Patent ID: 8178771

Claim:
A casing structure for a sound adiustinq apparatus, said casing structure including a box-shaped casing comprising: an upper surface section having a display and operating members disposed thereon; a bottom surface section; and a side surface section surrounding side surfaces connecting between the upper surface section and the bottom surface section, wherein said upper surface section includes: a generally flat operation panel section that has a multiplicity of the operating members provided on a front side region of said casing; a boundary section that connects from a rear end edge of the operation panel section; and a generally flat, inclined display panel section that extends rearwardly and upwardly from the boundary section at a greater inclination angle than the operation panel section, wherein said casing including in an interior thereof: a front accommodating section defined between the operation panel section and the bottom surface section; a rear accommodating section defined between the display panel section and the bottom surface section; and a plate-shaped partition member that is provided on the bottom surface section to extend vertically upward from the bottom surface section to the boundary section, said partition member having an opening formed therethrough to permit communication between the front accommodating section and the rear accommodating section, wherein said partition member supports the boundary section of said upper surface section from below to reinforce the boundary section and other components around the boundary section, wherein said operation panel section and the operating members provided on said operation panel section are mounted on an operation panel mounting unit disposed on a front side region of said upper surface section, and wherein said operation panel mounting unit is pivotable about a pivot point, located forwardly of the boundary section, to open or close the front accommodating section.