JPS6088632U

JPS6088632U - Electronic tuner selection components including multi-row variable resistors

Info

Publication number: JPS6088632U
Application number: JP18053183U
Authority: JP
Inventors: 高山　眞人
Original assignee: 帝国通信工業株式会社
Priority date: 1983-11-22
Filing date: 1983-11-22
Publication date: 1985-06-18
Also published as: JPH0122270Y2

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 drawings]

図面は本考案の実施例を示し、第１図Ａはチューナーユ
ニットの上面図、Ｂは同側面図、Ｃは同正面図、Ｄは同
裏面図である。第２図は説明のためのケースの一部切除
部を含むチューナーユニット上面拡大説明図である。第
３図Ａはチューナーユニット基板の拡大上面図、Ｂはチ
ューナーユニットの拡大側面断面図であり、第１図Ａの
Ｂ−Ｂ断面を拡大して示す。第４図はモールドケース１
の要部の開口部より見た斜視拡大説明図である。第５図Ａは可変抵抗器の調整つまみの拡大上面図、第５
図Ｂは同一部断面図を含む拡大側面図である。第６図Ａ
は可変抵抗器ローター６の拡大上面図、第６図Ｂは同一
部断面図を含む拡大側面図であり、第６図Ｃは同拡大底
面図である。第７図Ａは抵抗体摺動子７の拡大上面図、
第７図Ｂは同一部断面図を含む拡大側面図である。第８
図Ａは可変抵抗器中央端子８の拡大上面図、Ｂは拡大側
面図であり、Ｃは拡大正面図である。第９図Ａはバンド
スイッチつまみ９の拡大上面図、Ｂは同一部切欠拡大側
面図であり、Ｃは拡大底面図である。第１０図Ａはバン
ドスイッチ摺動子１０の拡大上面図、−Ｂは拡大側面図
である。第１１図Ａはバンドスイッチワッシャーの拡大
上面図、第１１図Ｂは同拡大側面断面図である。１：ケース、ＩＡ：ローター軸穴、ＩＢ：スイッチ軸溝
、ＩＣ：弧状穴、ＩＥ：弾性突起、ＩＦ、　　ｌＦ”：
軸受溝、ＩＪ、ＩＪ’ニガイド溝、トＧ：仕切板、ＩＨ
：角穴、ＩＫ：調整つまみ調整穴、ＩＬｉＬ’：固着突
起、１Ｍニスペーサ−突起、２：基板、２Ｃ：ローター
軸孔、２Ｄ：バンドスイッチ軸孔、２Ｅ、２Ｅ’：係合
孔、５：可変抵抗器調整軸、５Ａ：調整円板部、５Ｂ：
ねじ部、５Ｅ、５Ｅ’：調整孔、５Ｆ、５Ｆ’：支軸部
、６：可変抵抗器ローター、６Ａ：表示軸、６Ａ工：回
転位置インジケーター、６Ｂ：外周歯車部、６Ｃ：小径
軸、６Ｄ：係合角孔、６Ｅ：円形溝、７：抵抗体摺動子
、７Ｃ：中心孔、７Ｄ：突出部、８：可変抵抗器中央端
子、８Ｃ：鳩目部、９：バンドスイッチつまみ、９Ｂ＝
小径支軸、９Ｃ：操作支柱、９Ｄ＝小径軸部、９Ｅ：カ
ム凹部、９Ｅ二本体部、９Ｇ：係合溝部、１０：バンド
スイッチ摺動子、１０Ｄ：中心穴、１０Ｇ：舌片、１１
：バンドスイッチワッシャー、１２：バンドスイッチ中
央端子、１２Ｄ：鳩目部、２１：抵抗体、２２：共通電
極、２５，２６，２７：共通電路。第１０図第１１図The drawings show an embodiment of the present invention, and FIG. 1A is a top view of the tuner unit, FIG. 1B is a side view thereof, C is a front view thereof, and FIG. 1D is a back view thereof. FIG. 2 is an enlarged top view of the tuner unit including a partially cut-out portion of the case for explanation. FIG. 3A is an enlarged top view of the tuner unit board, and FIG. 3B is an enlarged side sectional view of the tuner unit, showing an enlarged view of the BB cross section of FIG. 1A. Figure 4 shows mold case 1
FIG. 2 is a perspective enlarged explanatory view of a main part of the apparatus as seen from an opening. Figure 5A is an enlarged top view of the adjustment knob of the variable resistor;
FIG. B is an enlarged side view including a partial cross-sectional view. Figure 6A
6 is an enlarged top view of the variable resistor rotor 6, FIG. 6B is an enlarged side view including a partial sectional view of the same, and FIG. 6C is an enlarged bottom view of the same. FIG. 7A is an enlarged top view of the resistor slider 7;
FIG. 7B is an enlarged side view including a partial sectional view. 8th
