Patent ID: 6096958
Filing Date: 2000-08-01
Classification: G10D

Abstract:
A transmission mechanism mounted on a rack and driven by a foot pedal to move a movable center rod and a superior cymbal at said movable center rod relative to a fixed inferior cymbal, the transmission mechanism comprising:a first universal joint, said first universal joint having a top end securely connected to said movable center rod and a bottom end;a second universal joint, said second universal joint having a bottom end securely connected to said rack and spaced below said first universal joint, and a top end;a coupling bolt, said coupling bolt comprising a head, and a threaded stem perpendicularly extended from said head and securely connected to the top end of said second universal joint, said head having a transverse through hole;an oscillating member, said oscillating member comprising a vertical block and a horizontal block connected at right angles, said vertical block having a top side securely connected to the bottom end of said first universal joint, a bottom opening, two transverse pin holes axially aligned at two opposite sides of said bottom opening;a pin mounted in the transverse pin holes at said vertical block of said oscillating member and inserted through the transverse through hole at the head of said coupling member; anda chain connected between said horizontal block of said oscillating member and said foot pedal.