JPH0335597U

JPH0335597U -

Info

Publication number: JPH0335597U
Application number: JP9648589U
Authority: JP
Priority date: 1989-08-17
Filing date: 1989-08-17
Publication date: 1991-04-08
Anticipated expiration: 2004-08-17
Also published as: JPH08717Y2

Description

[Brief explanation of drawings]

第１図はこの考案の実施例である電子鍵盤楽器
のキー付近の構成図、第２図は同電子鍵盤楽器の
制御部のブロツク図、第３図は同制御部のメモリ
の一部構成図、第４図Ａ〜Ｆは同制御部の動作を
示すフローチヤート、第５図は同電子鍵盤楽器に
用いられるキーの他の実施例を示す図である。１２……タツチ圧検出回路、３０……キー、３
２，４０……錘、３３，４２……圧電素子。 Fig. 1 is a block diagram of the key area of an electronic keyboard instrument that is an embodiment of this invention, Fig. 2 is a block diagram of the control section of the electronic keyboard instrument, and Fig. 3 is a partial block diagram of the memory of the control section. 4A to 4F are flowcharts showing the operation of the control section, and FIG. 5 is a diagram showing another embodiment of the keys used in the electronic keyboard instrument. 12...Touch pressure detection circuit, 30...Key, 3
2, 40... Weight, 33, 42... Piezoelectric element.

補正平１．９．２２考案の名称を次のように補正する。考案の名称電子鍵盤楽器実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 1.9.22 The name of the invention is amended as follows. Name of the invention: Electronic keyboard instrument The scope of the claims for utility model registration and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】鍵に慣性体を内蔵し、前記鍵を操作する際、前
記慣性体に発生する慣性力のうち少なくとも上方
向への慣性力を検出する圧力センサを設け、この
圧力センサの出力値に基づいて楽音を制御する楽
音制御手段を設けたことを特徴とする電子鍵盤楽
器。[Claims for Utility Model Registration] An inertial body is built into the key, and a pressure sensor is provided to detect at least an upward inertial force among the inertial forces generated in the inertial body when the key is operated. An electronic keyboard instrument characterized by being provided with musical tone control means for controlling musical tones based on the output value of a sensor.

【図面の簡単な説明】第１図はこの考案の実施例である電子鍵盤楽器
のキー付近の構成図、第２図は同電子鍵盤楽器の
制御部のブロツク図、第３図は同制御部のメモリ
の一部構成図、第４図Ａ〜Ｆは同制御部の動作を
示すフローチヤート、第５図は同電子鍵盤楽器に
用いられるキーの他の実施例を示す図である。１２……タツチ圧検出回路、３０……キー、３
２，４０……錘、３３，４２……圧電素子。[Brief Description of the Drawings] Fig. 1 is a block diagram of the key area of an electronic keyboard instrument that is an embodiment of this invention, Fig. 2 is a block diagram of the control section of the electronic keyboard instrument, and Fig. 3 is a block diagram of the control section of the same electronic keyboard instrument. 4A to 4F are flowcharts showing the operation of the control section, and FIG. 5 is a diagram showing another embodiment of the keys used in the electronic keyboard instrument. 12...Touch pressure detection circuit, 30...Key, 3
2, 40... Weight, 33, 42... Piezoelectric element.

Claims

[Scope of utility model registration request]

An inertial body is built into the tip of the key of the keyboard, a pressure sensor is provided to detect the inertial force of the inertial body in at least the vertical direction, and musical tone control means is provided for controlling the musical tone based on the output value of this pressure sensor. An electronic keyboard instrument characterized by: