
b 1.・)ある金属薄板を用い、プレス打抜き加工こ
♀jζよって、設定位置にで接点ばね板10を形成する
3)...The movable contact plate C is made of, for example, phosphor bronze.1.・) Using a metal thin plate, press punching is performed to form the contact spring plate 10 at the set position.

該接点ばね撒lOの接点部io”、−1、例えば、先端
を曲げ、そこに部分(金)メッキを施して形成し、或は
先端に金属接点を固着して形成する。
The contact portion io'', -1 of the contact spring lO is formed, for example, by bending the tip and partially (gold) plating it, or by fixing a metal contact to the tip.

また接触部lO″は、例えば、プレス加工で接点ばねA
’Fj /’ 0の一部に突部を形成するなど、要する
にカム6と接触して接点ばねイ反10を下方へ撓める構
成であれば適宜である。
In addition, the contact portion lO'' is formed by pressing a contact spring A, for example.
Any configuration is suitable, such as forming a protrusion on a part of 'Fj/' 0, as long as it contacts the cam 6 and bends the contact spring 10 downward.

[[1)・・・本発明の効果 上記の構成及び作用から成る本発明ロータリスイッチは
、次のような秀れた効果を有するものである。
[[1] Effects of the present invention The rotary switch of the present invention having the above configuration and operation has the following excellent effects.

l)・・・従来の〇−タリスインチと異なり、高価なプ
リント基板を用いないので、スイッチ全体を極めて安価
に製造し得る。
l) Unlike the conventional Talis inch, an expensive printed circuit board is not used, so the entire switch can be manufactured at extremely low cost.

叩ち、カムロータA、固定側接点板B1町動何1接点板
C及びカバーをもって本発明スイッチを構成して、現在
製造原価30〜40円であり、従来0プllント基板分
だけのコストで済ム。
The switch of the present invention is constructed with the hammer, cam rotor A, fixed contact plate B1, moving part, contact plate C, and cover, and the manufacturing cost is currently 30 to 40 yen, which is the cost of the conventional printed circuit board. Finished.

2)・・スイッチ全体が単純なメカ部品だけでK Ei
されているので、上記の如く製造、加工が簡単でコスト
安となる他、操作上の故障が少なく、ス・イノチ作用に
信頼性がある。
2)...The entire switch is made of simple mechanical parts.
Therefore, as mentioned above, manufacturing and processing are simple and costs are low, and there are few operational failures, and the suction action is reliable.

3)・・従来は、スイッチングプログラムが’T= 更
すれる毎に、最も高価なプリント基板を変更、交換せね
ばならず、汎用性に欠けたが、 本発明は、同心円線の数及び該線上のカムの設定だけを
変更したカムロータを交換するだけで済 ゛み、他の固
定側、可動側接点板その他は変更を要しないので、秀れ
た汎用性を保有せしめ得た。
3)...In the past, the most expensive printed circuit board had to be changed or replaced every time the switching program was changed, resulting in lack of versatility, but the present invention improves the number of concentric lines and the corresponding It is only necessary to replace the cam rotor with only the cam settings on the line changed, and there is no need to change the other fixed side, movable side contact plates, etc., so it has excellent versatility.

4)・・従来の接点プランが#秦プリント基板面上を直
接擦するのと相違し、本発明の場合にはカムロータが回
動して可動側接点板の接点ばね凧を下方へ撓ま、tて、
固定側接点板の定位置(接点部):こ接)j虫(スイ 
ノブ−0N)し、或シ′ユ]妾免虫)、<1里2・:迷
続。
4) Unlike the conventional contact plan which directly rubs the surface of the printed circuit board, in the case of the present invention, the cam rotor rotates and bends the contact spring kite of the movable contact plate downward. t,
Fixed position of fixed side contact plate (contact part)
Nobu-0N), or shi'yu] concubine), <1 ri 2.: Lost.

i所読するものであるから、スイッチ操作によって/ヨ
ードを発生することがなく、また、損傷を生ずることも
すく、長期((亙って安定的に使用し得る。
Since it is a product that can be used for a long period of time, it does not generate iodine due to switch operation, is less likely to cause damage, and can be used stably for a long period of time.

5)・・・スイッチ作用を行うのは、固定側接点板の接
点板の接点部と、可動側接点板の接点ばね根の接改部だ
けであるので、両部だけを部分的に金メッキ等すれば、
スイッチ作用に何ら支障−がなく、よって、従来の接点
プラン全体及びプリント基板の回路全体に金メッキ等を
施していたのて比し、メッキ化が数分の1で済み、これ
が値コスト化の一要因をなしている。
5)...The only parts that perform the switch action are the contact part of the fixed side contact plate and the contact part of the contact spring root of the movable side contact plate, so only both parts are partially plated with gold, etc. if,
There is no problem with the switch action, and therefore, compared to conventional methods in which the entire contact plan and the entire circuit of the printed circuit board were plated with gold, the amount of plating required is a fraction of that, and this is a significant cost reduction. It is a contributing factor.

