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:
Sep. 23, 2014
Filed:
May. 14, 2013
Applicant:
Casio Computer Co., Ltd., Tokyo, JP;
Inventor:
Akihisa Hoshino, Fussa, JP;
Assignee:
Casio Computer Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10C 3/02 (2006.01); G10C 3/12 (2006.01); G10H 1/32 (2006.01);
U.S. Cl.
CPC ...
G10C 3/12 (2013.01); G10H 1/32 (2013.01);
Abstract
A keyboard device of the present invention includes a front guide shaft that is provided on the front portion of a front lid and projects toward sides of the front lid, a rear guide shaft that is provided on the front portion of a rear lid and projects toward sides of the rear lid, and a guide groove that guides the front guide shaft and the rear guide shaft in the front and back directions of a musical instrument case. The guide groove is provided with a guide recess where the rear guide shaft comes in so that the front lid and the rear lid are placed on the same plane when a keyboard lid is closed and covers a keyboard section.