Patent ID: 7928305

Claim:
A pedal system for a percussion instrument, comprising: a support element, having a pedal, at least one upright frame and a positioning unit, the pedal being swayable between a release position and a percussion position, an axle being rotatably disposed on the upright frame; a connecting shank, disposed on the axle in a rotational operative relationship; a transmission element, connecting between the pedal and the connecting shank, the connecting shank along with the axle being rotatable as the pedal pivoting between the release position and the percussion position; and a returning element, comprising a connecting body and a resilient member, the connecting body being disposed on the axle in a rotational operative relationship, the resilient member having a first end and a second end, the first end of the resilient member being adjustably connected to the positioning unit, and a distance between the first end and the axle being adjustable, the second end of the resilient member being adjustably connected to the connecting body, and a distance between the second end and the axle being adjustable as well.