【図面の簡単な説明】[Brief explanation of the drawing]

平面図、下面図及びM −M’j4.:)断1’l’l
1図、第4[Z(ま可動側接点板の平面図及びN −N
’線、新面j図、第5図は固定側接点板の平面図波びO
O’ ijl折面図、第6図は従来のロータリスイッチ
のプリント基v7及びロータの斜視図である。 何月、 A・・・カムロータ、B・・固定側接点4仮、C・・町
−1」側接点板、Pl・・・カムロータの中心截、P2
・・固定側接点板の中心截、P3・・可動側接点板の中
L・点、L%LL%L2、L3・・p+を中心とした回
心円線、 /−3は従来のロータリスイッチで、l・′篇子部、ユ
・・接点部、3・・・プリント基板、t・、接点ブラシ
、4I−a・・・接点部、ψb・・接祖仮、!;−O−
9,4以下は本発明スイッチで、ly、ba% 6b。 6c1.6 c 2− カム、7・・・絶縁板、に、f
a。 ざb、ざC・・・接点板、g′・・・接点部、9・・導
電性薄板、1O110a、110b、10c=・接点;
ゴfrw板、10’・・・接点部、t o //・・・
接触部、ll・・・回転軸、12・・・カバー。 出願 人   ミンク電子工業株式会社第一1図 第2図
Plan view, bottom view, and M-M'j4. :) Cut 1'l'l
Figure 1, No. 4 [Z (plan view of movable side contact plate and N-N
' line, new surface J diagram, Figure 5 is the top view wave O of the fixed side contact plate.
FIG. 6 is a perspective view of a printed base v7 and a rotor of a conventional rotary switch. What month, A...Cam rotor, B...Fixed side contact 4 temporary, C...Machi-1'' side contact plate, Pl... Center cut of cam rotor, P2
...Center cut of the fixed side contact plate, P3...Middle L point of the movable side contact plate, L%LL%L2, L3...Circle of rotation centered on p+, /-3 is a conventional rotary switch So, l・′ section, U...contact section, 3...printed circuit board, t., contact brush, 4I-a...contact section, ψb...contact point provisional,! ;-O-
9.4 and below are switches of the present invention, ly, ba% 6b. 6c1.6 c 2- Cam, 7... Insulation plate, f
a. Zab, ZaC...Contact plate, g'...Contact part, 9...Conductive thin plate, 1O110a, 110b, 10c=-Contact;
Go frw board, 10'...contact part, to//...
Contact portion, ll...Rotating shaft, 12...Cover. Applicant Mink Electronic Industries Co., Ltd. Figure 11 Figure 2

Claims (1)

【特許請求の範囲】 1)、円形板の片面に、円中心点P1を中心とし間隔を
おいて設定した1以上の同心円線上の設定位置に、等高
で設定円弧長の1以上のカムを突設したカムロータと、 絶縁板における前記カムロータの中心点P1と相対する
点を中心点P2として、カムロータの同心円線と同じ間
隔毎に接点部を有する接点板を適宜固設した固定側接点
板と、 導電性薄板における中心点P3と前記固定側接点板の中
心点P2とを相対すると共に、固定側接点板の各接点板
と相対する位置に、接点部と接触部を有する接点ばね板
を適宜形成した可動側接点板とを各設け、 固定側接点板上に可動側接点板 を設置して、両板の中心点P2、P3と各接点板の接点
部を相対せしめ、可動側接点板上にカムロータを両者の
中心点P1、P3を相対せしめて回転自在に設置して構
成した、ロータリスイッチ。
[Claims] 1) On one side of a circular plate, one or more cams with equal heights and a set arc length are installed at set positions on one or more concentric circles set at intervals around the circle center point P1. A protruding cam rotor, and a fixed side contact plate in which contact plates having contact portions are appropriately fixed at the same intervals as the concentric lines of the cam rotor, with the center point P2 being a point opposite to the center point P1 of the cam rotor on the insulating plate. , A contact spring plate having a contact portion and a contact portion is appropriately placed so that the center point P3 of the conductive thin plate faces the center point P2 of the fixed side contact plate, and at a position facing each contact plate of the fixed side contact plate. The movable side contact plate is installed on the fixed side contact plate, and the center points P2 and P3 of both plates are opposed to the contact part of each contact plate, and the movable side contact plate is placed on the movable side contact plate. A rotary switch configured by installing a cam rotor so that it can rotate freely with its center points P1 and P3 facing each other.
JP20928184A 1984-10-05 1984-10-05 Rotary switch Pending JPS6188413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20928184A JPS6188413A (en) 1984-10-05 1984-10-05 Rotary switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20928184A JPS6188413A (en) 1984-10-05 1984-10-05 Rotary switch

Publications (1)

Publication Number Publication Date
JPS6188413A true JPS6188413A (en) 1986-05-06

Family

ID=16570342

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20928184A Pending JPS6188413A (en) 1984-10-05 1984-10-05 Rotary switch

Country Status (1)

Country Link
JP (1) JPS6188413A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0232618U (en) * 1988-08-23 1990-02-28

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5410978A (en) * 1977-06-27 1979-01-26 Globe Union Inc Rotary switch
JPS5813627B2 (en) * 1982-02-26 1983-03-15 株式会社日立製作所 Microwave plasma etching equipment

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5410978A (en) * 1977-06-27 1979-01-26 Globe Union Inc Rotary switch
JPS5813627B2 (en) * 1982-02-26 1983-03-15 株式会社日立製作所 Microwave plasma etching equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0232618U (en) * 1988-08-23 1990-02-28

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