JPH0331798U - - Google Patents
Info
- Publication number
- JPH0331798U JPH0331798U JP9207389U JP9207389U JPH0331798U JP H0331798 U JPH0331798 U JP H0331798U JP 9207389 U JP9207389 U JP 9207389U JP 9207389 U JP9207389 U JP 9207389U JP H0331798 U JPH0331798 U JP H0331798U
- Authority
- JP
- Japan
- Prior art keywords
- key
- leaf spring
- keyboard device
- keys
- sensor
- 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.)
- Granted
Links
- 230000005489 elastic deformation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Description
第１図はこの考案の一実施例を示す鍵の長手方
向に沿う断面図、第２図はその一部を拡大して示
す断面図、第３図は同じくその鍵復帰用板ばねの
形状を示す斜視図、第４図は同じくそのばね本体
の形状を示す平面図、第５図は同じくその板ばね
の側面図、第６図は同じくその第１，第２のＩＣ
基板に形成されたタツチレスポンス検出回路の回
路図、第７図は板ばねを一部変更した例を示す平
面図、第８図はこの考案の他の実施例を示す要部
斜視図、第９図はこの考案のさらに他の実施例の
板ばねの形状を示す斜視図、第１０図は同じくそ
の平面図である。
１……鍵、２，１２……鍵盤フレーム、５，１
５……プリント基板、６，１６……端子ユニツト
、７，１７，２７……鍵復帰用板ばね、８，９，
２８……ＩＣ基板、８Ａ……センサ回路、９Ａ…
…周辺回路、１０ａ，１０ｂ，１０ｃ，２９……
モールド部。
Fig. 1 is a sectional view along the longitudinal direction of the key showing an embodiment of this invention, Fig. 2 is an enlarged sectional view of a part of the key, and Fig. 3 similarly shows the shape of the key return leaf spring. FIG. 4 is a plan view showing the shape of the spring body, FIG. 5 is a side view of the leaf spring, and FIG. 6 is a diagram showing the first and second ICs.
A circuit diagram of a touch response detection circuit formed on a substrate, FIG. 7 is a plan view showing an example in which a leaf spring is partially modified, FIG. 8 is a perspective view of main parts showing another embodiment of this invention, and FIG. 9 The figure is a perspective view showing the shape of a leaf spring according to yet another embodiment of the invention, and FIG. 10 is a plan view thereof. 1...key, 2,12...keyboard frame, 5,1
5... Printed circuit board, 6, 16... Terminal unit, 7, 17, 27... Key return leaf spring, 8, 9,
28...IC board, 8A...sensor circuit, 9A...
...Peripheral circuit, 10a, 10b, 10c, 29...
Mold part.
Claims (1)
支持する鍵支持部材と、前記鍵を復帰方向へ付勢
する弾性体とを有する鍵盤装置において、 前記弾性体の弾性変形する部位に、前記鍵の回
動操作量に応じて電気的出力を発生するセンサを
設けたことを特徴とする鍵盤装置。 ２ 弾性体が板ばねであり、この板ばねにその弾
性変形による歪を検出するセンサが一体的にモー
ルドされている請求項１記載の鍵盤装置。[Claims for Utility Model Registration] 1. A keyboard device having a plurality of keys, a key support member that rotatably supports each of the keys, and an elastic body that biases the key in a return direction, comprising: A keyboard device characterized in that a sensor that generates an electrical output in accordance with the amount of rotational operation of the key is provided at a part of the body that is elastically deformed. 2. The keyboard device according to claim 1, wherein the elastic body is a leaf spring, and a sensor for detecting strain caused by elastic deformation of the leaf spring is integrally molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989092073U JP2566125Y2 (en) | 1989-08-04 | 1989-08-04 | Keyboard device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989092073U JP2566125Y2 (en) | 1989-08-04 | 1989-08-04 | Keyboard device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0331798U true JPH0331798U (en) | 1991-03-27 |
| JP2566125Y2 JP2566125Y2 (en) | 1998-03-25 |
Family
ID=31641519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989092073U Expired - Lifetime JP2566125Y2 (en) | 1989-08-04 | 1989-08-04 | Keyboard device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2566125Y2 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59112299U (en) * | 1983-12-19 | 1984-07-28 | 株式会社河合楽器製作所 | Key mechanism in touch response device of electronic musical instrument |
| JPS60136799A (en) * | 1983-11-25 | 1985-07-20 | マチアスホ−ナ−・アクチエンゲゼルシヤフト | Keyboard for electronic musical instrument |
| JPS6166397U (en) * | 1984-10-04 | 1986-05-07 |
-
1989
- 1989-08-04 JP JP1989092073U patent/JP2566125Y2/en not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60136799A (en) * | 1983-11-25 | 1985-07-20 | マチアスホ−ナ−・アクチエンゲゼルシヤフト | Keyboard for electronic musical instrument |
| JPS59112299U (en) * | 1983-12-19 | 1984-07-28 | 株式会社河合楽器製作所 | Key mechanism in touch response device of electronic musical instrument |
| JPS6166397U (en) * | 1984-10-04 | 1986-05-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2566125Y2 (en) | 1998-03-25 |
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