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. 05, 2010
Filed:
Jun. 14, 2007
Hideo Suzuki, Shizuoka-ken, JP;
Hideo Suzuki, Shizuoka-ken, JP;
Yamaha Corporation, Shizuoka-ken, JP;
Abstract
A saxophone is equipped with a supporting system, and the supporting system assists a player in performance on the saxophone; the supporting system includes pressure sensors respectively adhered to the keys of the saxophone, torque motors provided in association with the keys for exerting assisting force on the keys and a controller for adjusting a driving signal to a certain amount corresponding to the pressure; since a conversion table is stored in the controller, the controller looks up the amount of driving current to be adjusted in the conversion table, and supplies the driving signal to the torque motor, whereby the keys are depressed by the total of finger force and assisting force.