The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 15, 1996
Filed:
Oct. 04, 1994
Applicant:
Inventors:
Yasutoshi Kaneko, Shizuoka-ken, JP;
Kiyoshi Kawamura, Shizuoka-ken, JP;
Assignee:
Yamaha Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10C / ; G10C / ; G10F / ; G10F / ;
U.S. Cl.
CPC ...
84 20 ; 84115 ; 84225 ; 84246 ;
Abstract
An automatic playing apparatus is provided for an acoustic piano for reproducing a music without fingering of a player on a keyboard, and has a pedal actuator unit directly supported by a floor so that a reaction of the pedal is never exerted to the piano case, thereby preventing the key bed from deformation due to the reaction.