JPS61153095U - - Google Patents
Info
- Publication number
- JPS61153095U JPS61153095U JP3645085U JP3645085U JPS61153095U JP S61153095 U JPS61153095 U JP S61153095U JP 3645085 U JP3645085 U JP 3645085U JP 3645085 U JP3645085 U JP 3645085U JP S61153095 U JPS61153095 U JP S61153095U
- Authority
- JP
- Japan
- Prior art keywords
- key
- case
- keyboard
- outputs
- pressed
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Description
第１図はこの考案の実施例斜視図、第２図は実
施例の要部縦断面図、第３図Ａ，Ｂはそれぞれ実
施例により得られる電気信号の電圧波形図、第４
図は従来例の要部縦断面図である。
２……白鍵、３……黒鍵、５……圧電変換手段
、５ａ……圧電変換素子、６……ケース、９……
信号発生部。
Fig. 1 is a perspective view of an embodiment of this invention, Fig. 2 is a vertical sectional view of the main part of the embodiment, Figs. 3A and B are voltage waveform diagrams of electric signals obtained by the embodiment, and Fig. 4
The figure is a vertical sectional view of the main part of a conventional example. 2... White key, 3... Black key, 5... Piezoelectric conversion means, 5a... Piezoelectric conversion element, 6... Case, 9...
Signal generator.
Claims (1)
下部に打鍵された際にそれぞれの鍵に対応する電
気信号を発生させる信号発生部を設けてなる電子
楽器用鍵盤において、打鍵された際に打鍵の強弱
に比例する電気信号を出力する圧電変換手段を信
号発生部に設けることを特徴とする電子楽器用鍵
盤。 ２ 圧電変換手段が、ケースと、そのケースに納
められケースに加えられる衝撃によつて弾性ひず
みを生じて電気信号を出力する圧電変換素子とか
らなる実用新案登録請求の範囲第１項に記載の電
子楽器用鍵盤。[Scope of Claim for Utility Model Registration] 1. An electronic device comprising a white key and a black key arranged, and a signal generating unit provided at the bottom of each key to generate an electric signal corresponding to each key when the key is pressed. 1. A keyboard for an electronic musical instrument, characterized in that a signal generating section is provided with piezoelectric conversion means that outputs an electric signal proportional to the strength of the keystroke when the key is pressed. 2. The piezoelectric transducer means described in claim 1 of the utility model registration, which consists of a case and a piezoelectric transducer that is housed in the case and outputs an electrical signal by generating elastic strain due to impact applied to the case. Keyboard for electronic musical instruments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3645085U JPS61153095U (en) | 1985-03-13 | 1985-03-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3645085U JPS61153095U (en) | 1985-03-13 | 1985-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61153095U true JPS61153095U (en) | 1986-09-22 |
Family
ID=30541640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3645085U Pending JPS61153095U (en) | 1985-03-13 | 1985-03-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61153095U (en) |
-
1985
- 1985-03-13 JP JP3645085U patent/JPS61153095U/ja active Pending
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