发明名称 |
ELECTROMAGNETIC DEVICE FOR THE DETECTION OF THE DESCENDING TRAVEL OF KEYS IN ELECTRONIC KEYBOARDS. |
摘要 |
The present invention relates to an electromagnetic device for the detection of the descending travel of keys in electronic keyboards, which includes one or more coils (4) for each key (1) immersed in an electromagnetic field generated by one or more coils (5) traversed by electric current, which are elastically displaced during the descending travel of the key (1).
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申请公布号 |
WO0106487(A1) |
申请公布日期 |
2001.01.25 |
申请号 |
WO1999IT00229 |
申请日期 |
1999.07.20 |
申请人 |
MABEL DI AGOSTINELLI, MARIO;AGOSTINELLI, MARIO |
发明人 |
AGOSTINELLI, MARIO |
分类号 |
G10H1/055;G10H1/34;(IPC1-7):G10H1/34 |
主分类号 |
G10H1/055 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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