JP2514821Y2 - Rotary variable resistor - Google Patents
Rotary variable resistorInfo
- Publication number
- JP2514821Y2 JP2514821Y2 JP1990107476U JP10747690U JP2514821Y2 JP 2514821 Y2 JP2514821 Y2 JP 2514821Y2 JP 1990107476 U JP1990107476 U JP 1990107476U JP 10747690 U JP10747690 U JP 10747690U JP 2514821 Y2 JP2514821 Y2 JP 2514821Y2
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- rotary variable
- circuit board
- knob
- variable resistor
- 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.)
- Expired - Lifetime
Links
Landscapes
- Adjustable Resistors (AREA)
Description
【考案の詳細な説明】 産業上の利用分野 本考案は、ラジオ，テレビ等の電子機器の音量調整用
等に使用される回転形可変抵抗器に関するものである。DETAILED DESCRIPTION OF THE INVENTION Industrial Field of the Invention The present invention relates to a rotary variable resistor used for volume adjustment of electronic devices such as radios and televisions.
従来の技術 従来の回転形可変抵抗器を第３図により説明する。2. Description of the Related Art A conventional rotary variable resistor will be described with reference to FIG.
同図によると、１は取付ケースであり、２は抵抗体で
あり、上記取付ケース１にインサート成型されている。
３はツマミであり、樹脂で円板状に形成されている。４
は軸であり、ツマミ３は中心の穴によりこの軸４に回転
自在に取付けられている。５は摺動子である。摺動子５
は、ツマミ３に抵抗体２と対向して取付けられるととも
に、抵抗体２の表面と、バネ性をもって接触する突起部
5aを有している。６は端子であり、軸４、抵抗体２のそ
れぞれと電気的導通を有している。７は回路基板であ
り、端子６は、半田付等により、回路基板７に電気的導
通を有する様に取付けられる。According to the figure, 1 is a mounting case and 2 is a resistor, which is insert-molded in the mounting case 1.
Reference numeral 3 denotes a knob, which is made of resin and has a disk shape. Four
Is a shaft, and the knob 3 is rotatably attached to the shaft 4 by a central hole. Reference numeral 5 is a slider. Slider 5
Is a protrusion that is attached to the knob 3 so as to face the resistor 2 and that comes into contact with the surface of the resistor 2 with a spring property.
5a. Reference numeral 6 denotes a terminal, which is electrically connected to each of the shaft 4 and the resistor 2. Reference numeral 7 denotes a circuit board, and the terminals 6 are attached to the circuit board 7 so as to have electrical continuity by soldering or the like.
以上の様に構成された、従来の回転形可変抵抗器は摺
動子５はツマミ３に抵抗体２と対面する形で取付けら
れ、抵抗体表面とバネ性をもって、接触しており、ツマ
ミ３は、軸４に回転自在に取付けられており、ツマミ３
を手などで回転させると、摺動子５の突起部5aが抵抗体
３の表面を摺動し、それによって抵抗値を可変すること
ができるものである。なお、８は接触子であり、一方面
は摺動子５と他面は端子６と電気的接触を保つものであ
る。In the conventional rotary variable resistor configured as described above, the slider 5 is attached to the knob 3 so as to face the resistor 2, and is in contact with the resistor surface with a spring property. Is rotatably attached to the shaft 4, and the knob 3
When is rotated by a hand or the like, the protrusion 5a of the slider 5 slides on the surface of the resistor 3, whereby the resistance value can be changed. Reference numeral 8 is a contactor, and one surface keeps electrical contact with the slider 5 and the other surface keeps electrical contact with the terminal 6.
考案が解決しようとする課題 しかしながら、上記の従来の構成では、回路基板−端
子−接触子−摺動子−抵抗体と接触部分が多く複雑であ
り、薄形化，簡略化が困難であるとともに、また、抵抗
値，抵抗変化特性の変更等の要求に対して回転形可変抵
抗器全体を変更しなければならないという課題を有して
いた。DISCLOSURE OF THE INVENTION Problems to be Solved by the Invention However, in the above-described conventional configuration, the circuit board-terminal-contact-slider-resistor and many contact portions are complicated, and it is difficult to reduce the thickness and simplify the structure. In addition, there is a problem that the entire rotary variable resistor must be changed in response to demands such as changes in resistance value and resistance change characteristic.
