| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a touch-weight adjusting device for keyboard instruments capable of increasing or reducing the touch weight, according to the operation amount of the operation member over the entire operation range of an operation member so as to readily adjust the touch weight. <P>SOLUTION: The device includes a slider 11 provided movably in the front and back direction, a plurality of weight levers 12 placed on a weight placing pin 7 and supported by a supporting rail 22 rotatably about a pivot 26; an operation dial 13 provided movably so as to be operated for adjustment of the touch weight of keyboards 2; and a slider driving mechanism 14, provided between the operation dial 13 and the slider 11 for making the slider 11 move in the front and in the back direction, linking with the operation of the operation dial 13 so that the moved amount degree of change of the slider 11, with respect to the operation amount of the operation dial 13, is made smaller, as the pivots 26 of the weight levers 12 approach the weight placing pin 7. <P>COPYRIGHT: (C)2011,JPO&INPIT |
