| 摘要 |
PROBLEM TO BE SOLVED: To provide a white key of a keyboard instrument capable of improving a yield and merchantability, and reducing a manufacturing cost.SOLUTION: A white key 1 of a keyboard instrument includes a wooden key body 2, a synthetic resin-made upper cover 3 adhered to the key body 2, and a synthetic resin-made front cover 4 adhered to a front-end face 2b of the key body 2. The upper cover 3 has a protrusion protruding downward from a front-end part, and the protrusion and an upper-end part of the front cover 4 are in contact with each other on respective inclined surfaces. |