Figure A is an enlarged top view of the variable resistor center terminal 8, Figure B is an enlarged side view, and Figure C is an enlarged front view. 9A is an enlarged top view of the band switch knob 9, FIG. 9B is an enlarged side view with a portion cut away, and FIG. 9C is an enlarged bottom view. FIG. 10A is an enlarged top view of the band switch slider 10, and FIG. 10B is an enlarged side view. FIG. 11A is an enlarged top view of the band switch washer, and FIG. 11B is an enlarged side sectional view thereof. 1: Case, IA: Rotor shaft hole, IB: Switch shaft groove, IC: Arc-shaped hole, IE: Elastic protrusion, IF, IF":
Bearing groove, IJ, IJ' guide groove, G: Partition plate, IH
: Square hole, IK: Adjustment knob adjustment hole, ILiL': Fixed protrusion, 1M spacer protrusion, 2: Board, 2C: Rotor shaft hole, 2D: Band switch shaft hole, 2E, 2E': Engagement hole, 5: Variable resistor adjustment shaft, 5A: Adjustment disc part, 5B:
Threaded part, 5E, 5E': Adjustment hole, 5F, 5F': Support shaft, 6: Variable resistor rotor, 6A: Display shaft, 6A work: Rotation position indicator, 6B: External gear part, 6C: Small diameter shaft, 6D: Engagement square hole, 6E: Circular groove, 7: Resistor slider, 7C: Center hole, 7D: Projection, 8: Variable resistor center terminal, 8C: Eyelet, 9: Band switch knob, 9B =
Small diameter support shaft, 9C: Operation column, 9D = Small diameter shaft portion, 9E: Cam recess, 9E two main body portions, 9G: Engagement groove portion, 10: Band switch slider, 10D: Center hole, 10G: Tongue piece, 11
: band switch washer, 12: band switch center terminal, 12D: eyelet, 21: resistor, 22: common electrode, 25, 26, 27: common electrical circuit. Figure 10 Figure 11

Claims

[Claims for Utility Model Registration] A multi-row rotary variable resistor and a rotary band switch are provided on an insulating substrate 2 and housed in a case 1, and the resistance value of the variable resistor is adjusted using an adjustment knob with a deceleration rotation mechanism. In an electronic tuner selection device that adjusts: □ A rotor 6 made of an elastic insulator to which a resistor slider 7 is fixed, which is in sliding contact with a plurality of horseshoe-shaped variable resistor resistors 21 provided on an insulating substrate 2. A display shaft 6A is projected from the upper part of the rotor and rotatably engaged with the rotor hole IA of the case 1, and an outer peripheral gear part 6B is provided on the outer periphery of the rotor 6, and a central shaft is provided on the outer peripheral gear part 6B. In order to provide elasticity in the radial direction, a concentric deep circular groove is provided around the central axis, and a one-piece body is provided with a threaded portion 5B that engages with the outer peripheral gear portion 6B of the rotor 6 and an adjustment knob disc portion 5A. An electronic tuner selection component including a multi-row variable resistor in which an insulated adjustment shaft 5 made of a mold is rotatably fixed to the inner surface of a case 1.