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:
Jun. 23, 2020
Filed:
Jul. 12, 2019
Yamaha Corporation, Hamamatsu-shi, JP;
Shunsuke Ichiki, Hamamatsu, JP;
Akito Ohba, Hamamatsu, JP;
YAMAHA CORPORATION, Hamamatsu-Shi, JP;
Abstract
A keyboard apparatus includes a key, a frame, a flexible section configured to rotate the key with respect to the frame, the flexible section having a longitudinal direction, and including a region where a length of the flexible section in a first direction continuously increases toward a first end and a second end of the flexible section in a cross section perpendicular to the longitudinal direction of the flexible section, and a first supporting section supporting side closer to the first end than the region, the first supporting section including a bonding section bonded to the first end, the bonding section including a first section and a second section, the first section and the second section keeping continuity with the flexible section, and a recessed section being arranged at a position, in a scale direction and sandwiched between the first section and the second section, of the bonding section.