| 摘要 |
A keyboard device (11) includes: an elastic portion (111) that is provided on any one of a pair of opposed end faces (11a, 11b), abuts on an abutting portion (108) provided on a keyboard holding device (10), and biases the keyboard device in a direction toward another end (11b) face from one end face (11a) on which the elastic portion is provided; a first engaging portion (110) that is provided on the one end face, and engages with a third engaging portion (109) provided on the keyboard holding device; and a second engaging portion (115) that is provided on the another end face, and engages with a fourth engaging portion (107) provided on the keyboard holding device by the bias of the elastic portion. |
