Title: Mechanical device for piano
Application Number: 200610051501 Application Date: 2006.02.28
Publication Number: 1831935 Publication Date: 2006.09.13
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G10C3/16,G10C3/00
Applicant(s) Name: Kawai Musical Instr Mfg Co. Address:
Inventor(s) Name:
Attorney & Agent: cai minjun yang songling
Abstract:
     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.
Time: 8
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