| 摘要 |
PURPOSE:To provide the hammer support structure of the electronic keyboard musical instrument which can be shortened in assembly time, properly support a hammer without slanting it to the right or left, and improve a touch feeling. CONSTITUTION:This structure has a keyboard chassis which has plural guide holes 38 for guiding the bearing parts 21 of plural hammers formed in the upper end part of a front plate 33 and plural fitting holes 36 formed in the lower end part of a back plate 35, shaft parts 27 which are stored rotatably in the bearing parts 21, and fixed arm parts 28 which extend backward from the upper ends of the shaft parts 27 and are fitted in the fitting holes 26, and is equipped with plural fulcrum members 24 having a couple of right and left fixation grooves 31 which are formed at the fixed arm parts 28 and positioned right behind the back plate 35 by fitting the fixed arm parts 28 in the fitting holes 36, a fixation member 25 which has an array of projection parts 40 inserted into the fixation grooves 31, and a fixation means 42 which fixes the fixation member 25 to the keyboard chassis. |
