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. 02, 2019
Filed:
Nov. 21, 2017
Casio Computer Co., Ltd., Shibuya-ku, Tokyo, JP;
Akihisa Hoshino, Fussa, JP;
CASIO COMPUTER CO., LTD., Tokyo, JP;
Abstract
A keyboard instrument including a musical instrument case, a speaker which emits sounds in response to instructions from a keyboard section, and a keyboard lid which is switchable between a first arrangement state where the keyboard lid covers at least a portion of the keyboard section and a second arrangement state where the keyboard lid is opened to expose at least a portion of the keyboard section and housed in the musical instrument case, in which the keyboard lid in the second arrangement state is arranged such that a first acoustic space for leading the sounds emitted from the speaker to outside of the musical instrument case is formed between the keyboard lid and a portion of the musical instrument case.