| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a Japanese drum in which sound quality adjustment by the skin tension adjustment of a japanese drum can be done easily. <P>SOLUTION: In the sound quality adjustment device of the Japanese drum which is constituted so that at the skin tension part of the Japanese drum, an adjustment base body 3 which is comprised as a ring shape, and a skin tension ring 2 which is also comprised as a ring shape are placed by being overlapped; a skin tension adjustment screw mechanism A is interposed between the adjustment base body 3 and the skin tension ring 2; a head by a stick is comprised at the inner side of the skin tension ring 2 with the drum skin 1 touched to the outer surface of the skin tension ring 2 ; and thus the skirt part of the drum skin 1 is fixed around the adjustment base body, the skin tension adjustment mechanism A which is provide at the inner side of the adjustment base body 3 is constituted of an adjustment male screw 4 and an adjustment female screw 5, and moreover the adjustment base body 3 is constituted of a pipe member, and the adjustment female screw 5 is fixed in the inside of the pipe member, and the adjustment male screw 4 which is mounted on the adjustment female screw 5 by being screwed into the screw 5 is made to be abutted to the skin tension ring 2 by being made to be projected from the screw 5. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
