Patent ID: 9607587
Date: 2017-03-28
CPC Classifications: G10B,G10C,G10H

Claim:
1. A keyboard device for an electronic keyboard instrument, comprising: a key that extends in a front-rear direction and is swingable about its center or portion close thereto; a hammer that is a monolithic and rigid member and pivotally movable about a fixed hammer fulcrum; and a capstan screw that is provided on one of said key and said hammer and is in contact, in a longitudinal axis, with the other of said key and said hammer, wherein said hammer is placed directly on a rear end of said key via said capstan screw, and is pushed up by said key in accordance with depression of said key to perform upward pivotal movement and come into abutment with a fixed hammer stopper, and wherein an angle of the longitudinal axis of said capstan screw, as viewed laterally, with respect to a vertical direction is set to be smaller when said key is in a fully depressed state than when said key is in a key-released state.