JPS63165697U - - Google Patents
Info
- Publication number
- JPS63165697U JPS63165697U JP5860187U JP5860187U JPS63165697U JP S63165697 U JPS63165697 U JP S63165697U JP 5860187 U JP5860187 U JP 5860187U JP 5860187 U JP5860187 U JP 5860187U JP S63165697 U JPS63165697 U JP S63165697U
- Authority
- JP
- Japan
- Prior art keywords
- key
- weight
- fulcrum
- clamping part
- rear end
- 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
- 238000010586 diagram Methods 0.000 description 6
- 230000003068 static effect Effects 0.000 description 3
Description
第１図及び第２図はそれぞれ本考案の側面図、
第３図はその鍵ストローク対荷重の静特性図、第
４図及び第５図はピアノの鍵タツチを解析するた
めの説明図、第６図は計算による近似モデルの鍵
ストローク対荷重の動特性図、第７図はピアノの
鍵ストローク対荷重の動特性図、第８図は実験に
より得られたピアノの鍵ストローク対荷重の静特
性図、第９図は従来の電子ピアノの鍵装置の側面
図、第１０図はその鍵ストローク対荷重の静特性
図、第１１図はその鍵ストローク対荷重の動特性
図である。
１……鍵、２……弾性摺接部材、５，５……挟
持片、６……板ばね、７……おもり、８……クツ
シヨン材、９……スイツチ、１１……調整ねじ、
１２……クツシヨン材。
Figures 1 and 2 are side views of the present invention, respectively;
Figure 3 is a static characteristic diagram of key stroke vs. load, Figures 4 and 5 are explanatory diagrams for analyzing piano key touches, and Figure 6 is a dynamic characteristic of key stroke vs. load of a calculated approximate model. Figure 7 is a dynamic characteristic diagram of piano key stroke vs. load, Figure 8 is a static characteristic diagram of piano key stroke vs. load obtained by experiment, and Figure 9 is a side view of a conventional electronic piano key device. 10 is a static characteristic diagram of the key stroke vs. load, and FIG. 11 is a dynamic characteristic diagram of the key stroke vs. load. DESCRIPTION OF SYMBOLS 1... Key, 2... Elastic sliding contact member, 5, 5... Clamping piece, 6... Leaf spring, 7... Weight, 8... Cushion material, 9... Switch, 11... Adjustment screw,
12...Cushion material.
Claims (1)
る挟持部が形成された弾性摺接部材を他端側にお
いて回動自在に支持し、鍵の押鍵又は離鍵による
前記支点後端部の上下動に応じて前記挟持部が鍵
の支点後端部の面を摺動するようにすると共に前
記挟持部に一端が板ばねの自由端におもりを固着
し、該おもりと鍵との間におもりの動きを抑制す
るクツシヨン材を配設すると共に、鍵の押下時に
接触し前記おもりの動きを抑制するクツシヨン材
を配設したことを特徴とする電子楽器の鍵装置。 An elastic sliding contact member having a clamping part formed at one end to sandwich and make elastic contact with the rear end of the fulcrum is rotatably supported at the other end, and when the key is pressed or released, the rear end of the fulcrum is moved. The clamping part slides on the surface of the rear end of the fulcrum of the key in accordance with the vertical movement, and a weight is fixed to the clamping part, one end of which is fixed to the free end of the leaf spring, and a space between the weight and the key is provided. A key device for an electronic musical instrument, characterized in that a cushioning material is provided to suppress the movement of the weight, and the cushioning material comes into contact with the key when the key is pressed to suppress the movement of the weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5860187U JPH0442876Y2 (en) | 1987-04-20 | 1987-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5860187U JPH0442876Y2 (en) | 1987-04-20 | 1987-04-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63165697U true JPS63165697U (en) | 1988-10-28 |
| JPH0442876Y2 JPH0442876Y2 (en) | 1992-10-09 |
Family
ID=30889321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5860187U Expired JPH0442876Y2 (en) | 1987-04-20 | 1987-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442876Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008241885A (en) * | 2007-03-26 | 2008-10-09 | Yamaha Corp | Keyboard device for electronic musical instrument |
-
1987
- 1987-04-20 JP JP5860187U patent/JPH0442876Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008241885A (en) * | 2007-03-26 | 2008-10-09 | Yamaha Corp | Keyboard device for electronic musical instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0442876Y2 (en) | 1992-10-09 |
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