Patent ID: 7754953

Claim:
A spring adjustment mechanism for a drum pedal, comprising: at least one support; a beater shaft supported on the support and rotatable around the axis of the shaft; a drum beater connected to pivot toward and away from a drum as the shaft is rotated; a drive member on the shaft; a foot pedal connected with an operating member so that movement of the pedal moves the drive member to rotate the shaft for pivoting the drum beater toward and away from a drum head of a drum as the shaft is selectively rotated in opposite directions; a spring hooked to the beater shaft such that the spring tension returns the beater shaft to a position of least spring tension; an adjustment screw interconnected with the spring for adjusting the tension of the spring, the adjustment screw being movable with respect to the support and the beater shaft for adjusting the tension of the spring, a spring tension adjustment nut threadingly engaging said adjustment screw; and a locking system for locking the adjustment screw at one of a plurality of a selected adjustment positions relative to the support, said selected adjustment positions being radially disposed about the central axis of rotation of said adjustment screw so that said adjustment screw is configured to be locked into one of said selected adjustment positions relative to the support; wherein said locking system comprises a series of teeth disposed on an exterior surface of said adjustment nut and a latch that engages said series of teeth, said series of teeth defining said selected adjustment positions.