Title: Keyboard musical instrument with stable key balanced piece regulated key
Application Number: 02154231 Application Date: 2002.11.08
Publication Number: 1428764 Publication Date: 2003.07.09
Approval Pub. Date: 2006.07.19 Granted Pub. Date: 2006.07.19
International Classifi-cation: G10C3/12
Applicant(s) Name: Yamaha Corp. Address:
Inventor(s) Name: Iue Satoshi
Attorney & Agent: he xiumeng li xiaoshu
Abstract:
    A key is an indispensable component parts of an acoustic or electronic keyboard musical instrument, and key balancers are embedded in the key for varying the moment exerted on the key; the key balancers are fastened to the key by means of an anchor so that the key balancers are neither chattered in nor dropped out from the key.
Time: 6