JPS5820506U

JPS5820506U - small variable resistor

Info

Publication number: JPS5820506U
Application number: JP11332381U
Authority: JP
Inventors: 伊村　淳一; 屋代　寿明
Original assignee: アルプス電気株式会社
Priority date: 1981-07-30
Filing date: 1981-07-30
Publication date: 1983-02-08

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

[Brief explanation of the drawing]

図面は本考案の実施例を示すものであり、第１図は回転
体および金属板の縦断面図、第２図は回転体の半平面図
、第３図は第１図に対する底面図、第４図は可変抵抗器
の全体を示す縦断面図である。１・・・金属板、１ｂ・・・固定側板片、ＩＣ・・・自
由側板片、ｌｋ、１ｍ・・・摺動子、２・・・回転体、
２Ｃ。２ｄ・・・駆動用の溝、３・・・絶縁基板、４・・・抵
抗体、５・・・端子、７・・・金属製の支点、８・・・
中間端子。The drawings show an embodiment of the present invention; FIG. 1 is a longitudinal sectional view of a rotating body and a metal plate, FIG. 2 is a half plan view of the rotating body, FIG. 3 is a bottom view of the rotating body, and FIG. FIG. 4 is a longitudinal sectional view showing the entire variable resistor. DESCRIPTION OF SYMBOLS 1... Metal plate, 1b... Fixed side plate piece, IC... Free side plate piece, lk, 1m... Slider, 2... Rotating body,
2C. 2d... Drive groove, 3... Insulating substrate, 4... Resistor, 5... Terminal, 7... Metal fulcrum, 8...
intermediate terminal.

Claims

[Scope of utility model registration request]

(1) A groove for rotational drive is formed on the surface of a rotating body made of insulating material, and one side of a double-folded metal plate is fixed to the back side of the rotating body, and this metal plate is A part of the other plate piece is bent in the direction away from the rotating body to form a slider, and on the other hand, a metal fulcrum of an insulating substrate with a self-arc-shaped resistor mounted on the surface is provided, and the rotating body is rotated. The plate piece of the metal plate fixed to the body is supported by the fulcrum, the rotating body is rotatably attached to the insulating substrate, and the slider is brought into sliding contact with the resistor; A small variable resistor comprising an intermediate terminal connected to and a terminal connected to the end of the resistor.

(2) The small variable resistor according to claim 1, wherein one side of the double-folded metal plate is fixed to the rotating body by insert molding means.

(3) The metal fulcrum is a pin with a head, the intermediate terminal is held between the head of this pin and the back surface of the insulating board, and the tip of this pin is inserted into the mounting hole of the fixed side plate of the metal plate. A small variable resistor according to claim 1, characterized in that it is inserted and caulked.