发明名称 Action for piano
摘要 An action for a piano is provided for clarifying a timing of let-off, improving the sequential touching capabilities, and consequently realizing high playing performance excellent in expressive power in a simple structure without adversely affecting the key touch feeling. The action for a piano swings a hammer in response to a touch on a key, and comprises a wippen pushed up by the key to pivotally move, a regulating button having a flat jack contact surface on the lower end, and a jack having a flat regulating button contact surface which comes into contact with the jack contact surface as the key is depressed. The jack comprises a molding made of a thermoplastic resin containing long fibers for reinforcement.
申请公布号 US7279627(B2) 申请公布日期 2007.10.09
申请号 US20060372596 申请日期 2006.03.10
申请人 KABUSHIKI KAISHA KAWAI GAKKI SEISAKUSHO 发明人 TANAKA KOUSUKE
分类号 G10G3/00 主分类号 G10G3/00
代理机构 代理人
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