本考案は、上記の従来の課題を解決するもので、回転
形可変抵抗器の薄形化，簡略化と、抵抗体取換えの簡略
化を目的とするものである。SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and aims to reduce the thickness and simplification of a rotary variable resistor and to simplify the replacement of a resistor.
課題を解決するための手段 この課題を解決するために本考案の回転形可変抵抗器
は、回路基板と、この回路基板にスナップイン機構によ
り脱着および回転自在に装着された操作ツマミと、この
操作ツマミに装着された環状の抵抗体と、この抵抗体に
接続された同心状の導電部と、上記の回路基板に半田付
けにより装着された上記導電部上を摺動する接触子と上
記の抵抗体上を摺動する他の接触子により構成したもの
である。Means for Solving the Problem To solve the problem, a rotary variable resistor according to the present invention comprises a circuit board, an operating knob mounted on the circuit board by a snap-in mechanism so as to be detachable and rotatable, and this operation. An annular resistor mounted on the knob, a concentric conductive part connected to this resistor, a contactor sliding on the conductive part mounted on the circuit board by soldering, and the above resistance It is composed of another contactor that slides on the body.
作用 以上のように抵抗体とこの抵抗体に接続された同心円
状の導電部を装着されたツマミと、回路基板に装着され
た抵抗体上及び同心円状の導電部上を摺動するそれぞれ
の接触子で構成したことにより、接触部品の削減による
構造簡略化，薄形化が図れるとともに、抵抗体及び導電
部が装着されたツマミを取り換えることで、抵抗値の異
なった抵抗体等の変更が容易にできるものである。Function As described above, the resistor and the knob equipped with the concentric conductive part connected to this resistor and the respective contacts that slide on the resistor mounted on the circuit board and on the concentric conductive part Since it is composed of a child, the structure can be simplified and thinned by reducing the number of contact parts, and it is easy to change the resistor etc. with a different resistance value by replacing the knob on which the resistor and conductive parts are mounted. It can be done.
実施例 本考案の一実施例の回転形可変抵抗器を第１図（ａ）
〜第１図（ｃ）により説明する。同図において、11はツ
マミ、12はこのツマミ11に装着された抵抗体基板、13は
回路基板、14a,14bはこの回路基板に装着された接触
子、15は抵抗体基板12上に形成された環状の抵抗体、16
は上記抵抗体基板12上に形成された一端が上記抵抗体15
に接続され、同心状に設けられた導電部である。Embodiment FIG. 1 (a) shows a rotary variable resistor according to an embodiment of the present invention.
~ This will be described with reference to Fig. 1 (c). In the figure, 11 is a knob, 12 is a resistor board mounted on the knob 11, 13 is a circuit board, 14a and 14b are contacts mounted on this circuit board, and 15 is formed on the resistor board 12. A circular resistor, 16
One end of the resistor 15 formed on the resistor substrate 12 is the resistor 15
Is a conductive portion that is concentrically provided.
以上の様に構成された、回転形可変抵抗器をより詳細
に説明すると、抵抗体基板12は中心に穴を有しており、
表面には、転写又は、印刷によって、環状の抵抗体15と
導電部16が形成されている。Explaining in more detail the rotary variable resistor configured as described above, the resistor substrate 12 has a hole in the center,
An annular resistor 15 and a conductive portion 16 are formed on the surface by transfer or printing.
ツマミ11には、貼り付け又はインサート成形によって
抵抗体基板13を取り付けるとともに、同板状の上記ツマ
ミ11の中央部より、抵抗体基板12を貫通し、スナップ性
を有した軸11aが形成されている。The knob 11 is attached with the resistor substrate 13 by pasting or insert molding, and the resistor substrate 12 is penetrated from the central portion of the knob 11 having the same plate shape to form a shaft 11a having a snap property. There is.
