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:
Apr. 21, 2020
Filed:
Apr. 25, 2019
Applicant:
Yamaha Corporation, Hamamatsu-shi, Shizuoka, JP;
Inventors:
Assignee:
Yamaha Corporation, Hamamatsu-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10D 3/06 (2020.01); B32B 27/12 (2006.01); G10C 3/06 (2006.01); G10D 1/02 (2006.01); G10D 3/02 (2006.01); G10D 1/00 (2020.01); G10D 1/08 (2006.01); B27M 3/00 (2006.01); B32B 27/08 (2006.01); B32B 21/08 (2006.01); B32B 21/10 (2006.01);
U.S. Cl.
CPC ...
G10D 3/06 (2013.01); B27M 3/00 (2013.01); B32B 27/12 (2013.01); G10C 3/06 (2013.01); G10D 1/005 (2013.01); G10D 1/02 (2013.01); G10D 1/08 (2013.01); G10D 3/02 (2013.01); B32B 21/08 (2013.01); B32B 21/10 (2013.01); B32B 27/08 (2013.01); B32B 2250/40 (2013.01); B32B 2307/554 (2013.01);
Abstract
The board for a musical instrument according to the present disclosure includes: a first base layer; and a pair of first reinforcement layers laminated on both face sides of the first base layer, in which the first reinforcement layers includes a fiber and a binder, and the fiber is a polyparaphenylenebenzobisoxazole fiber, a liquid crystal polyester fiber, an aramid fiber, a polyarylate fiber, an ultra high-molecular weight polyethylene fiber, a polyethylene naphthalate fiber or a glass fiber.