Patent ID: 6723911
Filing Date: 2004-04-20
Classification: G10H

Abstract:
A performance apparatus comprising:at least one vibration generating part that generates vibration; a plurality of sound boards; a plurality of vibration transmission mechanisms interposed between respective ones of said plurality of sound boards and said vibration generating part in association with the respective ones of said plurality of sound boards, said plurality of vibration transmission mechanisms being operable to bring respective associated ones of said sound boards and said vibration generating part into a coupled state, to thereby transmit vibration of said vibration generating part to the respective associated ones of said sound boards; and an instruction device that gives an instruction selectively to one of said plurality of vibration transmission mechanisms to operate; whereby vibration of said vibration generating part is transmitted to one of said sound boards that is coupled to said vibration generating part, to cause the one of said sound boards to vibrate to generate sound.