上記回路基板13は、ツマミ11の軸11aを回転可能に取
付け得る穴と接触子14a,14bをそれぞれ取付ける穴を有
し、接触子14a,14bの取付穴からは、それぞれ回路基板1
3の回路に印刷配線されている。接触子14a,14bは、銀メ
ッキ等で表面処理されており、回路基板13の取付穴に、
半田付けにより固定されている。The circuit board 13 has a hole for rotatably mounting the shaft 11a of the knob 11 and holes for mounting the contactors 14a, 14b, respectively, and from the mounting holes of the contactors 14a, 14b, respectively, the circuit board 1
Printed and wired to circuit 3. The contacts 14a, 14b are surface-treated with silver plating or the like, and the mounting holes of the circuit board 13 are
It is fixed by soldering.
上記接触子14a,14bはバネ性を有し、それぞれ抵抗体
基板13上に形成された抵抗体15と導電部16にその一端を
接触させている。The contacts 14a and 14b have spring properties, and one ends thereof are brought into contact with the resistor 15 and the conductive portion 16 formed on the resistor substrate 13, respectively.
以上のように構成された回転形可変抵抗器は回路基板
13に回転自在に取付けたツマミ11を回転することによ
り、接触子14a,14bがそれぞれ抵抗体15と導電部16の上
を摺動し、抵抗値を可変することが可能となる。The rotary variable resistor configured as above is a circuit board
By rotating the knob 11 that is rotatably attached to 13, the contacts 14a and 14b slide on the resistor 15 and the conductive portion 16, respectively, and the resistance value can be varied.
本考案の第２の実施例の回転形可変抵抗器を第２図
（ａ）〜（ｃ）により説明する。なお、説明にあたって
は第１図の実施例と同一部分は同一番号を付与し、説明
を省略して説明する。同図において、14cは接触子であ
り、17は抵抗体基板12上に形成された第２の導電部であ
り、上記接触子14cは一端が回路基板13に半田付けによ
り固着され、この回路基板13の印刷回路と接続されると
ともに、他端は上記第２の導電部17に弾接している。以
上のように構成された回転形可変抵抗器は回路基板13に
回転自在に取付けたツマミ11を回転することにより、接
触子14a,14b,14cがそれぞれ抵抗体15、導電部16、第２
の導電部17の上を摺動することにより、抵抗値を可変す
ることができるものである。A rotary variable resistor according to a second embodiment of the present invention will be described with reference to FIGS. In the description, the same parts as those in the embodiment of FIG. 1 are designated by the same reference numerals, and the description will be omitted. In the figure, 14c is a contact, 17 is a second conductive portion formed on the resistor substrate 12, and one end of the contact 14c is fixed to the circuit board 13 by soldering. It is connected to the printed circuit 13 and the other end is in elastic contact with the second conductive portion 17. In the rotary variable resistor configured as described above, by rotating the knob 11 rotatably attached to the circuit board 13, the contacts 14a, 14b, 14c are respectively made into the resistor 15, the conductive portion 16, and the second portion.
The resistance value can be varied by sliding on the conductive portion 17 of.
考案の効果 以上の様に、本考案は、回転形可変抵抗器を接触子を
回路基板に取付けるとともに、抵抗体及び導電部が形成
された抵抗体基板をスナップイン機構を持つツマミに装
着して構成したため、構造簡略化，薄形化できるととも
に、抵抗体基鈑が装着されたツマミの取り換えが容易に
できるため、回路の要求する、特性を持った抵抗体に容
易に変更可能となり産業上有用な回転形可変抵抗器を提
供できるものである。As described above, according to the present invention, the rotary variable resistor is mounted on the circuit board with the contactor, and the resistor board having the resistor and the conductive portion is mounted on the knob having the snap-in mechanism. Because of the configuration, the structure can be simplified and thinned, and the knob on which the resistor board is mounted can be easily replaced, so it can be easily changed to a resistor with the characteristics required by the circuit, which is industrially useful. It is possible to provide various rotary variable resistors.
