Title: Arm-tie rotating mechanism
Application Number: 03136017 Application Date: 2003.05.08
Publication Number: 1457037 Publication Date: 2003.11.19
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G10C3/00;G10C3/02
Applicant(s) Name: Yamaha K.K. Address:
Inventor(s) Name: Shirayana Eiichi;Koki Fumiyoshi
Attorney & Agent: li xiaoshu wei xiaogang
Abstract:
    A brace 14 is provided so as to be able to maintain the open position of a lid 13 of a keyboard musical instrument (grand piano) 10, is able to rotate between an erect position that maintains an open position of lid 13 and a collapsed position, and is able to be self-standing in the erect position. A position regulating section 23 is provided between brace 14 and body 11 of grand piano 10 that maintains an angle of rotation of brace 14 at a constant angle.
Time: 10