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:
Nov. 11, 1997
Filed:
Jan. 16, 1996
Applicant:
Inventors:
Minoru Nakano, Shizuoka, JP;
Hiroaki Ohmuro, Shizuoka, JP;
Assignee:
Yamaha Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10D / ;
U.S. Cl.
CPC ...
84402 ; 84403 ;
Abstract
A plurality of metal bars of a vibraphone are regulated such that the first-order to third-order vibration approximate to the frequency ratio of 1:4:8 by using recesses formed in the central portion of the metal bar and the end portions on both sides of the central portion, and a player can make the metal bars generate tones exactly on a scale so as to harmonize with one another.