第１図（ａ）は本考案の一実施例である回転形可変抵抗
器の側断面図、第１図（ｂ）は同分解斜視図、第１図
（ｃ）は抵抗体と導電部の関係を示す概要図、第２図
（ａ）は本考案の他の実施例である回転形可変抵抗器の
側断面図、第２図（ｂ）は同分解斜視図、第２図（ｃ）
は同抵抗体と導電部と第２の導電部の関係を示す概要
図、第３図は従来の回転形可変抵抗器の側断面図であ
る。 11……ツマミ、13……回路基板、14a,14b……接触子、1
5……抵抗体、16……導電部。FIG. 1 (a) is a side sectional view of a rotary variable resistor according to an embodiment of the present invention, FIG. 1 (b) is an exploded perspective view of the same, and FIG. 1 (c) shows a resistor and a conductive portion. FIG. 2 (a) is a side sectional view of a rotary variable resistor according to another embodiment of the present invention, FIG. 2 (b) is the same exploded perspective view, and FIG. 2 (c).
FIG. 3 is a schematic view showing the relationship among the resistor, the conductive part and the second conductive part, and FIG. 3 is a side sectional view of a conventional rotary variable resistor. 11 ... Knob, 13 ... Circuit board, 14a, 14b ... Contact, 1
5: resistor, 16: conductive part.
Claims (1)
に接続された環状の抵抗体と導電部を下面に備えてスナ
ップイン機構により回路基板に脱着ならびに回転可能に
装着された操作ツマミと、この操作ツマミの抵抗体と導
電部にそれぞれ摺接するように上記回路基板に半田付け
装着された接触子からなる回転形可変抵抗器。1. An operation knob, which is concentrically arranged and has an annular resistor and an electrically conductive portion, which are electrically connected to each other, and which is attached to a circuit board by a snap-in mechanism so as to be detachable and rotatable. A rotary variable resistor comprising a contact mounted on the circuit board by soldering so as to be in sliding contact with the resistor of the operation knob and the conductive portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990107476U JP2514821Y2 (en) | 1990-10-12 | 1990-10-12 | Rotary variable resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990107476U JP2514821Y2 (en) | 1990-10-12 | 1990-10-12 | Rotary variable resistor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0463602U JPH0463602U (en) | 1992-05-29 |
| JP2514821Y2 true JP2514821Y2 (en) | 1996-10-23 |
Family
ID=31854007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990107476U Expired - Lifetime JP2514821Y2 (en) | 1990-10-12 | 1990-10-12 | Rotary variable resistor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2514821Y2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58158403U (en) * | 1982-04-16 | 1983-10-22 | 株式会社ボッシュオートモーティブ システム | motor actuator with potentiometer |
| JPS62143403A (en) * | 1985-12-18 | 1987-06-26 | 松下電器産業株式会社 | Rotary operation type variable resistor |
-
1990
- 1990-10-12 JP JP1990107476U patent/JP2514821Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0463602U (en) | 1992-05-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR100702887B1 (en) | Rotary variable resistor | |
| JP3665492B2 (en) | Rotary variable resistor | |
| JP2514821Y2 (en) | Rotary variable resistor | |
| US4565990A (en) | Rotary operation type miniaturized electronic component | |
| US5939973A (en) | Rotary variable resistor with switch | |
| US4497984A (en) | Rotary switch assembly | |
| JPH0124886Y2 (en) | ||
| JPH0337204Y2 (en) | ||
| JPH018018Y2 (en) | ||
| JPH054246Y2 (en) | ||
| JPH0337208Y2 (en) | ||
| JP3860429B2 (en) | Code plate and rotary electric component using the same | |
| JPS6025850Y2 (en) | Variable resistor with multi-row switch | |
| JP2000149720A (en) | Rotary electronic component having push-button switch | |
| JPH0341391Y2 (en) | ||
| JP3074135U (en) | Rotary variable resistor with switch | |
| JPH03126002U (en) | ||
| JP2601040Y2 (en) | Variable resistor mounting structure | |
| JPH018019Y2 (en) | ||
| JPH0325002B2 (en) | ||
| JPS6032724Y2 (en) | lever type variable resistor | |
| JPH0129862Y2 (en) | ||
| JPH0440243Y2 (en) | ||
| JPH0129863Y2 (en) | ||
| JPH01255119A (en) | Push button switch |