Title: Piano fine-toning mehtod and apparatus thereof
Application Number: 200310101162 Application Date: 2003.10.21
Publication Number: 1609945 Publication Date: 2005.04.27
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G10C3/10,G10C3/00
Applicant(s) Name: Chen Xianan Address: 014046
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The present invention relates to one piano micro tuning method and device. The method is that a tuning device is set onto single chord of chord bundle to regulate its tightness degree and tension to realize the trimming of pitch. The said device has slight pitch regulation and slow and small tension variation, and is suitable for pitch trimming.
Time: 6