JPS6118539U - Electronic keyboard instrument key switch - Google Patents

Electronic keyboard instrument key switch

Info

Publication number
JPS6118539U
JPS6118539U JP1984101304U JP10130484U JPS6118539U JP S6118539 U JPS6118539 U JP S6118539U JP 1984101304 U JP1984101304 U JP 1984101304U JP 10130484 U JP10130484 U JP 10130484U JP S6118539 U JPS6118539 U JP S6118539U
Authority
JP
Japan
Prior art keywords
key switch
keyboard instrument
electronic keyboard
instrument key
keyboard frame
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
Application number
JP1984101304U
Other languages
Japanese (ja)
Other versions
JPH0448600Y2 (en
Inventor
恵介 渡辺
Original Assignee
ヤマハ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ヤマハ株式会社 filed Critical ヤマハ株式会社
Priority to JP1984101304U priority Critical patent/JPS6118539U/en
Publication of JPS6118539U publication Critical patent/JPS6118539U/en
Application granted granted Critical
Publication of JPH0448600Y2 publication Critical patent/JPH0448600Y2/ja
Granted legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は、この考案の一実施例である鍵スイツチを圧電
フィルムの一部を剥離して示す斜視図、第２図は、同じ
くその横断面図を鍵及びそのアクチュエータと共に示す
断面図、第３図は、同じくその鍵スイッチを形成した鍵
盤フレームに鍵を装着した状態を示す斜視図、第４図は
、押鍵時に鍵スイッチの圧電フイルムのアクチュエータ
によって押圧される部分に加わる圧力と、それによって
発生する電圧の例を示す線図である。 １・・・鍵盤フレーム、２・・・絶縁体層、３・・・接
点バタニン、７・・・圧電フイルム、１０・・・鍵スイ
ッチ、１１・・・鍵、１２・・・アクチュエータ。FIG. 1 is a perspective view showing a key switch, which is an embodiment of this invention, with a part of the piezoelectric film peeled off; FIG. Figure 3 is a perspective view showing a key mounted on the keyboard frame that also forms the key switch, and Figure 4 shows the pressure applied to the part of the piezoelectric film of the key switch that is pressed by the actuator when the key is pressed, and the pressure applied to the part pressed by the actuator of the piezoelectric film of the key switch. FIG. 2 is a diagram illustrating an example of voltage generated by. DESCRIPTION OF SYMBOLS 1... Keyboard frame, 2... Insulator layer, 3... Contact baton, 7... Piezoelectric film, 10... Key switch, 11... Key, 12... Actuator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 鍵盤フレーム上に密着形成した絶縁体層上に導電材によ
る接点パターンを形成し、該鍵盤フレームの接点パター
ンを形成した絶縁体層上に圧電フイルムを付着してなり
、前記鍵盤フレームに装着される各鍵に設けられたアク
チュエータによって前記圧電フイルムの各鍵に対応する
接点パターン上の部分が押圧されるようにしたことを特
徴とする電子鍵盤楽器の鍵スイッチ。A contact pattern made of a conductive material is formed on an insulating layer closely formed on a keyboard frame, and a piezoelectric film is attached to the insulating layer on which the contact pattern of the keyboard frame is formed, and the keyboard frame is attached to the keyboard frame. A key switch for an electronic keyboard instrument, characterized in that a portion of the piezoelectric film on a contact pattern corresponding to each key is pressed by an actuator provided for each key.
JP1984101304U 1984-07-06 1984-07-06 Electronic keyboard instrument key switch Granted JPS6118539U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984101304U JPS6118539U (en) 1984-07-06 1984-07-06 Electronic keyboard instrument key switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984101304U JPS6118539U (en) 1984-07-06 1984-07-06 Electronic keyboard instrument key switch

Publications (2)

Publication Number Publication Date
JPS6118539U true JPS6118539U (en) 1986-02-03
JPH0448600Y2 JPH0448600Y2 (en) 1992-11-16

Family

ID=30660743

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984101304U Granted JPS6118539U (en) 1984-07-06 1984-07-06 Electronic keyboard instrument key switch

Country Status (1)

Country Link
JP (1) JPS6118539U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6183228U (en) * 1984-11-08 1986-06-02

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS532929U (en) * 1976-06-28 1978-01-12
JPS5795715U (en) * 1981-11-26 1982-06-12
JPS57180931U (en) * 1981-05-11 1982-11-16
JPS5864720A (en) * 1981-10-12 1983-04-18 日産自動車株式会社 Switch unit for vehicle
JPS58173127U (en) * 1983-04-07 1983-11-19 日本電信電話株式会社 piezoelectric keyboard

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS532929B2 (en) * 1973-02-02 1978-02-01

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS532929U (en) * 1976-06-28 1978-01-12
JPS57180931U (en) * 1981-05-11 1982-11-16
JPS5864720A (en) * 1981-10-12 1983-04-18 日産自動車株式会社 Switch unit for vehicle
JPS5795715U (en) * 1981-11-26 1982-06-12
JPS58173127U (en) * 1983-04-07 1983-11-19 日本電信電話株式会社 piezoelectric keyboard

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6183228U (en) * 1984-11-08 1986-06-02

Also Published As

Publication number Publication date
JPH0448600Y2 (en) 1992-11-16

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