| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a key supporting device of a keyboard instrument capable of easily adjusting the height and struggle of the keyboard as a key is kept placing on a keyframe. <P>SOLUTION: The key supporting device of a keyboard instrument for supporting a plurality of keys 4 is arranged corresponding to the keys 4 and is provided with: a keyframe 3 where a plurality of attaching holes 16 pierced in a vertical direction are formed; and a plurality of front rail pins 21 for supporting the keys 4 from lower sides respectively. Each of the front rail pins 21 having a screw part on outside periphery thereof is set so as to project on the upper side of the keyframe 3 by being screwed freely forwards and backwards into each of the attaching holes 16 with the screw part, and is constituted so as to be rotatably operated through the attaching hole 16 from the lower side of the keyframe 3. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
