JPS63118099U - - Google Patents

Info

Publication number
JPS63118099U
JPS63118099U JP802087U JP802087U JPS63118099U JP S63118099 U JPS63118099 U JP S63118099U JP 802087 U JP802087 U JP 802087U JP 802087 U JP802087 U JP 802087U JP S63118099 U JPS63118099 U JP S63118099U
Authority
JP
Japan
Prior art keywords
action member
keyboard
fulcrum
supported
action
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
JP802087U
Other languages
Japanese (ja)
Other versions
JPH0449674Y2 (en
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 filed Critical
Priority to JP1987008020U priority Critical patent/JPH0449674Y2/ja
Priority to IT8819175A priority patent/IT8819175A0/en
Publication of JPS63118099U publication Critical patent/JPS63118099U/ja
Priority to IT02120590U priority patent/IT219787Z2/en
Application granted granted Critical
Publication of JPH0449674Y2 publication Critical patent/JPH0449674Y2/ja
Expired legal-status Critical Current

Links

Description

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

図面は本考案に係る電子楽器の鍵盤装置を示す
もので、第１図は１実施例の側断面図、第２図は
その要部拡大図、第３図、第４図は鍵盤部の正面
図と平面図、第５図乃至第８図は押鍵中の作用力
の変化を示す説明図、第９図は押鍵時の特性を示
すグラフ、第１０図は変形例の部分断面図である
。 １…鍵盤、２，４…支点、３…アクシヨン部材
、５…ばね。 The drawings show a keyboard device for an electronic musical instrument according to the present invention. FIG. 1 is a side sectional view of one embodiment, FIG. 2 is an enlarged view of the main part, and FIGS. 3 and 4 are front views of the keyboard. Figures 5 to 8 are explanatory diagrams showing changes in acting force during key depression, Figure 9 is a graph showing characteristics during key depression, and Figure 10 is a partial sectional view of a modified example. be. 1...keyboard, 2, 4...fulcrum, 3...action member, 5...spring.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 鍵盤１をその後端の支点２で支持し、かつ押鍵
に応動するアクシヨン部材３により鍵盤１の中間
部を支持し、鍵盤１の支点２とアクシヨン部材３
の支点４との間に、押鍵力に対抗するばね５を彎
曲状態で介装し、この彎曲ばね５は先端がアクシ
ヨン部材３の支点４に対して押鍵により僅か前下
方へ移動する位置でアクシヨン部材３に当接する
ように設定され、さらに鍵盤１を押上げる荷重を
アクシヨン部材３に付与した構成を有する電子楽
器の鍵盤装置。 The keyboard 1 is supported by a fulcrum 2 at the rear end, and an intermediate portion of the keyboard 1 is supported by an action member 3 that responds to key presses, and the fulcrum 2 of the keyboard 1 and the action member 3
A spring 5 is interposed in a curved state between the fulcrum 4 of the action member 3 and the fulcrum 4 of the action member 3 in order to resist the key pressing force. The keyboard device for an electronic musical instrument has a configuration in which the action member 3 is set so as to come into contact with the action member 3, and a load for pushing up the keyboard 1 is applied to the action member 3.
JP1987008020U 1987-01-22 1987-01-22 Expired JPH0449674Y2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1987008020U JPH0449674Y2 (en) 1987-01-22 1987-01-22
IT8819175A IT8819175A0 (en) 1987-01-22 1988-01-22 KEYBOARD FOR ELECTRONIC MUSICAL INSTRUMENT, ESPECIALLY FOR AN ELECTRONIC PIANO.
IT02120590U IT219787Z2 (en) 1987-01-22 1990-05-18 KEYBOARD FOR ELECTRONIC MUSICAL INSTRUMENT, IN PARTICULAR FOR AN ELECTRONIC PLAN

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987008020U JPH0449674Y2 (en) 1987-01-22 1987-01-22

Publications (2)

Publication Number Publication Date
JPS63118099U true JPS63118099U (en) 1988-07-30
JPH0449674Y2 JPH0449674Y2 (en) 1992-11-24

Family

ID=30792019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987008020U Expired JPH0449674Y2 (en) 1987-01-22 1987-01-22

Country Status (1)

Country Link
JP (1) JPH0449674Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02149893A (en) * 1988-11-30 1990-06-08 Kawai Musical Instr Mfg Co Ltd Keyboard device for electronic musical instrument

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63125995A (en) * 1986-11-17 1988-05-30 ヤマハ株式会社 Keyboard for electronic musical instrument

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63125995A (en) * 1986-11-17 1988-05-30 ヤマハ株式会社 Keyboard for electronic musical instrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02149893A (en) * 1988-11-30 1990-06-08 Kawai Musical Instr Mfg Co Ltd Keyboard device for electronic musical instrument

Also Published As

Publication number Publication date
JPH0449674Y2 (en) 1992-11-24

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