JPS5927595U - Electromagnetic plunger for automatic piano - Google Patents
Electromagnetic plunger for automatic pianoInfo
- Publication number
- JPS5927595U JPS5927595U JP12194682U JP12194682U JPS5927595U JP S5927595 U JPS5927595 U JP S5927595U JP 12194682 U JP12194682 U JP 12194682U JP 12194682 U JP12194682 U JP 12194682U JP S5927595 U JPS5927595 U JP S5927595U
- Authority
- JP
- Japan
- Prior art keywords
- electromagnetic plunger
- yoke
- button
- push
- iron core
- 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
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の電磁プランジャの一例を示す断面図、第
2図はこの考案に係る自動演奏ピアノ用電磁プランジャ
の一実施例を示す縦断面図、第3図は同プランジャの作
動時の要部正面図である。 □2・・・コイルボ
ビン、3・・・ソレノイドコイル、4・・・可動鉄心、
5・・・ヨーク、6・・・鍵、17・・・突上げボタン
、19・・・脚部。Fig. 1 is a sectional view showing an example of a conventional electromagnetic plunger, Fig. 2 is a longitudinal sectional view showing an embodiment of the electromagnetic plunger for a self-playing piano according to this invention, and Fig. 3 shows the main points during operation of the plunger. FIG. □2... Coil bobbin, 3... Solenoid coil, 4... Moving iron core,
5... Yoke, 6... Key, 17... Push-up button, 19... Leg.
Claims (1)
イルボビンが収納されるヨークと、先端部に突上げボタ
ンを有して前記コイルボビンの中心孔に遊挿され前記ソ
レノイドコイルへの通電によって軸方向に移動されるこ
とにより前記突上げボタンが鍵を作動させる可動鉄心と
を具備してなり、前記突上げボタンは弾性を有する脚部
を一体に有し、この脚部が前記ヨークに通常当接して弾
性変形し、前記可動鉄心を初期位置に保持することを特
徴とする自動演奏ピアノ用電磁プランジャ。a solenoid coil wound around a coil bobbin; a yoke in which the coil bobbin is housed; Accordingly, the push-up button is provided with a movable iron core that operates the key, and the push-up button has an integral leg portion having elasticity, and the leg portion normally comes into contact with the yoke and is elastically deformed. An electromagnetic plunger for a self-playing piano, characterized in that the movable iron core is held at an initial position.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12194682U JPS5927595U (en) | 1982-08-11 | 1982-08-11 | Electromagnetic plunger for automatic piano |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12194682U JPS5927595U (en) | 1982-08-11 | 1982-08-11 | Electromagnetic plunger for automatic piano |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5927595U true JPS5927595U (en) | 1984-02-21 |
JPH0114072Y2 JPH0114072Y2 (en) | 1989-04-25 |
Family
ID=30278919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12194682U Granted JPS5927595U (en) | 1982-08-11 | 1982-08-11 | Electromagnetic plunger for automatic piano |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5927595U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54138626U (en) * | 1978-03-18 | 1979-09-26 | ||
JPS54173730U (en) * | 1978-05-26 | 1979-12-07 |
-
1982
- 1982-08-11 JP JP12194682U patent/JPS5927595U/en active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54138626U (en) * | 1978-03-18 | 1979-09-26 | ||
JPS54173730U (en) * | 1978-05-26 | 1979-12-07 |
Also Published As
Publication number | Publication date |
---|---|
JPH0114072Y2 (en) | 1989-04-25 |
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