发明名称 Key for musical instrument
摘要 A key for a musical instrument is provided for facilitating the attachment of a weight, and adjustments of a touch load, while using an alternative material for substitution for lead as a material for the weight. The key comprises a swingable key body formed with embedding holes, and weights each made of a material other than lead and having a threaded outer peripheral surface. The weight is screwed into the embedding hole for removable fit into the key body to give a load to the key body. A plurality of types of weights different in load from one another are provided for selecting one having an appropriate load therefrom to adjust the touch load.
申请公布号 US2003047061(A1) 申请公布日期 2003.03.13
申请号 US20020201283 申请日期 2002.07.24
申请人 KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO 发明人 KUGIMOTO HIDENORI;ISHII JUN;OOKUBO KENICHI
分类号 G10C3/12;(IPC1-7):G10C3/12 主分类号 G10C3/12
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