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:
May. 01, 2018
Filed:
Sep. 07, 2015
Applicant:
Yamaha Corporation, Hamamatsu-shi, JP;
Inventors:
Assignee:
YAMAHA CORPORATION, Hamamatsu-Shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G10D 13/02 (2006.01);
U.S. Cl.
CPC ...
G10D 13/022 (2013.01); G10D 13/02 (2013.01); G10D 13/025 (2013.01);
Abstract
A drum, including: a shell; at least one head; and a vibration damping portion including at least one of (a) an outer-surface facing surface which is disposed in substantially parallel with and is closely opposed to an outer surface of an outer peripheral portion of the at least one head without contacting the outer surface and (b) an inner-surface facing surface which is disposed in substantially parallel with and is closely opposed to an inner surface of the outer peripheral portion of the at least one head without contacting the inner surface.