JPS6246498U - - Google Patents

Description

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

第１図はこの考案の第１実施例を示す分解斜視
図、第２図はこの考案の第２実施例の底面図、第
３図は同じくその矢示方向から見た側面図、第４
図は第２図のＡ―Ａ線に沿う拡大断面図、第５図
は同じくそのクリツク機構部のみを示す分解斜視
図、第６図は従来例を示す分解斜視図である。 １０……本体、１１……軸孔、１２……ブロツ
ク挿入孔、２０……踏板、２１……軸孔、２２…
…軸受ブラケツト、２５……アクチユエータ、３
０……軸、３１……頭部、３２……軸部、３３…
…爪部、３５，３６……凹部、４０……内ブロツ
ク、４１……コイルスプリング、４２……外ブロ
ツク、４３……クリツクピン、４４……コイルス
プリング、５０……ボリユーム（信号発生器）、
５２……ピン、５３……レバー、６０……電子楽
器のケース下板。 Figure 1 is an exploded perspective view showing the first embodiment of this invention, Figure 2 is a bottom view of the second embodiment of this invention, Figure 3 is a side view similarly seen from the direction of the arrow, and Figure 4 is a side view of the second embodiment of this invention.
The figure is an enlarged sectional view taken along the line AA in FIG. 2, FIG. 5 is an exploded perspective view showing only the click mechanism, and FIG. 6 is an exploded perspective view showing a conventional example. 10...Main body, 11...Shaft hole, 12...Block insertion hole, 20...Treadboard, 21...Shaft hole, 22...
... Bearing bracket, 25 ... Actuator, 3
0...Shaft, 31...Head, 32...Shaft, 33...
...claw portion, 35, 36... recess, 40... inner block, 41... coil spring, 42... outer block, 43... click pin, 44... coil spring, 50... volume (signal generator),
52... Pin, 53... Lever, 60... Lower plate of electronic musical instrument case.

Claims (1)

【実用新案登録請求の範囲】 １ 本体に回動可能に軸支された踏板と、この踏
板を回動することによつて制御される信号発生器
とを有する足踏み式操作装置において、 前記本体に前記踏板を軸支する軸が前記本体に
相対回転可能に挿通され、少なくとも軸承部と軸
圧接部とを円筒又は円柱状とした軸部を有し、 前記本体に係止され、前記軸と直交する方向か
ら前記軸圧接部に圧接するブロツク体を設けたこ
とを特徴とする電子楽器における足踏み式操作装
置。 ２ 前記ブロツク体が、前記本体に前記軸と直交
する方向から嵌入して係止される外ブロツクと、
この外ブロツクに摺動可能に嵌合し、先端面が前
記軸の軸圧接部に圧接する内ブロツクとからなる
ことを特徴とする実用新案登録請求の範囲第１項
記載の電子楽器における足踏み式操作装置。 ３ 内ブロツクが、外ブロツクとの間に介装され
たコイルスプリングによつて軸への圧接力を付与
されている実用新案登録請求の範囲第２項記載の
電子楽器における足踏み式操作装置。 ４ 内ブロツクが、摩擦係数の高い弾性体によつ
て形成されている実用新案登録請求の範囲第２項
記載の電子楽器における足踏み式操作装置。 ５ 軸の軸圧接部外周面の所定位置に凹部を有し
、内ブロツクに前記凹部に対応して前記軸の中心
方向に付勢されたクリツク部材を内装している実
用新案登録請求の範囲第２項乃至第４項のいずれ
かに記載の電子楽器における足踏み式操作装置。[Claims for Utility Model Registration] 1. A foot-operated operating device having a footplate rotatably supported on a main body, and a signal generator controlled by rotating the footplate, which includes: A shaft that pivotally supports the step board is inserted through the main body so as to be relatively rotatable, has a shaft portion in which at least a shaft bearing portion and a shaft pressure contact portion are cylindrical or cylindrical, and is locked to the main body and perpendicular to the shaft. 1. A foot-operated operation device for an electronic musical instrument, characterized in that a block body is provided that presses against the shaft press-contact portion from a direction in which the axial press-contact portion is pressed. 2. an outer block in which the block body is fitted into and locked in the main body from a direction perpendicular to the axis;
and an inner block which is slidably fitted into the outer block and whose tip end surface is in pressure contact with the axial pressure contact portion of the shaft. Operating device. 3. The foot-operated operating device for an electronic musical instrument according to claim 2, wherein the inner block is applied with pressure against the shaft by a coil spring interposed between the inner block and the outer block. 4. The foot-operated operating device for an electronic musical instrument according to claim 2, wherein the inner block is formed of an elastic body with a high coefficient of friction. 5. A utility model having a recessed portion at a predetermined position on the outer circumferential surface of the shaft pressure contact portion of the shaft, and a click member that is biased toward the center of the shaft in correspondence with the recessed portion is installed in the inner block. A foot-operated operation device for an electronic musical instrument according to any one of items 2 to 4.