| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain a touch feeling by a hammer structure 3 of a keyboard instrument and to prevent a flat cable 40 of a switch board 30 from interfering with a hammer structure 3. <P>SOLUTION: A key unit 1 comprising a white key 11, a thin wall part 12, and a common fixed part 13 is molded out of resin in one body. A key unit 2 comprising a black key 21, a thin wall part 22, and a common fixed part 23 is molded out of resin in one body. The common fixed parts 13 and 23 are fixed to a key fixation base 120 of a key frame 110. The flat cable 40 of the switch board 30 is led to a retainer 15 from below the key fixation base 120 through slits 130 and 140. Wiring is carried out from above the retainer 150 to behind the key frame 110 through above a stopper SU. <P>COPYRIGHT: (C)2007,JPO&INPIT |
