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.

Date of Patent:
Jul. 09, 2019

Filed:

Mar. 13, 2018
Applicant:

Casio Computer Co., Ltd., Shibuya-ku, Tokyo, JP;

Inventor:

Hirokazu Taniguchi, Tachikawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10C 3/04 (2006.01); G10C 3/12 (2006.01);
U.S. Cl.
CPC ...
G10C 3/04 (2013.01); G10C 3/12 (2013.01);
Abstract

A keyboard device where at least one of a transmission rail and a hammer rail is favorably supported, and a keyboard instrument including the keyboard device are provided. A transmission support pole for supporting the transmission rail and a hammer support pole for supporting the hammer rail are each arranged in a gap between two keys adjacent to each other among a plurality of keys, arranged in a hole provided in at least one of the plurality of keys, or arranged at a position corresponding to a key support shaft which supports at least one of the plurality of keys. As a result, at least one of the transmission support rail and the hammer support rail is favorably supported.


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