Patent ID: 7612273
Filing Date: 2009-11-03
Classification: G10D,G10H

Abstract:
1. An electronic percussion instrument that detects vibration due to hits and outputs a corresponding signal comprising: a body having a hollow circular cylindrical shape with an outer circumference and an inner circumference, the body further having a rim part with an upper edge on the outer circumference; a head having a generally flat surface with a lower surface and an upper surface positioned lower than the upper edge of the rim part and inside the inner circumference of the body, the head further having an inner circumference and an outer circumference; a head support member having a generally cylindrical shape and positioned within the inner circumference of the body, the head support member is arranged to contact the inner circumference of the lower surface of the head; a hoop part having a ring shape that surrounds the outer circumference of the head and provides tension to the head at the inner circumference of the body, the hoop part further having an upper surface and a lower surface; a head sensor arranged to detect vibrations of the head; a frame connected to the head support member; a plurality of bolts arranged to secure the hoop part to the body, the bolts threaded to a plurality of internal threads formed in the frame; and a generally annular rib on the body between the rim part of the body and the head support member; the hoop part having bolt head accommodating holes for receiving heads of the bolts so that the heads of the bolts do not protrude from the upper surface of the hoop part; and the hoop part further having a generally annular slot in which the generally annular rib is received.