Patent ID: 7858861

Claim:
A pedal system for a drum, comprising: a support element, having a pedal and at least one upright frame, 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, the connecting shank having a sectorial slot vertically disposed thereon and a connecting bore transversely disposed thereon, the connecting bore communicating with the sectorial slot and locating at a tip of the sectorial slot, a rod inserting in the connecting bore, the rod having a radial threaded bore corresponding to the sectorial slot; a fixation element, disposed on the axle in a rotational operative relationship, the fixation element being adapted for a drum hammer to dispose thereon; a transmission element, connecting to the pedal at one end thereof; an adjusting element, a part of the adjusting element inserting in the sectorial slot to engage with the threaded bore, the transmission element connecting to the adjusting element at another end thereof, the adjusting element being movable along the sectorial slot and being selectively fixed to the connecting shank, thereby the connecting shank being rotatable as the pedal pivoting between the release position and the percussion position.