Patent ID: 8927845
Filing Date: 2015-01-06
Classification: G10H

Abstract:
1. An, electronic keyboard musical instrument, comprising: a housing having a lower casing which has a bottom wall, and in which an instrument component is disposed and an upper casing which has a top wall and which is attached to the lower casing, a left wall and a right wall being formed on at least one of the top wall of the upper casing and the bottom wall of the lower casing; a keyboard portion held by the housing; at least one speaker disposed at at least one end portion of the housing in a key arrangement direction of the housing on a rear side of the keyboard portion, such that a sound emission surface of the at least one speaker faces rearward, the at least one speaker being configured to generate a musical sound; a sound adjuster disposed in the housing so as to be located outward of the at least one speaker in the key arrangement direction; and a plurality of protruding portions formed at the at least one end portion of the housing so as to protrude from the at least one of the top wall of the upper casing and the bottom wall of the lower casing, wherein the sound adjuster is held by at least one of the plurality of protruding portions.