| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electronic keyboard instrument having a casing structure with which a casing can be easily assembled in a good-looking manner and the maintenance and inspection of the inside of the casing are easy. <P>SOLUTION: The casing of the electronic keyboard instrument comprises a bottom board section on which a keyboard section is placed, a keyslip section which rises from the bottom board section in front of the keyboard section, a casing body section which includes right and left board sections rising from the bottom board section on the right and left sides of the keyboard section and two segments of a topboard section forming the rear top surface of the casing and a casing rear section including the back surface section falling from the rear end of the topboard section. The casing rear section is attached by an attaching and detaching system to the casing body section via sliding and fastening means to be slid and fastened with and to the casing body section (for example, the right and left board sections or the bottom board section). <P>COPYRIGHT: (C)2003,JPO |
