Patent ID: 9324306
Filing Date: 2016-04-26
CPC Classification: G10C

Claim Text:
1. A keyboard device comprising: a plurality of keys; and action mechanisms respectively provided corresponding to the plurality of keys, wherein each action mechanism comprises: a transmission member which is displaced in response to a depression operation on a corresponding key; a hammer member which provides an action load to the key subjected to the depression operation by making a motion in response to the displacement of the transmission member; and an interlock control section which has an interlock projecting section provided to one of the transmission member and the hammer member and a guide section which guides the interlock projecting section, and is provided to another one of the transmission member and the hammer member, for controlling the motion of the hammer member made in response to the displacement of the transmission member corresponding to the key subjected to the depression operation by a relative motion between the guide section and the interlock projecting section.