JPS60140997U - Actuator for automatic piano performance equipment - Google Patents
Actuator for automatic piano performance equipmentInfo
- Publication number
- JPS60140997U JPS60140997U JP2906584U JP2906584U JPS60140997U JP S60140997 U JPS60140997 U JP S60140997U JP 2906584 U JP2906584 U JP 2906584U JP 2906584 U JP2906584 U JP 2906584U JP S60140997 U JPS60140997 U JP S60140997U
- Authority
- JP
- Japan
- Prior art keywords
- actuator
- common yoke
- pipe
- yoke
- plunger
- 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
Landscapes
- Electromagnets (AREA)
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はピアノ自動演奏装置のドライブユニットを構成
するアクチュエータ及びキーセンサーユニットの鍵に対
する配置関係を示す断面図、第２図は従来のアクチュエ
ータの構造例を示す断面図、第３図はこの考案に係るピ
アノ自動演奏装置のアクチュエータの一実施例を示す断
面図、第４図及び第５図はプランジャ及びパイプの変形
例を −示す側面図及び断面図である。
１・・・・・・鍵、３・・・・・・キーセンサーユニッ
ト、２１・・・・・・上部共通ヨーク、２２・・・・・
・下部共通ユニット、２３・・・・・・ソレノイドコイ
ル、２４・・・・・・ボビン、２５・・・・・・パイプ
、２６・・・・・・プランジャ、２７・・・・・・アク
チュエータヘッド、２８・・・・・・ストッパー、２９
・・・・・・ばね。Fig. 1 is a cross-sectional view showing the arrangement of the actuator and key sensor unit that constitute the drive unit of an automatic piano performance device with respect to the key, Fig. 2 is a cross-sectional view showing an example of the structure of a conventional actuator, and Fig. 3 is a cross-sectional view showing the structure of a conventional actuator. FIGS. 4 and 5 are a cross-sectional view showing one embodiment of the actuator of the automatic piano performance device, and a side view and a cross-sectional view showing modified examples of the plunger and the pipe. 1... Key, 3... Key sensor unit, 21... Upper common yoke, 22...
・Lower common unit, 23... Solenoid coil, 24... Bobbin, 25... Pipe, 26... Plunger, 27... Actuator Head, 28... Stopper, 29
・・・・・・Spring.
Claims (1)
共通ヨークの下面に位置し、他端が前記下部共通ヨーク
より突出するように配設した非磁性のパイプと、滑動自
在で、かつ先端が前記上部ヨークより突出するように前
記パイプ内に配置した棒状のプランジャと、前記パイプ
内に位置して前記プランジャの下端を支持するばねと、
前記プランジャの突出端に冠着したアクチュエータヘッ
ドと、前記上部共通ヨークと前記下部共通ヨーク５、
の間の前記パイプの外周に配置し、ピアノ鍵盤の
鍵の動きに関する情報などに基づいた電気信号に、 よ
って励磁するソレノイドコイルとを備えてなるピアノ自
動演奏装置のアクチュエータ。an upper common yoke, a lower common yoke, a non-magnetic pipe arranged such that one end is located on the lower surface of the upper common yoke and the other end protrudes from the lower common yoke, and a non-magnetic pipe that is slidable and has a tip. a rod-shaped plunger disposed within the pipe so as to protrude from the upper yoke; and a spring disposed within the pipe to support a lower end of the plunger;
an actuator head mounted on the protruding end of the plunger, the upper common yoke and the lower common yoke 5;
an actuator for an automatic piano performance device, comprising a solenoid coil disposed on the outer periphery of the pipe between the pipes and excited by an electric signal based on information regarding the movement of keys on a piano keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2906584U JPS60140997U (en) | 1984-02-29 | 1984-02-29 | Actuator for automatic piano performance equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2906584U JPS60140997U (en) | 1984-02-29 | 1984-02-29 | Actuator for automatic piano performance equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60140997U true JPS60140997U (en) | 1985-09-18 |
Family
ID=30527534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2906584U Pending JPS60140997U (en) | 1984-02-29 | 1984-02-29 | Actuator for automatic piano performance equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60140997U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5927595B2 (en) * | 1979-09-25 | 1984-07-06 | ロツクウエル・リモルデイ・エスピ−エイ | Edge sewing device for cylindrical materials |
-
1984
- 1984-02-29 JP JP2906584U patent/JPS60140997U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5927595B2 (en) * | 1979-09-25 | 1984-07-06 | ロツクウエル・リモルデイ・エスピ−エイ | Edge sewing device for cylindrical materials |
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